Results 11 to 20 of about 533 (168)
Four new species of Xyris (Xyridaceae) from Thailand
Blumea: Journal of Plant Taxonomy and Plant Geography, 2012 Four new species of Xyris (Xyridaceae), X. bituberosa, X. buengkanensis, X. emarginata, and X. thailandica from North-Eastern Thailand are described and illustrated. A provisional conservation assessment for each species is given.
Phonsena, P. +2 more
exaly +3 more sources
Xyridaceae na Serra do Cabral, Estado de Minas Gerais, Brasil
HoehneaRESUMO Xyridaceae é composta por cinco gêneros e aproximadamente 400 espécies. Possui distribuição Pantropical, com a maioria dos gêneros ocorrendo na região neotropical e apenas Xyris estendendo-se até áreas temperadas da América, Ásia e Austrália. Este
Juliana Santos Guedes +1 more
doaj +2 more sources
Xyridaceae of Viruá National Park, Roraima state, Brazil
RodriguésiaA taxonomic treatment of the Xyridaceae in the Viruá National Park is presented. Located in Roraima state, northern Brazil, the park comprises a mosaic of lowland vegetation types, including forests, wetlands, and one of the largest continuous areas of ...
Nara Furtado de Oliveira Mota +3 more
doaj +2 more sources
Flora das cangas da Serra dos Carajás, Pará, Brasil: Xyridaceae
RodriguésiaResumo Este estudo engloba as espécies de Xyridaceae registradas para as cangas da Serra dos Carajás, no estado do Pará, trazendo descrições detalhadas, ilustração, comentários morfológicos e distribuição na área de estudos. São registradas duas espécies
Nara Furtado de Oliveira Mota +1 more
doaj +2 more sources
Xyridaceae C. Agardh, Aphor. Bot.
, 2011 94. Xyridaceae C.Agardh, Aphor. Bot.: 158. 23 Mai 1823, nom. cons. Abolbodaceae Nakai, Chosakuronbun Mokuroku [Ord. Fam. Trib. Nov.]: 221.
Reveal, James L. +3 more
openaire +3 more sources
Estudos taxonômicos das Xyridaceae no estado do Paraná, Brasil
RodriguésiaResumo É apresentado o estudo taxonômico da família Xyridaceae para o estado do Paraná, a qual é representada apenas pelo gênero Xyris, com 22 espécies típicas de ambientes campestres. São referidos três novos registros para o estado: Xyris glandacea, X.
Eduardo Damasceno Lozano +2 more
doaj +2 more sources
Systematic vegetative anatomy and ensiform leaf development in Xyris (Xyridaceae) [PDF]
Botanical Journal of the Linnean Society, 1999 Ensiform leaf development in monocotyledons follows a broadly similar sequence in a wide range of relatively unrelated taxa, indicating a plastic developmental pattern, possibly associated with stressed environmental conditions, sinceXyrisspecies tend to grow in relatively damp but nutrient-poor environments. The bifacial leaf sheath surrounds the apex
Sajo, M. G., Rudall, P. J.
openaire +3 more sources
Diversity and Community Structure Underlie Divergence in Thermal Strategies Across Tropical Elevations. [PDF]
Ecol EvolWe examined how community diversity and phylogenetic context are associated with plant thermal strategies along a tropical elevational gradient in the Brazilian Atlantic Forest, using Pitcairnia flammea as a focal species. By integrating community surveys, phylogenetic structure, functional traits, and experimental estimates of heat and cold tolerance,
Chaves CJN +10 more
europepmc +2 more sources
, 1948 Mostly perennial, paludose, grass-like herbs with fibrous roots; stembase very rarely thickened, often profusely producing shoots. Leaves basal, distichous on each shoot, ensiform, linear or filiform, sometimes twisted; sheaths with a membranous margin (in Mal.
Royen, P. van
openaire +2 more sources