Results 41 to 50 of about 2,747 (214)

Grass Communities Differ Floristically Under Different Dominant Trees in Savannas in Thailand and Cambodia

open access: yesBiotropica, Volume 58, Issue 2, March 2026.
In total, we recorded 160 unique grass species across four savanna ecosystems dominated by different tree genera. These savannas support distinct grassy assemblages, but common grasses are often shared between ecosystems. ABSTRACT Southeast Asian savannas are some of the least studied ecosystems, with understanding of their function and resilience ...
Jess Rickenback   +6 more
wiley   +1 more source

El género Panicum (Poaceae: Panicoideae) en el noreste de México

open access: yesBotan‪ical Sciences, 2009
Se presenta un estudio taxonómico del género Panicum para el Noreste de México, el cual incluye los estados de Coahuila, Nuevo León y Tamaulipas.
Jesús Valdés Reyna   +3 more
doaj   +1 more source

Grass Phylogeny and Classification: Conflict of Morphology and Molecules [PDF]

open access: yes, 2007
The grass family (Poaceae) has been recognized as a unique lineage for more than 200 years, based initially on characters of inflorescence and spikelet morphology and corroborated by anatomical and other features in the latter half of the twentieth ...
Simon, Bryan K
core   +3 more sources

Nomenclature and typification of sectional names in Carex (Cyperaceae)

open access: yesTAXON, Volume 74, Issue 6, Page 1543-1568, December 2025.
Abstract This paper presents an updated survey of all the published names at the section rank in Carex and its formerly accepted satellite genera. We included related names at other ranks when relevant. We address validity, legitimacy, priority, typification, and – if relevant – synonymy.
Pedro Jiménez‐Mejías   +6 more
wiley   +1 more source

Biology, Ecology, Distribution and Management of Large Crabgrass (Digitaria sanguinalis)

open access: yesWeed Research, Volume 65, Issue 4, July/August 2025.
ABSTRACT Digitaria sanguinalis (L.) Scop. (large crabgrass) is a globally distributed annual C4 grass and one of the most challenging weeds in agriculture, causing significant yield losses in crops such as maize, soyabean, rice, cotton and vegetables. This species thrives under favourable and unfavourable conditions such as disturbed soils, fluctuating
Fernando H. Oreja   +3 more
wiley   +1 more source

Hyperspectral leaf reflectance of grasses varies with evolutionary lineage more than with site

open access: yesEcosphere, Volume 16, Issue 4, April 2025.
Abstract To predict ecological responses at broad environmental scales, grass species are commonly grouped into two broad functional types based on photosynthetic pathway. However, closely related species may have distinctive anatomical and physiological attributes that influence ecological responses, beyond those related to photosynthetic pathway ...
Stephanie Pau   +11 more
wiley   +1 more source

Panicoideae (Poaceae) de Ilha Grande, Piauí, Brasil

open access: yesRodriguésia
Resumo Este estudo compreende o levantamento taxonômico da subfamília Panicoideae (Poaceae) ocorrente no município de Ilha Grande, Piauí, Brasil. Foram registradas 17 espécies e 11 gêneros distribuídos na tribo Paniceae, 14 das espécies são novos ...
Maria Conceição Alves da Costa   +2 more
doaj   +1 more source

A revision of Calyptochloa C.E.Hubb. (Poaceae), with two new species and a new subspecies [PDF]

open access: yes, 2012
Thompson, E.J. & Simon, B.K. (2012). A revision of Calyptochloa C.E.Hubb. (Poaceae), with two new species and a new subspecies. Austrobaileya 8(4): 634–652. Two new species of Calyptochloa C.E.Hubb. (Calyptochloa cylindrosperma E.J.Thomps.
Simon, Bryan, Thompson, John
core   +1 more source

Phylogenetic Relationships in Tribe Cariceae (Cyperaceae) Based on Nested Analyses of Four Molecular Data Sets [PDF]

open access: yes, 2007
Phylogenetic reconstruction for Carex and relatives in tribe Cariceae is complicated by species richness and nearly cosmopolitan distribution. In this investigation, our main objective was to estimate evolutionary relationships in tribe Cariceae using ...
Starr, Julian R, Waterway, Marcia J
core   +3 more sources

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