12:30-2:00 PM - POSTERS - SESSION 27 OCC, Exhibition Hall ‘A’

Posters will be displayed from Monday morning, 7 August through Wednesday afternoon, 9 August. Presenters will be available to field questions and discuss their posters from 12:30 to 2:00 pm on Tuesday, 8 August.

| ABLS / Bryological and Lichenological Section, BSA || AFS / Pteridological Section, BSA || ASPT / Systematics Section, BSA || Developmental and Structural Section, BSA || Ecological Section, BSA || Genetics Section, BSA || Paleobotanical Section, BSA || Phycological Section, BSA || Physiological Section, BSA || Teaching Section, BSA || Recent Topics |

CONTRIBUTED POSTERS: ABLS / Bryological and Lichenological Section, BSA

27-1 STUBBS, CONSTANCE S. University of Maine, Orono. Long-term biomonitoring (1988–1998): Lichen distribution, abundance, and health on red spruce, Picea rubens Sarg.

27-2 KEON, DYLAN B. and PATRICIA S. MUIR. Oregon State University, Corvallis. Factors limiting the distribution of the sensitive lichen Usnea longissima in the Oregon Coast Range: habitat or dispersal?

27-3 GEISER, LINDA H. Siuslaw National Forest, Corvallis, OR. Establishing background ranges and mapping of lichen sulfur, nitrogen and metal concentrations in Pacific Northwest forests.

27-4 ANTOINE, MARIE E. and WILLIAM E. WINNER. Oregon State University, Corvallis. Analysis of nitrogen, carbon, and water use by Lobaria oregana, a cephalodiate lichen at the Wind River Canopy Crane site.

27-5 BROWN, PATRICK J. and DAVID A. DALTON. Reed College, Portland. Nitrogen fixation, photosynthesis and growth by Lobaria oregana in an old-growth forest canopy.

27-6 RUCHTY, ANDREA and BRUCE McCUNE. Oregon State University, Corvallis. Influence of canopy type on the biodiversity of epiphytic lichens and bryophytes in riparian forests.

27-7 BUSCHBOM, JUTTA and FRANCOIS LUTZONI. The Field Museum, Chicago, IL. A molecular phylogenetic study of the genus Porpidia (Porpidiaceae, Ascomycota).

27-8 BONINE, MARY L., LLOYD R. STARK, D. NICHOLAS McLETCHIE and BRENT D. MISHLER. University of Nevada, Las Vegas. Spatial distribution of desert bryophyte populations.

27-9 HALL, CHRISTINA C. and JEFFREY C. NEKOLA. University of Wisconsin, Green Bay. Influence of scale-dependent environmental factors on the distribution of cliff moss species.

27-10 MILLER, DONNA H. University of West Alabama, Livingston. A review of the synoicous species of Cyclodictyon (Musci).

27-11 SELF, SHERRY L., C. HEATHER FORD and BARBARA CRANDALL-STOTLER. Southern Illinois University, Carbondale. Shoot/sporophyte associations in the Fossombroniineae.

27-12 CAO, TONG, SHUILIANG GUO and CHIEN GAO. Institute of Applied Ecology, Shenyang, Liaoning, China. Comparison of bryoflora and geographical elements between Racomitrium and Grimmia in China.

27-13 CAO, TONG, SHUILIANG GUO and WEI SHA. Institute of Applied Ecology, Shenyang, Liaoning, China. Distribution of Ptychomitrium muelleri (Mitt.) Jaeg. with its synonyms.

27-14 YU, JING, TONG CAO and QUANXI WANG. Institute of Applied Ecology, Shenyang, Liaoning, China. Studies on spore morphology of the genera Trematodon and Microcampylopus (Dicranaceae) from China by SEM.

CONTRIBUTED POSTERS: AFS / Pteridological Section, BSA

27-15 MEHLTRETER, KLAUS*, JOSÉ G. GARCÍA-FRANCO, AND ALEJANDRO FLORES-PALACIOS. Instituto de Ecología, Veracruz, México. Microhabitat preferences of trunk epiphytes in a cloud forest of Mexico, with special reference to ferns.

27-16 WILLISTON, PATRICK* AND PAULA BARTEMUCCI. University of British Columbia, Vancouver, Canada. The Ophioglossaceae of British Columbia.


Posters arranged alphabetically by family, biogeography and floristics.

27-17 SPJUT, RICHARD W. World Botanical Associates, Laurel, MD. A revised taxonomic key to the species and varieties of Taxus (Taxaceae).

27-18 BLATTNER, FRANK R.*; DIRK FISCHER; NIKOLAI FRIESEN; SVEN POLLNER; AND KONRAD BACHMANN. Institute of Plant Genetics and Crop Plant Research Gatersleben, Germany. Molecular markers in Allium, range of application and taxonomic consequences.

27-19 MEEROW, ALAN W.*; AND DIERDRE A. SNIJMAN. USDA-ARS-SHRS, Miami, FL; National Botanic Institute, Kirstensbosch, Cape Town, South Africa. Phylogeny of Amaryllidaceae tribe Amaryllideae based on nrDNA ITS sequences.

27-20 YOO, KI-OUG*; P. P. LOWRY; J. L. WALCK; AND JUN WEN. Colorado State University, Fort Collins; Missouri Botanical Garden, St. Louis; Middle Tennessee State University, Murfreesboro. A phylogenetic and biogeographic analysis of Osmorhiza (Apiaceae) based on ITS and ndhF Sequences.

27-21 BAIRD, GARY I. Brigham Young University, Provo, UT. A phylogenetic assessment of Chrysothamnus Nutt. (Asteraceae, Astereae).

27-22 HOOPER, ELISABETH A.*; AND POLLY HIGGINS. Truman State University, Kirksville, MO. A preliminary investigation into the origin of the Pale Purple Coneflower, Echinacea pallida (Asteraceae), using allozyme and ISSR markers.

27-23 PARK, SEON-JOO*; ELISA KOROMPAI; JAVIER FRANCISCO-ORTEGA; ARNOLDO SANTOS-GUERRA; AND ROBERT JANSEN. University of Texas, Austin. Phylogenetic relationships of Tolpis (Asteraceae: Lactuceae) based on ndhF sequence data.


27-25 ROBERTS, ROLAND P.*; AND LOWELL E. URBATSCH. Louisiana State University, Baton Rouge. Phylogenetic investigations of the Ericameria complex (Astereae, Asteraceae).

