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Department of Botany

College of Arts and Sciences

Gregory K. Brown

Professor
Associate Dean
Specialization: Plant Systematics

 

Office: Aven Nelson 217
Phone: 307-766-2214
E-mail: gkbrown@uwyo.edu

Education

B.S. Colorado State University, 1973
M.S. Arizona State University, 1978
Ph.D. Arizona State University, 1980

Courses

General Biology, Plant Form & Function, Plant Diversity & Systematics.

Research Emphasis

Bromeliaceae systematics, with focus on generic relationships and circumscription in subfamily Bromelioideae; morphological and anatomical character mining in Bromeliaceae; Bromeliad-based biodiversity.

Current Research Projects

Survey of Bromeliaceae subfamily Bromelioideae seed and fruit morphology
Systematic evaluation of Bromelioideae subfamily Bromelioideae leaf anatomy
Characterization of Bromeliad floral mucilage
Monograph of Oonopsis (Asteraceae)
Phylogenetic relationships in Bromeliaceae subfamily Bromelioideae
Monograph of Billbergia (Bromeliaceae)

Selected Publications 

Varadarajan, G. S. and G. K. Brown.  1988.  Morphological variation of some floral features of the subfamily Pitcairnioideae (Bromeliaceae) and their significance in pollination biology.  Botanical Gazette 149: 82-91.

Brown, G. K. and A. J. Gilmartin.  1988.  Comparative ontogeny of bromeliaceous stigmas.  In: P. Leins, S. Tucker and P. Endress (eds.) pp. 191-204.  Aspects of Floral Development.  Gebr. Borntraeger Verlagsbuchhandlung, Stuttgart, Germany. 

Brown, G. K. and A. J. Gilmartin.  1989.  Chromosome numbers in Bromeliaceae.  American Journal of Botany 76: 657-665.

Brown, G. K. and A. J. Gilmartin.  1989.  Stigma types in Bromeliaceae - a systematic survey.  Systematic Botany 14: 110-132.

Evans, T. M. and G. K. Brown.  1989.  Plicate staminal filaments in Tillandsia subgenus Anoplophytum (Bromeliaceae).  American Journal of Botany 76: 1478-1485.

Brown, G. K. and R. G. Terry.  1992.  Petal appendages in Bromeliaceae.  American Journal of Botany 79: 1051-1071.

Palací, C. A. and G. K. Brown.  1993.  Tillandsia alberi, T. guasamayensis, and T. muhriae: three confusing taxa from Northwest Argentina and Southern Bolivia.  Journal Bromeliad Society 43: 99-104 & 119.

Palací, C. A. and G. K. Brown.  1994.  The Tillandsia zecheri complex and new infraspecific taxa from Northwestern Argentina.  Journal Bromeliad Society 44: 107-116.

Terry, R. G., G. K. Brown, and R. G. Olmstead.  1997.  Examination of subfamilial phylogeny in Bromeliaceae using comparative sequencing of the plastid locus ndhF.  American Journal of Botany 84: 664-670.

Terry, R. G., G. K. Brown, and R. G. Olmstead.  1997.  Phylogenetic relationships in subfamily Tillandsioideae (Bromeliaceae) using ndhF sequences.  Systematic Botany 22: 333-345.

Brown, G. K., C. A. Palací, and H. E. Luther.  1997.  Chromosome numbers in Bromeliaceae.  Selbyana 18: 85-88.

Luther, H. E. and G. K. Brown.  2000.  Bromeliaceae.  In: Flora of North America.  Volume 22: 286-298.  Oxford University Press, New York.

Ramírez-Morillo, I. M. and G.K. Brown. 2001.  The origin of the low chromosome number in Cryptanthus (Bromeliaceae).  Systematic Botany 26:722-726.

Tuthill, D.E. and G.K. Brown. 2003 Bromeliad dwellers: Summary and insight from an online database. Journal of the Bromeliad Society 53: 178-184.

Palací, C. A., G. K. Brown, and D. E. Tuthill.  2004.  The Seeds of Catopsis (Bromeliaceae: Tillandsioideae).  Systematic Botany 29: 518-527.

