Results 91 to 100 of about 1,141 (196)
Phylogenetic relationships within Pappophoreae s.l. (Poaceae: Chloridoideae): Additional evidence based on ITS and trnL-F sequence data [PDF]
, 2011 Historically, Pappophoreae included the genera Cottea, Enneapogon, Kaokochloa, Pappophorum and Schmidtia. Some authors consider this tribe as a well-supported monophyletic group; while other evidences reveals Pappophoreae as polyphyletic, with ...
Reutemann, A.G. +9 more
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Paleopolyploidy and molecular systematics of Southern African Chloridoideae
, 2003 English: This study dealt with systematics of southern African representatives of the grass subfamily Chloridoideae. The group was studied on molecular and cytogenetic levels. Two main basic chromosome numbers in the Chloridoideae, namely x = 9 . and
Roodt, Rouvay
core
, 2022 FIGURE 2. Tripogon sugathakumariae A. Habit. B. Portion of raceme. C. Spikelet. D. A portion of spikelet showing callus hairs. E. Rachilla. F. Upper glume. G. Lower glume. H. Lemma. I. Palea. J. Stamen. K. Stamens and Pistil L.
Prabhukumar, Konickal Mambetta +6 more
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Bouteloua gracilis (Chloridoideae, Poaceae), a new American xenophyte in Europe [PDF]
Willdenowia, 2004 Abstract Verloove, F.: Bouteloua gracilis (Chloridoideae, Poaceae), a new American xenophyte in Europe. — Willdenowia 34: 67–69. — ISSN 0511-9618; © 2004 BGBM Berlin-Dahlem. The American grass species Bouteloua gracilis has been found for the first time in Europe as a more or less established alien on rocky talus slopes near Palafolls (NE Spain).
openaire +2 more sources
Boletín de la Sociedad Argentina de Botánica, 2010 El análisis de los fitolitos es una de las disciplinas paleobotánicas utilizadas para la reconstrucción de ecosistemas pasados ya que proporcionan un registro preciso de una parte de la vegetación, en áreas concretas y en un momento determinado ...
Georgina Erra
doaj +1 more source
Caldasia, 2010 Se estudiaron el patrón de distribución, la riqueza de especies, la composición y lainvasión de gramíneas C3 y C4 en nueve áreas localizadas entre los 300 y los 4250 m dealtitud, en una gradiente altitudinal del Transecto Sumapaz (vertiente occidental de
Giraldo-Cañas Diego
doaj
Un nuevo pasto exótico invasor en Argentina: Enneapogon cenchroides (Poaceae)
Boletín de la Sociedad Argentina de BotánicaIntroducción y objetivos: Las invasiones biológicas son una de las principales causas de pérdida de biodiversidad y degradación de los ecosistemas. Sin embargo, el número de especies exóticas e invasoras sigue en aumento a escala global, y Argentina no ...
Lucas M. Carbone, Guillermo Jewsbury
doaj +1 more source
Genetic Diversity in Swallenia alexandrae (Poaceae, Chloridoideae), a Narrow Endemic From the Eureka Dunes (Inyo County, California) [PDF]
, 2013 Swallenia alexandrae, Eureka Valley dune grass (Poaceae, Chloridoideae), is a narrow endemic known only from three localities in the Eureka Valley and adjoining Saline Range in the northern portion of Death Valley National Park (Inyo County, California).
Bell, Hester L
core +1 more source
Revista Mexicana de Biodiversidad, 2011 Bouteloua vaneedenii is an endemic and extremely rare grass of the West Indies. Very few collections are known, and the most recent collection is from 1922. With the aim of finding the species, a team of Mexican and Cuban agrostologists conducted a field
María Elena Siqueiros-Delgado +4 more
doaj
Bothalia: African Biodiversity & Conservation, 2004 A floristic analysis of the grass species assemblages of the Licuati Forest and Maputo Elephant Reserves south of Maputo Bay, Mozambique, is presented. Sampling of grass data was undertaken in six previously described, major vegetation types.
S. J. Siebert +3 more
doaj +1 more source