27-26 URBATSCH, LOWELL E. Louisiana State University, Baton Rouge. Phylogeny of the Rudbeckiinae (Heliantheae, Asteraceae) based on cpDNA restriction site data and ITS, ETS, and 5’, 3’ trnK sequence data.

27-27 GROSE, SUSAN O.*; AND RICHARD G. OLMSTEAD. University of Washington, Seattle. Phylogenetic analysis of Crescentieae and Tabebuia s.l. (Bignoniaceae).

27-28 WALLICK, KYLE P.*; MIA MOLVRAY; PAUL J. KORES; AND WAYNE J. ELISENS. University of Oklahoma, Norman. A phylogenetic analysis of Buddlejaceae s.s. inferred from the trnL region of cpDNA.

27-29 VON BALTHAZAR, MARIA*; YIN-LONG QIU; AND PETER K. ENDRESS. University of Zurich, Switzerland. Phylogenetic relationships and character evolution in Buxaceae.

27-30 MERMELL, LESLY P.*; AND TINA J. AYERS. Northern Arizona University, Flagstaff. Use of nrITS sequence data for phylogenetic analysis of the Lysipomia sphagnophila (Campanulaceae) species complex.

27-31 OESTREICH, ANDREA*; LINDA A. RAUBESON; MARY E. COSNER; AND ROBERT K. JANSEN. Central Washington University, Ellensburg; University of Texas, Austin. Campanulaceae systematics based on four chloroplast DNA markers.

27-32 THOMPSON, JONATHAN E.; AND SUSAN R. KEPHART*. Willamette University, Salem, OR. Varietal and species relationships of the Silene douglasii complex as delimited by pollen ultrastructure.

27-33 GOULD, KATHERINE R.*; AND MARK C. TEBBITT. Brooklyn Botanic Garden, NY. Morphological and molecular variation in Helianthemum dumosum (Cistaceae), a rare coastal heathland taxon, and its widespread relative, H. canadense.

27-34 BELL, CHARLES D.*; AND MICHAEL J. DONOGHUE. Harvard University, Cambridge, MA; Yale University, New Haven, CT. Dipsacales phylogeny based on chloroplast DNA sequences.

27-35 SHIH, BING-LING 1,2*; YUEN-PO YANG 1; AND SHU-MIAW CHAW2. 1National Sun Yat-Sen University, Kaohsiung; 2Academia Sinica, Taipei, Taiwan. Origin of a Rhododendron hybrid in alpine Taiwan: evidence from nuclear and chloroplast phylogeny.

27-36 POLANS, NEIL O.*; JEFFERY A. NELSON; AND DAYLE E. SAAR. Northern Illinois University, Dekalb. Phylogenetic studies of pea comparing different data sets.

27-37 SHOCKEY, KARA M.*; AND MICHAEL A. VINCENT. Iowa State University, Ames. A revision of the Trifolium polymorphum (Fabaceae) species complex.

27-38 VINCENT, MICHAEL A.*; AND KARA M. SHOCKEY. Miami University, Oxford, OH. Is Trifolium polymorphum native to North America or introduced?

27-39 MOODY, MICHAEL L.*; AND DONALD H. LES. University of Connecticut, Storrs. Phylogenetic relationships in Myriophyllum (Haloragaceae).

27-40 HUANG, MINGJUAN*; JOHN V. FREUDENSTEIN; AND DANIEL J. CRAWFORD. The Ohio State University, Columbus. Phylogenetic relationships of the Caryopteris-Trichostema complex (Lamiaceae) based on ndhFsequence data.

27-41 TAYLOR, ROBIN MARIE. Northern Arizona University, Flagstaff. The phylogeny and adaptive radiation of Salvia pachyphylla (Lamiaceae).

27-42 WERNER, N. MISA*; AND ROBERT A. PRICE. University of Georgia, Athens. Phylogeny and morphological evolution of Marcgraviaceae: insights from three chloroplast genes.

27-43 WETZEL, SABINE B.; ALAN PATON; KONRAD BACHMANN; AND FRANK R. BLATTNER.* Institute of Plant Genetics and Crop Plant Researc, Gatersleben, Germany; Royal Botanic Gardens, Kew, UK. Phylogenetic studies within the genus OcimumL. (Labiatae) based on ITS sequences of the nrDNA.

27-44 RENNER, SUSANNE S.*; AND ANDRE CHANDERBALI. University of Missouri-St. Louis; The Missouri Botanical Garden, St. Louis. What is the relationship among Hernandiaceae, Lauraceae, and Monimiaceae, and why is this question so difficult to answer?

27-45 CLAUSING, GUDRUN*; AND SUSANNE S. RENNER. University of Mainz, Germany; University of Missouri-St. Louis. Phylogenetic relationships and character evolution in Melastomataceae.

27-46 RANDLE, CHRISTOPHER PATRICK. Ohio State University, Columbus. Biosystematics of Harveya Hook.(Orobanchaceae): preliminary studies.

27-47 MOORE, LAURA A.*; RASHMI PANT; AND STEVE BOYD. Rancho Santa Ana Botanic Garden, Claremont, CA. Fruit dimorphism and dispersal in Pterostegia drymarioides.

27-48 BLARER, ALBERT*; DAN NICKRENT; HANS BÄNZIGER; PETER K. ENDRESS; AND YIN-LONG QIU. University of Zurich, Switzerland. Phylogentic relationsships among genera of the parasitic familiy Rafflesiaceae s.l. based on nuclear ITS and SSU rDNA, mitochondrial LSU and SSU rDNA, atp1, and matR sequences.

27-49 LEE, NAM SOOK; YOUNGBAE SUH; SUNGHEE YEAU; AND SANGTAE LEE.* Ewha Womans University, Seoul, Korea. The Morphological and genetic analyses of Korean Adonis.

27-50 LEE, SANGTAE; CHUNGHEE LEE; YOUNGBAE SUH; SUNGHEE YEAU; AND NAM SOOK LEE.* Sungkyunkwan University, Suwon, Korea. Pollen morphology of the genus Adonis L. (Ranunculaceae) in Korea.

27-51 MISHKIN, MIRAMANNI; SALLIE J. HERMAN*; AND LINDA A. RAUBESON. Central Washington University, Ellensburg. Genetic diversity of a rare buttercup.

27-52 CHARI, JEANNIE; AND PAUL WILSON*. California State University, Northridge. Factors limiting hybridization between Penstemon spectabilis and Penstemon centranthifolius

27-53 LUTZ, ANDREW W.*; AND ANDREA D. WOLFE. Ohio State University, Columbus. Population genetics of the endemic species, Penstemon caryi Pennel.

