Results 61 to 70 of about 2,500 (116)

Anatomy, Morphology, and Cladistic Analysis of Monsonia L. (Geraniaceae).

open access: yesAnales del Jardín Botánico de Madrid, 2001
Phylogenetip relationships among the 25 species of the old-world genus Monsonia are explored by means of a cladistic analysis. After a detailed revision, 20 morphological and anatomical characters were selected, including some new ones from nectaries ...
Juan Jose Aldasoro   +3 more
doaj   +1 more source

Check-list of the Piperaceae of Equatorial Guinea

open access: yesAnales del Jardín Botánico de Madrid, 2002
A check-list of the Piperaceae from Equatorial Guinea is presented, with 13 species. Three species are known from Annobón, 13 species from Bioko and 5 species from Río Muni. The best represented genus is Peperomia, with 10 species.
Maximiliano Fero   +3 more
doaj   +1 more source

Key to Nature: Herramientas digitales para la enseñanza de biodiversidad

open access: yesArbor: Ciencia, Pensamiento y Cultura, 2009
Key to Nature es un proyecto europeo que tiene como objetivo la implementación de herramientas digitales para la enseñanza de la biodiversidad. Participan en él 14 instituciones públicas y privadas de 11 países europeos, representando diferentes roles ...
Marina Ferrer Canal   +1 more
doaj   +1 more source

Influencia de la conservación ex-situ en el crecimiento de especies de Passiflora endémicas y amenazadas

open access: yesBiota Colombiana
Los jardines botánicos son indispensables para la conservación ex situ de flora amenazada, pero el efecto sobre su desempeño ha sido poco estudiado. En esta investigación se evaluó el crecimiento de cinco especies de Passiflora endémicas y amenazadas ...
Blanca Luz Caleño-Ruiz   +2 more
doaj   +1 more source

Tendencias evolutivas en amartanto (Amaranthus spp.) bajo selección humana en México

open access: yesBotan‪ical Sciences, 1998
Se realizó el inventario de las especies y razas de amaranto productoras de verdura ("quintoniles") en la Sierra Norte de Puebla, México. Se analizó su uso, manejo e importancia alimentaria y se caracterizaron sus patrones de asignación de biomasa y ...
Cristina Mapes   +3 more
doaj   +1 more source

Myxomycete diversity of the Patagonian Steppe and bordering areas in Argentina

open access: yesAnales del Jardín Botánico de Madrid, 2014
Biodiversity surveys for myxomycetes (Amoebozoa) were carried out in three consecutive years (2009 to 2011) in the cold arid Patagonian Steppe, Argentina.
Carlos Lado   +3 more
doaj   +1 more source

Reproductive biology and propagation of Magnolia caricifragrans (Lozano) Govaerts, an endangered species from Colombia

open access: yesBotan‪ical Sciences
Background: M. caricifragrans is an endangered tree species. Around 50 isolated trees grow in highly altered landscapes in the cloud forests of the states of Cundinamarca and Tolima (Colombia).
Mauricio Bernal-Rodríguez   +4 more
doaj   +1 more source

Correction to: Evolution of flower allometry and pigmentation in Mammillaria haageana (Cactaceae)

open access: yesBMC Plant Biology, 2022
Ulises Rosas   +6 more
doaj   +1 more source

Influential factors and processes in post-fire spatial changes of soil seed banks structure in Mediterranean saline steppe

open access: yesRevista Cubana de Ciencias Forestales, 2015
Mediterranean saline steppes hold plant communities adapted to saline soils and severe droughts, with a spatial structure tipycal of semi-arid environments: vegetation is distributed in multi-specific patches on a large bare-soil matrix. Such a structure
Pablo Ferrandis   +3 more
doaj  

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