Results 81 to 90 of about 21,509 (220)

Ampliação da distribuição de Jacquemontia warmingii O'Donell (Convolvulaceae): nova ocorrência para o Distrito Federal, Brasil

open access: yesHeringeriana, 2015
Durante o levantamento de espécies prioritárias para conservação no Parque Nacional de Brasí­lia, verificou-se o registro de Jacquemontia warmingii O'Donell, que representa uma nova ocorrência para a área do Distrito Federal, Brasil, bem como a ampliação
André Luiz da Costa Moreira   +3 more
doaj   +3 more sources

Description of the previously unknown male of Systropha (Austrosystropha) macronasuta (Hymenoptera: Halictidae: Rophitinae) from Kenya [PDF]

open access: yes, 2017
We describe and illustrate for the first time the previously unknown male of Systropha (Austrosystropha) macronasuta Strand.  We provide a species diagnosis and modified couplets of the recent identification key to allow for easy identification of this ...
Bossert, Silas, Patiny, Sébastien
core   +2 more sources

A survey of selected coastal vegetation communities of Florida [PDF]

open access: yes, 1977
A survey of coastal vegetation around Florida was conducted during 1973 and 1974. Seventeen sites were selected and sampled using the transect method to determine species occurrence, relative densities, and habitat development and structure.
Carlton, Jedfrey M.
core  

Phylogenetic relationships in Solanaceae and related species based on cpDNA sequence from plastid trnE-trnT region [PDF]

open access: yes, 2008
Intergenic spacers of chloroplast DNA (cpDNA) are very useful in phylogenetic and population genetic studies of plant species, to study their potential integration in phylogenetic analysis. The non-coding trnE-trnT intergenic spacer of cpDNA was analyzed
BERGER, Irvin Joseph   +6 more
core   +1 more source

Ants and Extrafloral Nectary‐Bearing Plants

open access: yes
The Bulletin of the Ecological Society of America, Volume 107, Issue 1, January 2026.
Samuel Novais   +5 more
wiley   +1 more source

First Report of Root Rot and Stem Blight in Water Spinach (Ipomoea aquatica) Caused by Ceratobasidium sp. Related to AG‐A and AG‐K Lineages in Florida, USA

open access: yes
New Disease Reports, Volume 53, Issue 1, January/March 2026.
Maria A. Lugo‐Duque   +5 more
wiley   +1 more source

Species diversity and distribution of ruderal flora on landfills in Maradi city, Niger [PDF]

open access: yes, 2017
Waste management continues to be a critical environmental issue in cities. It impacts on the well being of the population, the environment and the biodiversity. In the city of Maradi, in Niger, more interest is given to the problem in order to understand
Abdoul-Aziz, B. M. (Beido)   +5 more
core   +1 more source

Convolvulaceae do Parque Nacional do Catimbau, Pernambuco, Brasil

open access: yesRodriguésia, 2014
Convolvulaceae é constituída por 58 gêneros e ca. 1880 espécies com distribuição cosmopolita, sendo mais frequente nos trópicos. No Brasil é representada por 19 gêneros e aproximadamente 370 espécies.
Geadelande Carolino Delgado Júnior   +2 more
doaj  

Synopsis of Ipomoea L. and Merremia Dennst. ex Endl. (Convolvulaceae) in the North of Peru (Lambayeque and surrounding areas) [PDF]

open access: yes, 2016
El objetivo principal de este trabajo es identificar y comentar los registros anteriores y nuevos de los géneros Ipomoea y Merremia en el departamento de Lambayeque (Perú) y zonas circundantes.
Alarcón-Bravo, Luciana   +4 more
core   +1 more source

Home - About - Disclaimer - Privacy