27-54 TULIG, MELISSA*; AND CURTIS CLARK. California State Polytechnic University, Pomona. Morphological Variation in Mimulus section Diplacus (Scrophulariaceae).

27-55 MIONE, THOMAS. Central Connecticut State University, New Britain. Jaltomata (Solanaceae) of Costa Rica: species delimitation using morphological and ITS sequence variation.

27-56 WHITSON, MARY KATHRYN. Duke University, Durham, NC. Does hybridization play a role in the morphological similarity between Physalis arenicola (Solanaceae) and a co-occurring, closely related species?

27-57 WHITLOCK, BARBARA A.*; KENNETH G. KAROL; AND WILLIAM S. ALVERSON. Harvard University, Cambridge, MA; University of Maryland, College Park; The Field Museum, Chicago, IL. Chloroplast DNA sequences confirm the placement of Oceanopapaver within the Grewioideae (Tiliaceae or Malvaceae s.l.).

27-58 PRINCE, LINDA M. Smithsonian Institution, Washington, DC. Additional evidence of monophyly, paraphyly, and polyphyly in genera of Theaceae.

27-59 CHANDERBALI, ANDRE*; HENK VAN DER WERFF; AND SUSANNE S. RENNER. Missouri Botanical Garden, St. Louis; University of Missouri-St. Louis. Historical biogeography of neotropical Lauraceae.

27-60 CROSS, HUGH B.*; AND TIMOTHY J. MOTLEY. The New York Botanical Garden, Bronx; Columbia University, New York. Molecular systematics of Hawaiian Peperomia.

27-61 DEVORE, MELANIE L. Georgia College and State University, Milledgeville. Tectonism and its impact on the biogeography of South America.

27-62 LI, JIANHUA1*; DAVID E. BOUFFORD2; AND MICHAEL J. DONOGHUE2. 1Arnold Arboretum, Jamaica Plain, MA; 2Harvard University, Cambridge, MA. Phylogenetics of Buckleya (Santalaceae) based on ITS sequences of nuclear ribosomal DNA.

27-63 MEYER, KARSTEN*; AND SUSANNE S. RENNER. University of Mainz, Germany; University of Missouri-St. Louis. Long distance dispersal in Melastomeae: from South America to Africa to Madagascar and SE Asia.

27-64 BARKWORTH, MARY E.*; KATHLEEN M. CAPELS; AND LINDA A. VOROBIK. Utah State University, Logan; University of California, Berkeley; University of Washington, Seattle. The Manual of Grasses for North America: Progress report.

27-65 BOYD, STEVE. Rancho Santa Ana Botanic Garden, Claremont, CA. Vascular flora of the Liebre Mountains, Western Transverse Ranges, California.

27-66 SOZA, VALERIE L.1 *; STEVE BOYD1; AND ANDREW C. SANDERS2. 1 Rancho Santa Ana Botanic Garden, Claremont, CA; 2 University of California, Riverside. Phytogeographic "black holes" in southern California botany, a geographic information systems (GIS) model based on herbarium collections of two representative genera, Camissonia and Salvia.

27-67 SUNDBERG, SCOTT D. Oregon State University, Corvallis. The Oregon Flora Project.

CONTRIBUTED POSTERS: Developmental and Structural Section, BSA

27-68 LANDRUM, JAMES VICTOR. Washburn University, Topeka, KS. Effects of hormones on wide-band tracheid expression in stems of Anacampseros (Portulacaceae).

27-69 LANDRUM, JAMES VICTOR. Washburn University, Topeka, KS. Light intensity as the primary factor for wide-band tracheid initiation and develoment in stems of Anacampseros (Portulacaceae).

27-70 BAINBRIDGE, TROY*, KEVIN CURRAN, SARAH SHAW, AND DARLENE SOUTHWORTH. Southern Oregon University, Ashland. Antibodies to Brassica sperm recognize diverse cell types and gametes.

27-71 KIRCHOFF, BRUCE*, SONJA CAUBLE, ELIZABETH SHELTON, AND ALLYSON PREVETTE. University of North Carolina at Greensboro. The Structure of the Banana Inflorescence.

27-72 DULBERGER, RIVKA. Tel Aviv University, Tel Aviv, Israel. Variation of stigma characters in relation to their function.

27-73 ARRIAGA, MIRTA O.* AND MARY E. BARKWORTH. Museo Argentino de Ciencias Naturales, Buenos Aires and Utah State University, Logan. Leaf anatomy in Nassella and other South American Stipoid Grasses.

27-74 PETERSON, CURT M., LIWEI CHEN, ROLAND R DUTE, AND MANDY N. ROGERS.* University of Northern Colorado, Greeley and Auburn University, AL. Petiole abscission in cotton (Gossypium hirsutum L.): Anatomical and ultrastructural observations.

27-75 COOK, MARTHA E.* AND COLLEEN A. LAVIN. Illinois State University, Normal and University of Wisconsin, Madison. Plasmodesmal ultrastructure in the green alga Coleochaete orbicularis (Charophyceae): implications for the evolution of plant plasmodesmata.

27-76 HOU, GUI-CHUAN* AND JEFFREY P. HILL. Idaho State University, Pocatello. Root development in sporelings of Ceratopteris richardii.

27-77 LUCAS, JESSICA R.* AND KAREN S. RENZAGLIA. Southern Illinois University, Carbondale. Anatomy, ultrastructure and physiology of hornwort stomata: an evaluation of homology.

27-78 GOLA, EDYTA M. Wroclaw University, Wroclaw, Poland. Formation of phyllotactic patterns in cactus seedlings.

27-79 ZAGÛRSKA-MAREK, BEATA AND ALICJA S. BANASIAK. University of Wroclaw, Wroclaw, Poland. Vascular homodromy in branching shoots of conifers.

27-80 SUN, XIAOYONG AND ROGER D. MEICENHEIMER.* Miami University, Oxford. Auxin Distribution in Pisum sativum Shoot Apical Meristems.

27-81 NIELD, BECKY A.* AND JEFFREY P. HILL. Idaho State University, Pocatello. Molecular genetic studies of gender expression in angiosperms: early ovule development in Nicotiana tabacum.


27-82 VALENTINE, LORI*; HAROLD BERNINGHAUSEN; AND DARLENE SOUTHWORTH. Southern Oregon University, Ashland. Mycorrhizae on Quercus garryana at Whetstone Savanna in Southern Oregon.

