Results 1 to 10 of about 169 (95)

Arboreal Eudicotyledons, Universidade Federal Rural do Rio de Janeiro Botanical Garden, state of Rio de Janeiro, Brazil [PDF]

open access: yesCheck List, 2011
The Universidade Federal Rural do Rio de Janeiro (Federal Rural University of Rio de Janeiro) BotanicalGarden (JB/UFRRJ) has a green area occupied mostly by sparsely planted arboreal species, in addition to a small area ofregenerating forest and ...
Cysneiros, V.C.   +3 more
doaj   +4 more sources

Polyscias fruticosa L. in Cuba. Use Value

open access: yesAgrisost, 2020
Context: The presence of previously unrecorded plant species in Cuba, from genus Polyscias (Araliaceae), in gardens in the city of Holguín, created the need to conduct a research study to determine their identity, origin, and properties.
Alejandro Miguel Hernández Peña   +1 more
doaj   +3 more sources

Cactos de Santa Maria, RS, Brasil [PDF]

open access: yes, 2021
A floristic survey of the Cactaceae family was carried out in the municipality of Santa Maria, Brazil, which is localized in the central region of Rio Grande do Sul state.
Essi, Liliana   +2 more
core   +1 more source

Remarks on the Presence of Cananga odorata (Lam.) Hook. F. & Thoms (Annonaceae) in Cuba [PDF]

open access: yes, 2021
Context: The presence of Annonaceae plants in the Hotel Guantanamo (Guantanamo), which do not belong to any of the species of this family recorded in the preliminary inventory of Cuban vascular plants encouraged researchers to study their identity ...
Chibás Creagh, Mario   +3 more
core   +3 more sources

Floristic survey and species richness of aquatic macrophytes in water supply reservoirs [PDF]

open access: yesCheck List, 2014
The present study aimed a floristic survey of aquatic macrophytes in four water supply reservoirs (Iraí, Passaúna, Piraquara I and II) of the Iguaçu River basin, Paraná, Brazil. Sampling and herborization of biological material followed methods described
Suelen Alves-da-Silva   +3 more
doaj   +3 more sources

Phytochemical characterization and biological activities of Plectranthus barbatus Andrews

open access: yesBrazilian Journal of Biology, 2021
Plectranthus barbatus Andrews (Lamiaceae) is widely distributed in the world and has a range of popular therapeutic indications. This work aimed to evaluate the phytochemical characterization of two leaf extracts of P.
M. F. Cordeiro   +10 more
doaj   +1 more source

Trichanthera gigantea (Homb. & Bonpl.) Nees, (Acanthaceae) in Cuba [PDF]

open access: yes, 2022
Context: This research is part of the efforts made to establish a new taxonomic approach of family Acanthaceae, and to have an update on the taxa introduced in Cuba.
Isidro E. Méndez Santos   +2 more
core   +4 more sources

Composition, structure and ecological importance of Moraceae in a residual forest of Ucayali, Peru [PDF]

open access: yes, 2022
Species of the Moraceae family are of great economic, medicinal and ecological importance in Amazonia. However, there are few studies on their diversity and population dynamics in residual forests.
Castillo, Gumercindo A.   +5 more
core   +3 more sources

Morpho-Anatomical Analysis of the Rhizome in Species of Scleria Berg. (Cyperaceae) from Serra do Cipó (MG) [PDF]

open access: yes, 2009
Aspects related to the nature of stem thickening in monocotyledons have been the subject of many studies. Primary thickening has been attributed to the Primary Thickening Meristem (PTM).
LIMA, Vera Fatima Gomes Alves Pereira   +1 more
core   +3 more sources

Strong relationships between soil and vegetation in reference ecosystems of a riparian atlantic rainforest in the upper Doce River watershed, southeastern Brazil [PDF]

open access: yes, 2023
Habitat loss and fragmentation have been impacting ecosystem services essential for human survival. The Brazilian Atlantic rainforest, a biodiversity hotspot, has suffered from historical deforestation and, more recently, from an environmental disaster ...
Aguilar, Ramiro   +10 more
core   +1 more source

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