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David E. Lemke, Ph.D.

 

 

Department of Biology

 

Lemke
David E. Lemke, Ph.D.

Professor

Phone: 512-245-3364

Fax: 512-245-8713

E-mail: david.lemke@txstate.edu

Biology Department
Texas State University
601 University Drive
San Marcos, TX 78666


Research Interests

Flora of Texas

Systematic plant anatomy

Floral and foliar scent production in carrion flowers

Biology of aquatic plants


Courses Taught

Bio 1421: Modern Biology II Laboratory Coordinator

Bio 3461: Plant Taxonomy [Syllabus]

Bio 4410/5410: Field Biology of Plants [Syllabus]

Bio 5100/7100: Professional Development for Instructional Assistants

Bio 5110: Photography for Biologists Seminar


Recent Publications

Lemke, D. E. 2015. Lechea. In: Flora of North America Editorial Committee, eds.  1993+.  Flora of North America North of Mexico.  19+  vols.  New York and Oxford.  Vol. 6, pp. 389–397.

Hagenbuch, K. W. and D. E. Lemke. 2015. Grasses of the Texas Hill Country: vegetative key and descriptions. Phytoneuron 2015-4:1–93.

Lemke, D. E. 2014. Validation of the name Lechea torreyi var. congesta (Cistaceae). Phytoneuron 2014-22:1–2.


Recent Presentations

Lemke, D. E. 2015. Physiography of the landscape and the distribution of plant communities in central Texas. Native Plant Society of Texas 2015 Symposium, Austin, Texas.

Lemke, D. E. 2015. Upper Cretaceous conifers of Terlingua Ranch, Brewster County, Texas. Christmas Mountains Research Symposium 2015, Terlingua Ranch, Texas.

Lemke, D. E. 2015. An introduction to the Christmas Mountains: a site for education and research. Christmas Mountains Research Symposium 2015, Terlingua Ranch, Texas.

Lemke, D. E. and A. Ibrahim. 2015. The fossil woods of Terlingua Ranch, Brewster County, Texas. Annual meeting of the Southwestern Association of Naturalists, San Diego State University.

Lemke, D. E. and A. Ibrahim. 2015. Upper Cretaceous conifers of Terlingua Ranch, Brewster County, Texas. Annual meeting of the Texas Academy of Science, University of the Incarnate Word, San Antonio.

Lemke, D. E. 2014. The fossil woods of Terlingua Ranch. Christmas Mountains Research Symposium 2014, Terlingua Ranch, Texas.

Lemke, D. E. 2014. An introduction to the Christmas Mountains. Christmas Mountains Research Symposium 2014, Terlingua Ranch, Texas.

Lemke, D. E., A. Ibrahim and M. Donahue. 2014. Fossil woods of Terlingua Ranch, Brewster County, Texas. Annual meeting of the Texas Academy of Science, Texas A&M University at Galveston, Galveston, Texas.

Lemke, D. E. and M. Donahue. 2013. An introduction to the vegetation of the Christmas Mountains. Christmas Mountains Research Symposium 2013, Terlingua Ranch, Texas.

Lemke, D. E. and M. Donahue. 2013. Vegetation of the Christmas Mountains, Brewster County, Texas: an overview. Annual meeting of the Southwestern Association of Naturalists, McNeese State University, Lake Charles, Louisiana.

Lemke, D. E. and M. Donahue. 2013. Vegetation of the Christmas Mountains, Brewster County, Texas: an overview. Annual meeting of the Texas Academy of Science, Schreiner University, Kerrville, Texas.


Recent Student Research Projects

•  Upper Cretaceous Conifers of Terlingua Ranch, Brewster County, Texas

•  Vegetation Survey of the Christmas Mountains, Brewster County, Texas

•  Floral Scent Production in the Carron Flower Genus Stapelia (Apocynaceae)

•  Temporal Variation in Scent Production in Stapelia gigantea (Apocynaceae)

•  An Analysis of the Non-Native Flora of Texas

•  Comparative Anatomy of the Stem in the Carrion Flowers (Apocynaceae: Asclepiadoideae)

•  Megastrobilus development in Juniperus ashei (Cupressaceae)