Results 81 to 90 of about 3,960 (294)

A comparison of the moss floras of Chile and New Zealand

, 2002
Chile and New Zealand share a common stock of 181 species of mosses in 94 genera and 34 families. This number counts for 23.3% of the Chilean and 34.6% of the New Zealand moss flora.
Blöcher, Rolf, Frahm, Jan-Peter
core  

Speciation with gene flow

PLANTS, PEOPLE, PLANET, EarlyView.
Biodiversity is threatened by human activities, with extinction debt accumulating rapidly. Many of these activities change the connectivity of populations, fragmenting existing population systems or bringing previously isolated populations or species into contact.
Zhiqin Long, Xu Zhang, Yue Yu, Gregory L. Owens, Diana J. Rennison, Clarisse Palma‐Silva, Daniel Ortiz‐Barrientos, Loren H. Rieseberg   +7 more
wiley   +1 more source

MISCELLANEOUS NOTES ON NEOTROPICAL FLORA XX. A NEW SPECIES OF HUMIRIASTRUM

, 1991
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

Hepaticae of Cerro Venamo, Venezuela, collected by J. Steyermark

, 2002
A revision of herbarium material (NY) from Cerro Venamo, Venezuela (5°59’ N, 61°23’ W, 1890 m) yielded 77 hepatic species in 44 genera and 13 families. Most species have a neotropical distribution (75,32%), 6,49%, are pantropical and 9,09% are reported ...
Borges, Anna Luiza Ilkiu, Dauphin, Gregorio   +1 more
core  

Multifaceted obscurity of Thismia abei (Thismiaceae): A fairy lantern with the protologue long disregarded in practice

PLANTS, PEOPLE, PLANET, EarlyView.
Tiny, leafless fairy lanterns are easily overlooked on the forest floor. Thismia abei, endemic to Japan, persists in small, unstable populations and is listed nationally as Critically Endangered. Our recent work has revealed another, less obvious form of obscurity.
Kenji Suetsugu, Alexander N. Sennikov, Maxim S. Nuraliev   +2 more
wiley   +1 more source

El género Galeandra (Orchidaceae) en Argentina

Rodriguésia
Resumen Galeandra (Orchidaceae) comprende alrededor de 18 especies de hierbas epífitas y terrestres de distribución neotropical, las cuales son reconocidas por presentar las flores con el labelo en forma de embudo y espolonado en la base. Cuatro especies
Christian A. Zanotti, Juan C. Ospina, Silvana H.N. Monteiro   +2 more
doaj   +1 more source

Miscellaneous notes on Neotropical Flora XIX. Combinations in Senecioneae, Compositae

, 1990
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Two new liverworts for Europe in Macaronesia : Odontoschisma prostratum (Sw.) Trevis. on the Azores and Jungermannia callithrix Lindenb. & Gottsche on the Azores and Madeira

, 1999
Odontoschisma prostratum (Sw.) Trevis. and Jungermannia callithrix Lindenb. et Gottsche, two liverworts mainly distributed in the Neotropics, are reported at hand of many collections from Macaronesia. O.
Schumacker, René, Váňa, Jiri
core  

The most threatened plants receive the least scientific attention

PLANTS, PEOPLE, PLANET, EarlyView.
Plants sustain all life, providing the energetic and structural basis of ecosystems, but they face a growing risk of extinction. Reversing this decline requires an understanding of how scientific knowledge is distributed among species, and identification of the biases and gaps that hinder effective responses to the threats they face. However, we reveal
Renon S. Andrade, Matilda J. M. Brown, Leandro Freitas, Eimear M. Nic Lughadha   +3 more
wiley   +1 more source

Cecropia manauara (Urticaceae), a new species from the Brazilian Amazon [PDF]

Acta Botânica Brasílica
A new species of Cecropia (Urticaceae) is described for Amazonas state, Brazil. Collecting and processing of the vouchers followed the usual procedures for botanical specimens.
Daniel Praia Portela de Aguiar, Layon Oreste Demarchi, Maria Teresa Fernandez Piedade, Rosane Garcia Collevatti, Paulo Roberto Da-Silva, Henrique Borges Zamengo de Souza, André Luiz Gaglioti   +6 more
doaj   +1 more source