Results 211 to 220 of about 5,184 (232)
Some of the next articles are maybe not open access.
Related searches:
Related searches:
Lectotypifications in Imperata (Poaceae: Panicoideae: Andropogoneae)
Phytotaxa, 2023Imperata is a cosmopolitan grass genus with species well distributed across the American continent. During taxonomic studies of the genus, we observed problems in the typification of five names of Imperata species from the New World: I. arundinacea var. americana, I. brasiliensis, I. brasiliensis var. mexicana, I. brevifolia, and I. minutiflora.
BIANCA LETICIA DE SOUZA PINTO +3 more
openaire +1 more source
On reinstating Heteropogon allionii (Poaceae: Panicoideae)
Phytotaxa, 2020Heteropogon allionii (Poaceae: Panicoideae) is generally considered as conspecific with H. contortus. Critical studies revealed H. allionii as very distinct taxon which can easily be distinguished from its closely similar taxon, H. contortus by a combination of characters. Hence, H. allionii is reinstated here.
VALIYAPARAMBIL DRISYA +1 more
openaire +1 more source
APOMIXIS IN THE GRAMINEAE: PANICOIDEAE
American Journal of Botany, 1958APOMIXIS, THE replacement of the sexual process by some asexual form of reproduction, is rather common in the flowering plants. Nygren (1954) listed about 300 species that are more or less apomictic included in about 95 genera of 37 families of both monocotyledons and dicotyledons. The Compositae, Rosaceae, and Gramineae especially are characterized by
Walter V. Brown, William H. P. Emery
openaire +1 more source
Lectotypifications in Orthoclada (Poaceae, Panicoideae, Zeugiteae)
Phytotaxa, 2016The grass genus Orthoclada Beauvois (1812: 69) is currently placed in the subfamily Panicoideae, tribe Zeugiteae (Soreng et al. 2015), and includes only two species from forests of Tropical America and Africa: O. laxa (Richard 1792: 106) Beauvois (1812: 70) and O. africana Hubbard (1940: 3419) (Kellogg 2015, The Plant List 2016). The genus was formerly
Marcos Da Costa Dórea +2 more
openaire +1 more source
Revision of Anthaenantiopsis (Poaceae: Panicoideae: Paniceae)
Systematic Botany, 1993A taxonomic revision of Anthaenantiopsis (Poaceae) is presented. Four species and a new variety, A. perforata var. camporum, are recognized in this treatment. This neotropical panicoid genus, present in Brazil, Bolivia, Paraguay and Argentina, includes perennial, Kranz species, of the MS anatomical type, with a basic chromosome number of x = 10 ...
Osvaldo Morrone +3 more
openaire +1 more source
Lectotypification of Themeda strigosa (Poaceae, Panicoideae, Andropogoneae)
Phytotaxa, 2018The genus Themeda Forsskål (1775: 178) comprises 29 species which are distributed in the tropical and subtropical regions of the Old World, mainly in Asia (Chen & Phillips 2006; Kellogg, 2015; Veldkamp 2016). In India, the genus is represented by about 17 species, including five endemic species (Bor 1960, Sreekumar & Nair 1991, Kabeer & ...
K. KARTHIGEYAN, P. MURUGAN
openaire +1 more source
Flora da Bahia: Poaceae – Trichanthecium (Panicoideae)
Anais dos Seminários de Iniciação Científicafamília Poaceae, notável por sua vasta diversidade, compreende 789 gêneros e 11.783 espécies (Soreng et al., 2022), divididas em 12 subfamílias (Longhi-Wagner, 2012; Soreng et al., 2022). Dentre estas destaca-se Panicoideae, uma das maiores e mais representativas subfamílias, abrigando ca. 3325 espécies distribuídas em 242 gêneros (Soreng et al., 2022).
null Beatriz Ferreira Conceição +1 more
openaire +1 more source
Evolutionary history, traits, and weediness inDigitaria(Poaceae: Panicoideae)
Botanical Journal of the Linnean Society, 2023AbstractDigitaria is a large pantropical genus, which includes a number of economically problematic agricultural weeds. Difficulties in species identification and the circumscription of the genus have previously hindered progress in understanding its evolution and developing a stable classification.
Touafchia, Sami +13 more
openaire +2 more sources