Results 121 to 130 of about 369,684 (247)

Cleistogamia em Ruellia menthoides (Nees) Hiern e R. brevifolia (Pohl) C. Ezcurra (Acanthaceae) em fragmento florestal do Sudeste brasileiro Cleistogamy in Ruellia menthoides (Nees) Hiern and R. brevifolia (Pohl) C. Ezcurra (Acanthaceae) in a forest fragment of Southeastern Brazilian

open access: yesActa Botânica Brasílica, 2005
São abordados a morfologia e a biologia floral de Ruellia menthoides (Nees) Hiern e R. brevifolia (Pohl) C. Ezcurra, na Reserva Florestal Mata do Paraíso, remanescente de Floresta Atlântica, em Viçosa, Zona da Mata de Minas Gerais, Brasil.
Natália A. de Souza Lima   +3 more
doaj   +1 more source

Gonolobus in the spotlight: History, diversity, and citizen science

open access: yesTAXON, Volume 75, Issue 5, October 2026.
Abstract Gonolobus (Apocynaceae) is a distinctive genus of climbing plants, distributed from the southern United States to Argentina. This study presents a comprehensive, integrative analysis of the genus, synthesizing its intricate taxonomic history, biogeographic patterns, and the contribution of citizen science to its modern systematics. We compiled
Leonardo O. Alvarado‐Cárdenas   +4 more
wiley   +1 more source

Biologia floral de Virola surinamensis (Rol.) Warb. (Myristicaceae) Virola surinamensis (Rol.) Warb. (Myristicaceae) floral biology

open access: yesRevista Árvore, 2007
Neste artigo são apresentadas informações sobre a biologia floral de Virola surinamensis (Rol.) Warb. (Myristicaceae), espécie florestal dióica de relevante importância econômica na região amazônica. O estudo foi realizado em uma área de várzea próximo à
Mario Augusto Gonçalves Jardim   +1 more
doaj   +1 more source

When Bigger Is not Better: Corolla Length Increases Nectar Robbing in Aloe secundiflora Engl. (Asphodelaceae)

open access: yesAfrican Journal of Ecology, Volume 64, Issue 7, October 2026.
ABSTRACT Nectar robbing is a widespread but unevenly documented component of plant–pollinator interactions, and quantitative assessments from African savanna systems remain limited. Based on a short field survey conducted over two consecutive days, this study quantified the frequency and reproductive consequences of nectar robbing in a population of ...
Luis Navarro
wiley   +1 more source

Roses / Leedle Floral Company

open access: yes, 1920
Semiannual Description based on: 1908/1909 ; title from ...

core   +1 more source

Chiranthodendron pentadactylon Larreategui (Sterculiaceae): una especie polinizada por aves percheras

open access: yesBotan‪ical Sciences, 1975
  Una suposición generalmente aceptada es la ausencia de plantas ornitófilas del Nuevo Mundo que tienen adaptaciones florales especializadas para posarse en las aves.
Victor Manuel Toledo
doaj   +1 more source

Evaluating the protection status and exposure to warming of Caribbean reefs with high functional potential

open access: yesConservation Biology, Volume 40, Issue 5, October 2026.
Abstract Over the past decades, climate change has emerged as a major threat to global biodiversity, negatively affecting the integrity and functioning of ecosystems and the benefits they provide to people. To mitigate these impacts, it is essential to identify climate refugia that support the persistence of the structure and function of reef ...
Sara M. Melo‐Merino   +4 more
wiley   +1 more source

Avaliação do padrão de visitação de Apis mellifera em três cultivares de meloeiro, em Petrolina-PE, Brasil

open access: yesRevista Brasileira de Fruticultura, 2011
Para o cultivo do meloeiro, a presença de abelhas no período de florescimento é fundamental para garantir a polinização e incrementar a produção de frutos. Nesse sentido, o presente trabalho teve por finalidade verificar se há diferenças no comportamento
Lúcia Helena Piedade Kiill   +3 more
doaj   +1 more source

Modeling seed germination data to meet biodiversity conservation needs in the Mediterranean

open access: yesConservation Biology, Volume 40, Issue 5, October 2026.
Workflow to assess the availability and quality of germination data and assign species' thermal risk in the Mediterranean. (a) Assessment of data availability, including the phylogenetic distribution of the number of records (i.e. available germination data); (b) data quality assessment; and (c) assignment of climate risk categories for species that ...
Diana María Cruz‐Tejada   +2 more
wiley   +1 more source

Predictive evolutionary genomics: principles, validation, and practice

open access: yesNew Phytologist, Volume 252, Issue 1, Page 36-48, October 2026.
Summary Climate change and habitat loss are driving rapid evolutionary responses in populations world‐wide, which creates an urgent need for evolutionary forecasting in conservation and agriculture. Such forecasting can be categorized into three time scales: trait‐based models that use multivariate quantitative genetic equations to project correlated ...
Daniel Ortiz‐Barrientos   +5 more
wiley   +1 more source

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