27-83 BELL, TIMOTHY J.*1; MARLIN BOWLES2; JENNY MCBRIDE2; AND KAYRI HAVENS3. 1Chicago State University, Chicago, IL; 2Morton Arboretum, Lisle, IL; and 3Chicago Botanic Garden, Glencoe, IL. Viability analysis of a restored population of the federal threatened Pitcher's Thistle (Cirsium pitcheri) in Illinois.

27-84 STEHLIK, IVANA* AND ROLF HOLDEREGGER. University of Zurich, Zurich, Switzerland. Spatial genetic structure and clonal diversity of Anemone nemorosa in late successional deciduous woodlands of Central Europe.

27-85 UNGAR, IRWIN A.* AND M. AJMAL KHAN. Ohio University, Athens. Effect of bracteoles on the seeds of two species of Atriplex.

27-86 BERTIN, ROBERT I.* AND GREGORY M. GWISC. Holy Cross College, Worcester, MA. Sex expression and gynomonoecy in Solidago(Asteraceae).

27-87 CARTER, CHRISTY TUCKER* AND IRWIN A. UNGAR. Ohio University, Athens. Germination response of Spergularia marina to seasonal changes in temperature and light.

27-88 WHITE, JAMES W.*; PATRICIA A. PERONI; DAVID E. MCCAULEY; AND CHRISTOPHER M. RICHARDS. Davidson College, Davidson, NC; and Vanderbilt University, Nashville, TN. Effects of inbreeding and light treatments on the germination responses of Silene latifolia seeds.

27-89 PERONI, PATRICIA A.*; JAMES W. WHITE; ALLISON A. CALDWELL; LAURAN HALPIN; AND ADAH WALKER. Davidson College, Davidson, NC. Dark induced secondary dormancy in seeds from a Silene latifolia meta population.

27-90 JAMESON, ANNEMARIE. University of Miami, Coral Gables, FL. Feeding trials of Giant Swallowtail larvae on Rutaceae in south Florida.

27-91 MORRISON, JANET A. The College of New Jersey, Ewing, NJ. Dogwood decline in the urban New York Botanical Garden Forest.

27-92 WILSON, CHESTER E.* AND ERIN L. BRASSIL. University of St. Thomas, St. Paul, MN. Variation in fluctuating asymmetry among genotypes of Glechoma hederacea.

27-93 HAYWARD, JAMES L.* AND DENNIS W. WOODLAND. Andrews University, Berrien Springs, MI. Plant diversity and ecology of Protection Island, Washington.

27-94 DANLEY, KIMBERLY; TIFFANY ISAKSEN; NICOLE GARDNER; PAULA RANDALL-YOHO*; AND LOREEN ALLPHIN. Brigham Young University, Provo, UT. Spatial distribution and sexual dimorphism in dioecious Atriplex garettii Rydb.

27-95 DENTON, RENEE GENEVIEVE* AND RAYMOND D. RATLIFF. Pacific Southwest Research Station, Fresno, CA. Ecology and Management of Trifolium Bolanderi Gray. in the Central Sierra Nevada.

27-96 JALONEN, JYRKI A.* AND ILKKA VANHA-MAJAMAA. University of Alberta, Edmonton, Alberta, Canada. Understory vegetation response to alternative forest harvesting methods in southern boreal forests.

27-97 WHITTEMORE-OLSON, A. A.*; ARVIN MOSIER; AND JOHN C. MOORE. University of Northern Colorado, Greeley. Effects of elevated atmospheric carbon dioxide on micro-arthropod populations of the Shortgrass Steppe.

27-98 FINER, MATTHEW S.* AND MARTIN T. MORGAN. Washington State University, Pullman. Geitonogamy and the evolution of inflorescence design in Asclepias speciosa.

27-99 Weber, Darrell J., Wilford M. Hess*, Bulques Gul, M. Ajmal Khan, and Sam St.Clair. Brigham Young University, Provo, Utah, University of Karachi, Pakistan. Halophytic fungi from an inland salt playa of the Great Basin.


27-100 LIU, XIANAN*, AHMED BAHIELDIN, EL–SAYED HASSANEIN, MOHAMED EL–DOMYATI, SHERIF EDRIS, AND WM. VANCE BAIRD. Clemson University, Clemson, SC and Ain Shams University, Cairo, Egypt. Identification and characterization of genes from sunflower (Helianthus annuus L.) that are regulated by drought or osmotic stress.

27-101 CYRIL, JENITH*, GARY POWELL, AND WM. VANCE BAIRD. Clemson University, Clemson, SC. Cloning and characterization of fatty acid desaturase genes from bermudagrass (Cynodon spp).

27-102 WILLIAMS, JOSEPH H., JR.*, WILLIAM E. FRIEDMAN, AND MICHAEL L. ARNOLD. University of Georgia, Athens and University of Colorado, Boulder. Interspecific pollen competition in a diploid–polyploid hybrid zone in birch (Betula).

27-103 GAILING, OLIVER*, FRANK R. BLATTNER, AND KONRAD BACHMANN. Institute of Plant Genetics and Crop Plant Research (IPK), Gatersleben, Germany. Isolation of closely linked markers for the evolutionary reduction of inner microsporangia within the asteracean genus Microseris.

CONTRIBUTED POSTERS: Paleobotanical Section, BSA

27-104 BARKSDALE, LISA. Stonerose Interpretive Center, Republic, WA. Utilization of amateurs in the development of the Stonerose Museum fossil collection.

27-105 BUECHLER, WALTER K. Boise, ID. Estimating polyploidy levels from cell size in Salix leaves.

27-106 FREILE, DEBORAH* and MELANIE DEVORE. Berry College, Mt. Berry, GA; Georgia College and State University, Milledgeville. Utility of petrographic thin section analysis of fossil plant material and associated sediments in taphonomic studies: An example from the Oligocene of Texas.

27-107 KESTER, PAUL R. University of Washington, Seattle. Tracking the radiation and regional extinctions of the genus Cunninghamia (Taxodiaceae).

27-108 RATZEL, STEPHEN R.*, GAR W. ROTHWELL, ROYAL H. MAPES, GENE MAPES, and LARISA A. DOGUZHAEVA. Ohio University, Athens; Russian Academy of Sciences, Moscow, Russia. Pityostrobus in the Lower Cretaceous of southwestern Russia.

27-109 SMITH, SELENA Y.* and RUTH A. STOCKEY. University of Alberta, Edmonton, Canada. A permineralized Pityostrobus cone (Pinaceae) from the Cretaceous of British Columbia.