Leme, E. M. C., and G. K. Brown.  2004.  Four new lithophytic Vriesea species (Tillandsioideae) from Southeastern Brazil.  Vidalia 2: 3-11.

Faria, A. P. G., T. Wendt, and G. K. Brown.  2004.  Cladistic Relationships of Aechmea (Bromeliaceae, Bromelioideae) and Allied Genera.  Annals of the Missouri Botanical Garden 91: 303-319.

Palací, C. A., G. K. Brown, and D. E. Tuthill.  2004.  Vegetative Morphology and Leaf Anatomy of Catopsis (Tillandsioideae:Bromeliaceae).  Selbyana 25: 138-150.

Schmidt, R. E. and G. K. Brown.  2004.  Leaf Anatomy in Bromeliaceae subfamily Bromelioideae - I. Historical perspectives.  Vidalia 2: 11-22.

Brown, G. K. and E. M. C. Leme.  2005.  The re-establishment of Andrea (Bromeliaceae: Bromelioideae), a monotypic genus from Southeastern Brazil threatened with extinction.  Taxon 54: 63-70.

Furtado de Sousa, L.O., T. Wendt. G.K. Brown, D.E. Tuthill and T.M. Evans.  2007.  Monophyly and phylogenetic relationships in Lymania (Bromeliaceae: Bromelioideae) based on morphology and chloroplast DNA sequences.  Systematic Botany 32: 264-270.

Leme, E.M.C, T. Walter, G.K. Brown, J.R. Grant and R. Govaerts. 2008. Eduandrea, a new generic name for Andrea. Journal of the Bromeliad Society 58:61-64.

Faria, A. P. G., T. Wendt and G. K. Brown. 2010.  A revision of Aechmea subgenus Macrochordion (Bromeliaceae) based on phenetic analyses of morphological variation.  Botanical Journal of the Linnean Society 162: 1-27.

Leme, E.M.C., C.N. de Fraga, L.J.C. Kollmann, G.K. Brown, W. Till, O.B.C. Ribeiro, M.C. Machado, F. Monteiro, and A.P. Fontana.  2010.  Miscellaneous new species in the Brazilian Bromeliaceae.  Rodriguésia 61: 21-67.

Givnish, T.J., M.H.J. Barfuss, B. Van Ee, R. Riina, K. Schlte, R. Horres, P.A. Gonsiska, R.S. Jabaily, D.M. Crayn, J.A.C. Smith, K. Winter, G.K. Brown, T.M. Evans, B. K. Holst, H.E. Luther, W. Till, G. Zizka, P.E. Berry, and K.J. Sytsma.  2014.  Adaptive radiation, correlated and contingent evolution, and net species diversification in Bromeliaceae.  Molecular Phylogenetics and Evolution 71: 55-78.

Givnish, T.J., M. Barfuss, B. Van Ee, R. Riina, K. Schulte, R. Horres, P.A. Gonsiska, R.S. Jabaily, D.M. Crayn, A.C. Smith, K. Winter, G.K. Brown, B.K. Holst, H.E. Luther, W. Till, G. Zizka, P.E. Berry, and K.J. Sytsma.  2011.  Phylogeny, adaptive radiation, and historical biogeography in Bromeliaceae:  insights from an eight-locus plastid phylogeny.  American Journal of Botany 98:  872-895.

J. Aguirre-Santoro, J. Betancur, G.K. Brown, T.M. Evans, F. Salgueiro, M. Alves-Ferreira, and T. Wendt.  2015.  Is Ronnbergia (Bromeliaceae, Bromelioideae) a geographically disjunct genus?  Evidence from morphology and chloroplast DNA sequence data.  Phytotaxa 219: 261-275. 

Evans, T.M., R.S. Jabaily, A.P. Faria, L.O. Sousa, T. Wendt and G.K. Brown. 2015. Phylogenetic relationships in Bromeliaceae subfamily Bromelioideae based on chloroplast DNA sequence data. Systematic Botany 40: 116-128.

picture of Greg Brown

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