The ploidy status of Anthephora pubescens (Panicoideae)
A basic chromosome number of x =9 for the genus Anthephora Schreb. is confirmed. Samples of five A. pubescens Nees cultivars selected for cultivated pasture purposes consisted of tetraploid plants only (2n=4x=36).
J. J. Spies
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Bothriochloa glabra (Poaceae: Panicoideae: Andropogoneae) in Texas
Bothriochloa glabra (Roxb.) A. Camus is reported for Texas. A key is provided to separate B. glabra from B. bladhii (Retz.) S.T. Blake.
Joseph K. Wipff, David J. Rosen
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Resumo Apresenta-se um estudo taxônomico do gênero Paspalum (Poaceae) no Parque Ecológico Bernardo Sayão (PEBS). Paspalum possui mais de 350 espécies neotropicais, com centro de diversidade no Brasil Central.
Ana Paula de Morais Lira Gouvêa +2 more
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Mesocotyl elongation in Digitaria sanguinalis during seedling development [PDF]
The mesocotyl is an embryonic organ present in Poaceae that plays an important role in seedling emergence. The elongation of this first internode contributes decisively to the coleoptile reaching the soil surface.
Mas Serra, Maite +1 more
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Molecular analysis of stomach contents reveals important grass seeds in the winter diet of Baird's and Grasshopper sparrows, two declining grassland bird species. [PDF]
We analyzed the diet of Baird's Sparrow (Ammodramus bairdii) and Grasshopper Sparrow (A. savannarum) in three different sites and sampling periods across the Chihuahuan Desert in northern Mexico.
Mieke Titulaer +6 more
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Phylogeny of the Grasses (Poaceae) Revisited [PDF]
The most robust previously published phylogeny for the overall structure of the grass family (Poaceae) shows three early diverging lineages and two major derived clades, the BEP clade and the PACCAD clade (Grass Phylogeny Working Group 2001).
Clark, Lynn G +5 more
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Distribution patterns of species of Paspalum L. (Poaceae: Panicoideae: Paniceae) in Pernambuco, Brazil [PDF]
A fim de contribuir para o conhecimento dos padrões de distribuição de Paspalum, este estudo trata da distribuição das espécies que ocorrem em Pernambuco.
Alves, Marccus +2 more
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FAMILIA GRAMINEAE: SUBFAMILIA PANICOIDEAE I
Subfamilia cuyos representantes se localizan principalmente en las regiones tropicales y subtropicales. Existen aproximadamente 171 géneros en todo el mundo y cerca de 3560 especies. En México 81 géneros y alrededor de 494 especies, mientras que en la región de estudio hay cerca de 45 géneros y 180 especies.
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Three grasses (Poaceae), additions to the flora of Andhra Pradesh, India
Bothriochloa insculpta (A. Rich.) A. Camus, Cyrtococcum patens (L.) A. Camus var. patens and Sacciolepis myosuroides (R. Br.) A. Camus. (Panicoideae: Poaceae) are three grasses that were collected from Chittoor and Visakhapatnam districts of Andhra ...
Anil Kumar Midigesi +1 more
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Effects of past climate variability on fire and vegetation in the cerrãdo savanna of the Huanchaca Mesetta, NE Bolivia [PDF]
Cerrãdo savannas have the greatest fire activity of all major global land-cover types and play a significant role in the global carbon cycle. During the 21st century, temperatures are projected to increase by ∼ 3 ◦C coupled with a precipitation ...
Iriarte, J. +4 more
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