27-110 TIDWELL, WILLIAM D.*, SIDNEY R. ASH, and LEITH S. TIDWELL. Brigham Young University, Provo, UT and University of New Mexico, Albuquerque. Two new species of Charliea from Pennsylvanian - Permian strata of New Mexico and Utah.

27-111 TIDWELL, WILLIAM D.*, LEITH S. TIDWELL, DEBRA L. MICKELSON, DAN S. CHANEY, and AMANDA L. HANSEN. Brigham Young University, Provo, UT, University of Colorado at Boulder; Smithsonian Institution, Washington, DC. A new flora from the Lower Permian Cedar Mesa Sandstone near Canyonlands National Park, Utah.

27-112 WANG, XIN* and DAVID DILCHER. University of Florida, Gainesville. Study of Ternstroemites leaves and their relationships with living Gordonia.

Contributed POSTERS: Phycological Section, BSA

27-113 Lopez-Bautista, Juan M.1*, Donald Kapraun2, Debra A. Waters3, and Russell L. Chapman3. 1University of Louisiana at Lafayette, 2University of North Carolina, Wilmington, 3Louisiana State University, Baton Rouge. Nuclear DNA quantification and the life cycle in Cephaleuros parasiticus (Trentepohliales, Chlorophyta).

CONTRIBUTED POSTERS: Physiological Section, BSA

27-114 BOTHWELL, BRYAN; CHERYL L. LOVELESS; RAYMOND R. BARD; AND MICHAEL D. SNOW *. University of Portland, OR. Monoterpene levels in Douglas-fir needles in relation to needle midge infestation.

27-115 HAY, JORDAN O.*; MIGUEL PINEROS; LEON V. KOCHIAN; AND ROGER M. SPANSWICK. Cornell University, Ithaca, NY. Isolation of rice aleurone protoplasts and whole cell patch clamping.

27-116 PEREIRA-NETTO, ADAUCTO B.*; JULIANA M. MENESTRINA; ANA MARIA A. CARNEIRO LEAO; AND MARCELO IACOMINI. University of Parana, Curitiba, PR and University of Pernambuco, Recife, PE, Brazil. A novel lysine-rich arabinogalactan with regulatory effects on carrot (Daucus carota) cells growth and differentiation.

27-117 FAN, SHUGUO*; CHENGYE LIANG; AND HONGXIAN LIU. Academia Sinica, Guangzhou, P.R. China. Identification of restoring and maintaining relationship of male sterile variants of rice (Oryza sativa L.) cultured in vitro.

27-118 FAN, SHUGUO*; CHENGYE LIANG; AND HONGXIAN LIU. Academia Sinica, Guangzhou, P.R. China. In vitro mutation of rice (Oryza sativa L.) from GMS to CMS.


27-119 HANUS, FRANK JOSEPH*, KEN FERSCHWEILER, and SHERRY KAY PITTAM. Oregon State University, Corvallis, and Northwest Alliance for Computational Science and Engineering, Corvallis, OR. Present your data on the Web.


The posters in this category include abstracts submitted between May 15 and July 15, which were not available at the time the program was assembled. For the posters in this category, please visit the "Recent Topics" site, where the entries are listed alphabetically by senior author and by title.


SESSION 28 OCC, B 110-112

CONTRIBUTED PAPERS: ASPT / Systematics Section, BSA - Asteraceae, Malvaceae

Presiding: BRUCE G. BALDWIN. Jepson Herbarium and Department of Integrative Biology, University of California, Berkeley, CA 94720. Tele: 510-643-7008, E-mail: bbaldwin@uclink4.berkeley.edu.

1:00 28-1 SCHWARZBACH, ANDREA E.*; AND LOREN H. RIESEBERG. Indiana University, Bloomington. Multiple origins of a diploid hybrid species.

1:15 28-2 BAYER, RANDALL J.*; DAVID G. GREBER; AND NEIL H. BAGNALL. Australian National Herbarium, Canberra, Australia. A phylogenetic reconstruction of Australian Gnaphalieae (Asteraceae) based on four chloroplast and nuclear sequences.

1:30 28-3 LOWREY, TIMOTHY K.*; CHRISTOPHER J. QUINN; RACHAEL K. TAYLOR; RAYMUND CHAN; REBECCA KIMBALL; AND JAN C. DE NARDI. University of New Mexico, Albuquerque; University of New South Wales, Sydney, Australia; University of California, Berkeley. Molecular, morphological and biogeographical reassessment of relationships within the Vittadinia group of Astereae (Asteraceae).

1:45 28-4 BALDWIN, BRUCE G.*; AND BRIDGET L. WESSA. University of California, Berkeley. Molecular phylogenetic evidence for major lineages of helenioid Heliantheae (Compositae).

2:00 28-5 CHUMLEY, TIMOTHY W.*; JOSÉ L. PANERO; STERLING C. KEELEY; AND ROBERT K. JANSEN. University of Texas at Austin; University of Hawaii-Manoa, Honolulu. A phylogeny of the Ecliptinae (Asteraceae: Heliantheae) as inferred from internal transcribed spacer (ITS) sequences, and the origin of Lipochaeta.

2:15 28-6 BATES, PAUL L.*; JAMES R. ESTES; AND LINDA E. WATSON. University of Nebraska, Lincoln; Miami University, Oxford. Phylogenetic relationships in the Artemisia ludoviciana complex (Anthemidae/Asteraceae).

2:30 28-7 LEE, JOONGKU*; BRUCE G. BALDWIN; AND LESLIE D. GOTTLIEB1. University of California, Berkeley; 1 University of California, Davis. A molecular phylogenetic study of Stephanomeria and related North American

2:45 28-8 KIM, KI-JOONG*; GYE-SOOK HA; AND HAE-LIM LEE. Yeungnam University, Kyeungbuk, Korea. Introgressive hybridization between native and introduced species of Taraxacum.

3:00 BREAK

3:15 28-9 ANDREASEN, KATARINA*; AND BRUCE G. BALDWIN. University of California, Berkeley. Phylogeny, unequal evolutionary rates, and biogeography in the western North American genus Sidalcea (Malvaceae).

3:30 28-10 SMALL, RANDALL L. The University of Tennessee, Knoxville. Phylogenetics of Hibiscus section Furcaria (Malvaceae) based on nuclear Adh and ITS sequences.

3:45 28-11 SLOTTA, TRACEY A. B.*; AND DUNCAN M. PORTER. Virginia Polytechnic Institute and State University, Blacksburg. Phylogenetic analysis of Iliamna (Malvaceae) using the internal transcribed spacer (ITS).

