Results 31 to 40 of about 54,911 (205)

Taxonomic results of the Bryotrop expedition to Zaire and Rwanda : 4., a preliminary check-list of the Hepaticae and Anthocerotae from Central Africa (Zaire, Rwanda, Burundi) [PDF]

open access: yes, 1993
A check-list of the Hepaticae and Anthocerotae from Central Africa (Zaire, Rwanda, Burundi) is presented. 267 liverwort species and 4 hornworts are recognized for the area. For Zaire 215 Hepaticae and 3 species of Anthocerotae are recorded. In Rwanda 150
Fischer, Eberhard
core  

Contribution to Local Landscape Units definition in OTALEX II [PDF]

open access: yes, 2012
OTALEX II is the Territorial and Environmental Observatory of Alentejo (Portugal) and Extremadura (Spain), co-financed by POCTEP, developed with the cross-border collaboration of several Portuguese and Spanish bodies.
Arancibia, Natalia   +9 more
core   +1 more source

Digitisation of herbarium specimens to the benefit of research: An African perspective focusing on South Africa and Western Indian Ocean Island states

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Botanical exploration, discovery and conservation rely heavily on access to herbarium collections. Recently, digital access to label information, including georeferenced locality data, and images of herbarium specimens available online have greatly increased usage of herbarium specimen data.
Ronell R. Klopper   +9 more
wiley   +1 more source

Families and genera of mosses no longer believed to occur in sub-Saharan Africa [PDF]

open access: yes, 2000
Twelve genera are excluded from the sub-Saharan Africa checklist based on evidence from literature or re-identification. Atractylocarpus, Chorisodontium, Ctenidium, Dicranodontium, Homalia, Isothecium, Lasiodontium, Meesia and Potamium are excluded as ...
Ochyra, Ryszard, O’Shea, Brian J.
core  

Dismantling the genus Tarenna (Rubiaceae: Pavetteae) in Africa and Madagascar, with the description of three new genera

open access: yesTAXON, EarlyView.
Abstract As presently circumscribed, the Paleotropical genus Tarenna, belonging to the tribe Pavetteae (Rubiaceae), comprises about 200 species and has its centres of diversity in tropical Asia and Africa. Previous molecular phylogenetic studies of the tribe revealed the polyphyly of Tarenna, suggesting that the genus needs to be recircumscribed ...
Petra De Block   +3 more
wiley   +1 more source

Check list of the bryophytes of Réunion Island (France) [PDF]

open access: yes, 2005
A systematic, literature-based compilation of bryophytes of Réunion Island has been made, with the additional examination of herbarium specimens. The list of 148 genera and 404 species and infraspecific taxa of mosses and 87 genera and 241 species and ...
Ah-Peng, Claudine, Bardat, Jacques
core  

Leaf longevity and structure, fruit mass and phenology in 52 cultivated varieties and wild accessions of olive

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Although phenology has long been recognized as a critical feature for the adaptation of organisms to their local environment, until recently, phenological events have seldom been considered in the broader context of trait‐based ecology.
Eric Garnier   +5 more
wiley   +1 more source

Cotation des liens fonctionnels entre habitats d'intérêt communautaire et plantes exotiques envahissantes : méthode, analyse et outil mis en place en Pyrénées et Midi-Pyrénées [PDF]

open access: yesSciences, Eaux & Territoires, 2021
Les espèces exotiques envahissantes et les impacts qu’elles engendrent sont une préoccupation majeure pour les gestionnaires d’espaces naturels. C’est particulièrement vrai pour les habitats à fort enjeu de conservation, où les acteurs mobilisés ont ...
PRUD'HOMME, François   +2 more
doaj  

Spatial overlap and temporal synchrony between guilds of insect hosts and parasitoids

open access: yesJournal of Animal Ecology, EarlyView.
This study identified a spatial overlap between insect host guild richness and parasitoid richness. Species richness in parasitoid guilds always increased later in the season than richness of their host guilds. These findings suggest that shifts in climate and land‐use may alter the synchrony of insect trophic layers.
Laura J. A. van Dijk   +10 more
wiley   +1 more source

Morfología de semillas de Calluna Salisb. [PDF]

open access: yes, 2004
Morfología de semillas de Calluna Salisb. (Ericaceae). Se estudia la morfología de las semillas de Calluna vulgaris (L.) Hull, única especie de Calluna Salisb. (Ericaceae).
Fagúndez, Jaime, Izco, Jesús
core   +1 more source

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