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Stem anatomy of Rhipsalis (Cactaceae) and its relevance for taxonomy
(SPRINGER WIEN, 2008)
Several species of the genus Rhipsalis (Cactaceae) are extremely important as ornamentals and are endangered in their natural habitat. However, only a few studies have addressed its taxonomy, morphology (including anatomy), ...
Automatic leaf structure biometry: computer vision techniques and their applications in plant taxonomy
(World Scientific PublishingSingapore, 2009)
This paper proposes a new methodology to extract biometric features of plant leaf
structures. Combining computer vision techniques and plant taxonomy protocols, these
methods are capable of identifying plant species. The ...
Toponymic taxonomies and relations with Terminology
(Univ Federal Minas Gerais, Fac Letras, 2017-01-01)
In this article, we analyze the toponymic taxonomies of Dick (1992) as terminological units of a field of knowledge, from linguistic (formal and semantic structure) and functional points of view, both under a descriptive ...
Taxonomy and distribution of Paralemanea (Lemaneaceae, Rhodophyta) in Central Mexico
(2002-01-01)
Three collections of Paralemanea from Central Mexico included two species. Paralemanea mexicana is large (length ≥ 4.0 cm; diameter > 400 μm) and generally branched (≥ 40 % of plants branched), with whorled branches, of ...
Nova ocorrência de Heliotropium L. (Boraginaceae, Heliotropioideae) para o Sudeste do Brasil
(2003-07-01)
During the study of Heliotropium L. genus in the project Flora Fanerogâmica do Estado de São Paulo, it was verified that Heliotropium fruticosum L. presents a new geographical occurrence in Southeast of Brazil. Description, ...
Taxonomy of Epyris (Hymenoptera, Bethylidae) from Paraná, Brazil
(2003-06)
Epyris rotundus sp. nov. and Epyris cochlear sp. nov., from southern Brazil, are described and illustrated. Epyris longus Corrêa & Azevedo, 2002, E. argentinicus Evans, 1969, E. angustatus Evans, 1969, E. perpolitus Evans, ...
Synoptic taxonomy of cortaderia stapf (danthonioideae, poaceae)
(Pensoft Publishers, 2017-01-11)
Cortaderia (Poaceae; Danthonioideae) is a medium-sized genus of C3 tussock grasses, widespread in the temperate to tropic-alpine regions of South America. It is particularly important in the subalpine and alpine zones of ...