4:00 28-12 WHITLOCK, BARBARA A. Harvard University, Cambridge, MA. Phylogenetics of Byttneria and Ayenia (Sterculiaceae or Malvaceae s.l.): Biogeography and evolution of growth form in a large group of tropical woody plants.

SESSION 29 OCC, B 117-119

CONTRIBUTED PAPERS: ASPT / Systematics Section, BSA - Floral evolution, breeding systems, anatomy

Presiding: ELENA CONTI, Institute for Systematic Botany, University of Zurich, 8008 Zurich, Switzerland. Tele: 0041-1-634, E-mail: econti@access.unizh.ch.

1:00 29-1 MCMAHON, MICHELLE*; AND LARRY HUFFORD. Washington State University, Pullman. Phylogeny of Amorpheae (Fabaceae:Papilionoideae) based on DNA sequences from the chloroplast trnKintron, including the matK gene.

1:15 29-2 WALLANDER, EVA. Göteborg University, Sweden. Phylogenetic relationships among the Ashes of the world, Fraxinus (Oleaceae).

1:30 29-3 PERRET, MATHIEU*; ALAIN CHAUTEMS; RODOLPHE SPICHIGER; AND VINCENT SAVOLAINEN. Conservatoire et Jardin botaniques, Geneva, Switzerland, and Royal Botanic Gardens, Kew. Floral diversification and speciation in Sinningieae inferred from phylogenetic analysis of plastid and nuclear cpGS gene sequences.

1:45 29-4 LEVIN, RACHEL A.*; ROBERT A. RAGUSO; AND LUCINDA A. MCDADE. University of Arizona, Tucson. The relationship between floral fragrance, phylogeny, and hawkmoth-pollination in Nyctaginaceae.

2:00 29-5 CONTI, ELENA*; AND SYLVIA KELSO. University of Zurich, Switzerland; Colorado College, Colorado Springs. Phylogenetic relationships and character evolution in Primula L.: Results from ITS sequences.

2:15 29-6 WON, HYOSIG*; AND SUSANNE S. RENNER. University of Missouri-St. Louis. Why so many dioecious species in Siparunaceae (Laurales)?

2:30 29-7 ZJHRA, MICHELLE L. University of Arizona, Tucson. Preliminary findings of evolutionary and ecological aspects of cauliflory.

2:45 29-8 HARDY, CHRISTOPHER R.1,2*; ROBERT B. FADEN3, AND DENNIS WM. STEVENSON2,1. 1Cornell University, Ithaca; 2New York Botanical Garden, Bronx; 3Smithsonian Institution, Washington, DC. A phylogenetic and developmental approach to understanding androecium evolution in the subtribe Dichorisandrinae (Commelinaceae).

3:00 BREAK

3:15 29-9 RUSSELL, ADRIENNE D. San Diego State University, CA. Phylogeny and morphology of Chorizanthe and related taxa (Polygonaceae: Eriogonoideae).

3:30 29-10 FREID, ETHAN. Miami University, Oxford, OH. Leaf anatomy of the tribe Coccolobeae (Polygonaceae).

3:45 29-11 LIVSHULTZ, TATYANA. Cornell University, Ithaca, NY. Systematics and evolution of ant-leaves in the genus Dischidia (Asclepiadaceae).

4:00 29-12 FREID, ETHAN. Miami University, Oxford, OH. Stem, node, petiole, and leaf anatomy of Coccolobeae (Polygonaceae) and its systematic implications.

4:15 29-13 BUSS, CRAIG C., THOMAS G. LAMMERS*, AND ROBERT R. WISE. University of Wisconsin, Oshkosh. Systematic implications of seed coat morphology in Cyanea and allied genera of Lobelioideae (Campanulaceae).

4:30 29-14 FREID, ETHAN. Miami University, Oxford, OH. Stem and nodal anatomy of the tribe Coccolobeae (Polygonaceae).

SESSION 30 OCC, A 105-106

SYMPOSIUM: IAPT / ASPT / Systematics Section, BSA - New frontiers in plant systematics: The next 50 years.

Organized by: WAYNE ELISENS, Department of Botany and Microbiology, University of Oklahoma, Norman, Oklahoma 73019. Tele: 405-325-5923, E-mail: elisens@osu.edu, and TOD STUESSY, Institut für Botanik, Universität Wien, Rennweg 14, Vienna, A-1030, Austria. Tele: 43-1-4277-54140, E-mail: tod.stuessy@univie.ac.at.

Presiding: WAYNE ELISENS, University of Oklahoma, Norman, and Tod Stuessy, University of Vienna, Austria.

1:15 STUESSY, TOD AND WAYNE ELISENS. Introduction to Symposium.

1:30 30-1 HEYWOOD, VERNON H. The University of Reading, UK. Floristics and monography – an uncertain future?

2:00 30-2 MCNEILL, JOHN. Royal Ontario Museum, Toronto; Royal Botanic Garden, Edinburgh, Scotland. Botanical nomenclature: on the threshold of major change?

2:30 30-3 WILSON, HUGH D. Texas A & M University, College Station. Informatics: new media and paths of data flow.

3:00 BREAK

3:15 30-4 KELLOGG, ELIZABETH A. University of Missouri-St. Louis. Genetics of character evolution.

3:45 30-5 SOLTIS, PAMELA S. Washington State University, Pullman. Molecular phylogenetics and beyond.

4:15 30-6 SCHAAL, BARBARA A. Washington University, St. Louis, MO. Plant population biology and systematics.

4:45 30-7 SYTSMA, KENNETH J.* AND J. CHRIS PIRES. University of Wisconsin, Madison. "You say you want a (Re)volution": (Re)inventing Systematics.


SYMPOSIUM: AFS / Pteridological Section, BSA - Biology and conservation of the Ophioglossaceae—A tribute to Warren "Herb" Wagner – Part II

Organized by Donald R. Farrar, Department of Botany, Iowa State University, Ames, IA, 50011. Tele: (515) 294-4846, E-mail: dfarrar@iastate.edu; Cindy L. Johnson-Groh, Department of Biology, Gustavus-Adolphus College, 800 West college Ave., St. Peter, MN, 56082-1498. Tele: (507) 933-7043, E-mail: cjgroh@gac.edu; & WARREN D. HAUK, Department of Biology, Denison University, Granville, OH, 43023. Tele: (740) 587-5758, E-mail: Hauk@cc.denison.edu.

Presiding: CINDY L. JOHNSON-GROH, Gustavus-Adolphus College, St Peter, MN.

