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- Publications
- Influence
Phylogenetics and the evolution of major structural characters in the giant genus Euphorbia L. (Euphorbiaceae).
- J. W. Horn, Benjamin W. van Ee, +4 authors Kenneth J. Wurdack
- Biology, Medicine
- Molecular phylogenetics and evolution
- 1 May 2012
Euphorbia is among the largest genera of angiosperms, with about 2000 species that are renowned for their remarkably diverse growth forms. To clarify phylogenetic relationships in the genus, we used… Expand
Phylogenetic Relationships in Euphorbieae (Euphorbiaceae) Based on ITS and ndhF Sequence Data
- V. Steinmann, J. Porter
- Biology
- 23 January 2002
The monophyly and phylogenetic relationships of the tribe Euphorbieae (Euphorbiaceae) were evaluated using separate weighted maximum parsimony analyses of nucleotide sequences of the nrDNA internal… Expand
Divergent genetic mechanisms underlie reversals to radial floral symmetry from diverse zygomorphic flowered ancestors
- Wenjuan Zhang, V. Steinmann, L. Nikolov, E. Kramer, C. Davis
- Biology, Medicine
- Front. Plant Sci.
- 2 June 2013
Malpighiaceae possess flowers with a unique bilateral symmetry (zygomorphy), which is a hypothesized adaptation associated with specialization on neotropical oil bee pollinators. Gene expression of… Expand
DIVERSIDAD Y ENDEMISMO DE LA FAMILIA EUPHORBIACEAE EN MÉXICO
- V. Steinmann
- Biology
- 1 October 2002
Se calcula que en Mexico las Euphorbiaceae estan representadas por 43 generos y 782 especies, mas 32 taxa intraespecificos: 8 subespecies y 24 variedades. Se propone una lista preliminar de la… Expand
Generic Relationships and Classification of Tribe Paullinieae (Sapindaceae) with a New Concept of Supertribe Paulliniodae
- P. Acevedo-Rodríguez, Kenneth J. Wurdack, +7 authors M. T. Strong
- Biology
- Systematic Botany
- 1 March 2017
Abstract The current study examines all genera of Sapindaceae tribe Paullinieae sensu Acevedo-Rodríguez et al. (2011). Based on molecular phylogenetic analyses of trnL intron and ITS sequence data… Expand
The submersion of Pedilanthus into Euphorbia (Euphorbiaceae)
- V. Steinmann
- Biology
- 1 October 2003
Pedilanthus (Euphorbiaceae) consists of about 15 species, all of which occur in Mexico. The genus belongs to the tribe Euphorbieae subtribe Euphorbiinae in the subfamily Euphorbioideae, and is one of… Expand
Two New Loeselia (Polemoniaceae) Species from Michoacán, Mexico
- J. Porter, V. Steinmann
- Biology
- 1 December 2009
Abstract
Two new species of Loeselia (Polemoniaceae) from central Mexico are described and illustrated. Both are known only from small areas in the Balsas Depression of the state of Michoacán.… Expand
Phylogenetics, morphological evolution, and classification of Euphorbia subgenus Euphorbia
- Brian L Dorsey, T. Haevermans, +4 authors P. Berry
- Biology
- 20 April 2013
Euphorbia subg. Euphorbia is the largest and most diverse of four recently recognized subgenera within Euphorbia and is distributed across the tropics and subtropics. Relationships within this group… Expand
Are spurred cyathia a key innovation? Molecular systematics and trait evolution in the slipper spurges (Pedilanthus clade: Euphorbia, Euphorbiaceae).
- N. Cacho, P. Berry, M. Olson, V. Steinmann, D. Baum
- Biology, Medicine
- American journal of botany
- 1 March 2010
The study of traits that play a key role in promoting diversification is central to evolutionary biology. Floral nectar spurs are among the few plant traits that correlate with an enhanced rate of… Expand
The systematic position of Cubanthus and other shrubby endemic species of Euphorbia (Euphorbiaceae) in Cuba
- V. Steinmann, B. Ee, P. Berry, J. Gutiérrez
- Biology
- 30 December 2007
Steinmann, V.W., Van Ee, B., Berry, P.E. & Gutierrez, J. 2007. The systematic position of Cubanthus and other shrubby endemic species of Euphorbia (Euphorbiaceae) in Cuba. Anales Jard. Bot. Madrid… Expand