1:30 31-1 JOHNSON-GROH, CINDY L. Gustavus-Adolphus College, St. Peter, MN. Population dynamics of Botrychium.

2:00 31-2 HOEFFERLE, ANN M. Northern Ecological Services, Inc., Reed City, MI. Impacts of aerial leaf removal on subsequent year reappearance and size of leaves of the daisy leaf moonwort (Botrychium matricariifolium) and the triangle moonwort (Botrychium lanceolatum var. angustisegmentum).

2:15 31-3 Johnson-Groh, Cindy, L., Laura Schoessler*, Chanda Riedel, and Krissa Skogen. Gustavus-Adolphus College, St. Peter, MN. Underground distribution and abundance of Botrychium gametophytes and juvenile sporophytes.

2:30 31-4 AHLENSLAGER, KATHLEEN E. Colville National Forest, Colville, WA. Conservation of rare plants on public lands.


3:15 31-5 ZIKA, PETER* AND KATHLEEN E. AHLENSLAGER. University of Washington, Seattle and Colville National Forest, Colville, WA. Conservation status of Ophioglossaceae in the western United States.

3:30 31-6 STENSVOLD, MARY CLAY. U.S.D.A. Forest Service, Alaska Region, Sitka. Conservation status of Ophioglossaceae in southern Alaska.

3:45 31-7 MATULA, COLLEEN F. U.S.D.A. Ottawa National Forest, Bessemer, MI. Conservation status of Botrychium in the Upper Great Lakes.

4:00 31-8 MONTGOMERY, JAMES D. Ecology III, Berwick, PA. Conservation status of Ophioglossaceae in the Northeast.

4:15 31-9 WATKINS, JAMES E. JR* AND J. DAN PITTILLO. Iowa State University, Ames and Western Carolina University, Cullowhee. The conservation status of Ophioglossaceae in the southeastern United States.


5:00 31-10 JOHNSON-GROH, CINDY L. Gustavus-Adolphus College, St. Peter, MN. Summary and introduction to workshop discussion.

5:15 31-11 Open workshop discussion on conservation measures for Ophioglossaceae.

SESSION 32 OCC, A 103-104

CONTRIBUTED PAPERS: Developmental and Structural Section, BSA

Presiding: HARRY T. HORNER, Department of Botany & Bessey Microscopy Facility, Iowa State University, Ames, IA 50011-1020. Tele: 515-294-8635, E-mail: hth@iastate.edu.

2:00 32-1 KRISTIANSEN, KIM A. University of Copenhagen, Copenhagen, Denmark. Typical orchid mycorrhiza and protocorm seedling biology found in Neuwiedia.

2:15 32-2 SALTER, JOSHUA* AND JOHN E. BRAGGINS. University of Auckland, Auckland, New Zealand. Comparative embryology of two New Zealand forest giants, Prumnopitys taxifolia and P.ferruginea (Podocarpaceae).

2:30 32-3 LEE, DAVID W.*, GEORGE T. TAYLOR, AND ANTHONY K. IRVINE. Florida International University, and Fairchild Tropical Garden, Miami. Structural fruit color in Delarbrea michieana (Araliaceae).

2:45 BREAK

3:00 32-4 HORNER, HARRY T.*, ALBERT P. KAUSCH, AND BRUCE L. WAGNER. Iowa State University, Ames, AgriBioTech, Inc., West Kingston, RI, and W.L. Gore & Associates, Flagstaff, AZ. Ascorbic acid serves as precursor for oxalate synthesis in calcium oxalate idioblasts of Yucca torreyi in liquid root culture.

3:15 32-5 KUZOFF, ROBERT K.*, JOHN L. BOWMAN, AND CHARLES S. GASSER. University of California, Davis. Structural and functional diversification of the YABBY gene family across angiosperms.



Presiding: GREGORY CHEPLICK, Department of Biology, College of Staten Island-City University of New York, Staten Island, NY 10314. Tele: 718-982-3931, E-mail: gpcsi@cunyvm.cuny.edu.

2:00 33-1 FESSEL, KEITH E.* AND BETH A. MIDDLETON. Grand Valley State University, Allendale, MI and Southern Illinois University, Carbondale. Survivorship of woody plant seeds in bald cypress swamps in southern Illinois.

2:15 33-2 MCMASTER, ROBERT T. Connecticut College, New London. Ecology and population biology of Ophioglossum pusillum in New England.

2:30 33-3 PITTAM, SHERRY KAY*; FRANK JOSEPH HANUS; AND KEN FERSCHWEILER. Oregon State University, Corvallis. Plugging in: what we have learned in making scientific databases available on the World Wide Web.

2:45 33-4 BISHOP, JOHN, G. AND WILLIAM F. FAGAN*. Washington State University-Vancouver, Vancouver. Severe insect herbivory concentrated in low density regions of lupines colonizing Mount St. Helens.

3:00 BREAK

Presiding: THEODORE G. WONG. Department of Biological Sciences, Stanford University, Stanford, CA 94305-5020. Tele: 650-723-6526. E-mail: tgwong@stanfordalumni.org

3:30 33-5 DOBSON, HEIDI E. M.* AND MANFRED AYASSE. Whitman College, Walla Walla, WA; and University of Vienna, Austria. Does larval pollen diet influence host-flower selection in solitary bees?

3:45 33-6 ADAMS, CHRISTOPHER A.; JERRY M. BASKIN; AND CAROL C. BASKIN.* University of Kentucky, Lexington. Seed dormancy in the Appalachian endemic Aristolochia macrophylla Lam. (Aristolochiaceae).

4:00 33-7 WALCK, JEFFREY L.1*; NOBUO OKAGAMI2; AND SITI N. HIDAYATI3. 1Middle Tennessee State University, Murfreesboro; 2Chiba University, Matsudo, Japan; 3University of Kentucky, Lexington. Germination ecophysiology of the Asian Osmorhiza aristata (Apiaceae), and comparison with its North American congeners.

4:15 33-8 LI, XIAOJIE* AND STEVEN A. FENNIMORE. University of California, Davis, Salinas. Temporal changes in germinability and light response of seeds of six common weed species.

4:30 33-9 HIDAYATI, SITI, N.*; JERRY, M. BASKIN; AND CAROL, C. BASKIN. University of Kentucky, Lexington. Dormancy-breaking and germination requirements for seeds of Symphoricarpos orbibculatus (Caprifoliaceae).

4:45 33-10 PASCARELLA, JOHN B. Valdosta State University, Valdosta, GA. Causes and consequences of reproductive isolation between two sympatric Gelsemium species.

5:00 33-11 MICHELANGELI, FABIAN. Cornell University, Ithaca, NY. Ant-protection against herbivory and evolution of myrmecophytism in the genus Tococa (Melastomataceae).

SESSION 34 OCC, A 107-109

CONTRIBUTED PAPERS: Paleobotanical Section

Presiding: KATHLEEN B. PIGG, Department of Plant Biology, Box 871601, Arizona State University, Tempe, AZ 85287-1601. Tele: 480-965-3154, E-mail: kpigg@asu.edu.

2:00 34-1 WHEELER, ELISABETH A.* and STEVEN R. MANCHESTER. North Carolina State University, Raleigh, and University of Florida, Gainesville. Survey of the diverse middle Eocene wood assemblage of the Clarno Formation, northcentral Oregon.

2:15 34-2 MYERS, JEFFREY A. Western Oregon University, Monmouth. Unique vegetation from the Eocene Cordilleran uplands.

2:30 34-3 COOPER, ERIN E.* and JEFFREY A. MYERS. Western Oregon University, Monmouth. Paleoclimate of the middle Eocene John Day Gulch Flora, central Oregon.

2:45 34-4 ERWIN, DIANE M.* and HOWARD E. SCHORN. University of California, Berkeley. Floristic revision of the Eocene Thunder Mountain megaflora of Idaho.

3:00 34-5 TAGGART, RALPH E. and AUREAL T. CROSS..* Michigan State University, East Lansing. Ecological dynamics of Eocene Lake Florissant, Colorado.

3:15 34-6 LEOPOLD, ESTELLA B. University of Washington, Seattle. How well do pollen corroborate Eocene leaf taxa?--Florissant Formation, Colorado, a case study.

3:30 34-7 Paleobotanical Section, Informal presentations


CONTRIBUTED PAPERS: Genetics Section, BSA - Evolutionary and population genetics

Presiding: DENNIS P. WALL, Department of Integrative Biology and Jepson Herbaria, University of California, Berkeley, CA 94720. Tele: 510-643–9556, E-mail: dpwall@socrates.berkeley.edu

2:15 35-1 KORPELAINEN, HELENA. University of Helsinki, Finland. The evolutionary processes of chloroplast and mitochondrial genomes differ from those of nuclear genomes.

2:30 35-2 DUFF, R. JOEL*, MARK DAVIS, AND ANGELA BOYLE. University of Akron, OH. The fate of conserved ribosomal DNA and protein coding gene clusters during the evolution of land plant mitochondrial genomes.

2:45 35-3 DATWYLER, SHANNON L.* AND ANDREA D. WOLFE. Ohio State University, Columbus. Assessment of ISSR band homology by southern hybridization with implications for data analysis and microsatellite development.

3:00 35-4 RICHARDSON, ADJOA O.*, QUI–YUN (JENNY) XIANG, AND CHUANZHU FAN. Idaho State University, Pocatello. Microsatellite analysis of the hybrid zone in the Buckeye Genus Aesculus L. (Hippocastanaceae).

3:15 35-5 WALL, DENNIS P.* AND JOSH T. HERBECK. University of California, Berkeley. Codon usage in green plants: An analysis using rbcL.

3:30 35-6 ZAHN, LAURA M. University of Arizona, Tucson. Population dynamics of the gyndioecious Bouteloua chondrosioides (Spruce–top grama).

3:45 35-7 WHITKUS, RICHARD* AND TIMOTHY K. LOWREY. Sonoma State University, CA and University of New Mexico, Albuquerque. Genetic marker diversity in Hawaiian and Cook Island Tetramolopium (Asteraceae).

SESSION 36 OCC, C 125-126

CONTRIBUTED PAPERS: ABLS / Bryological and Lichenological Section, BSA - A. J. Sharp student papers

Presiding: Rebecca Yahr, Department of Botany, Box 90338, Duke University, Durham, NC 27708-0338. Tele: 919-317-1864, E-mail: ry2@duke.edu.

2:30 36-1 CLEAVITT, NATALIE L. University of Alberta, Edmonton, Canada. Disentangling moss species limitations: The role of substrate specificity.

2:45 36-2 BELL, NEIL E.* and ANGELA E. NEWTON. Natural History Museum, London, England. Preliminary studies of characters associated with pleurocarpy in the Rhizogoniaceae (Bryales).

3:00 36-3 McDANIEL, STUART F.* and A. JONATHAN SHAW. Duke University, Durham, NC. Morphological change is decoupled from molecular evolution in disjunct populations of Pyrrhobryum mnioides (Hook.) Manuel.

3:15 36-4 PRICE, MICHELLE J. Missouri Botanical Garden, St. Louis. A preliminary cladistic analysis of the Dicranoideae (Dicranaceae, Musci) based on morphology.

3:30 BREAK

3:45 36-5 YIP, KWOK LEUNG. University of Cincinnati, Cincinnati, OH. Lectotypification of Pleuridium subulatum and P. acuminatum (Bryophyta).

4:00 36-6 JOHANNES FISHER, KIRSTEN M. University of California, Berkeley. The heteroblastic series in leucobryoid mosses.

4:15 36-7 MILLS, SUZANNE ELIZABETH*, S. ELLEN MacDONALD and DALE H. VITT. University of Alberta, Edmonton, Canada. Patterns of bryophyte species diversity at three scales in conifer dominated boreal forest stands.

4:30 36-8 WALL, DENNIS P. University of California, Berkeley. Population structure and diversification patterns in the paleotropic endemic moss, Mitthyridium.


5:30-7:30 PM - MIXER AND BUSINESS MEETING: Developmental and Structural section, BSA. OCC, C 123

Presiding: JEAN M. GERRATH, Department of Biology, University of Northern Iowa, Cedar Falls, IA 50614-0421. Tele: 319-273-7152, E-mail: jean.gerrath@uni.edu.

6:00-7:30 PM - SOCIAL: ABLS. Doubletree, Oregon room

6:00-9:00 PM - MIXER AND BANQUET: ASPT (Ticketed Event)

Held at Portland State University. Buses depart from Oregon Convention Center beginning 5:45 p.m. Return busing begins at 9:15 p.m.

Presiding: Shirley Graham, Department of Biological Sciences, Kent State University, Kent, OH 44242. Tele: 330-672-3699, E-mail: sgraham@kent.edu.

President-Elect’s Address: Walter S. Judd, University of Florida, Gainesville. Botanizing in the mountains of Haiti.