Results 81 to 90 of about 40,527 (313)

HIV and orientation of subsistence and commercial home gardens in rural Ghana: Crop composition, crop diversity and food security [PDF]

open access: yes, 2010
An empirical study was conducted to explore differences and similarities in biodiversity in subsistence and commercial home gardens of HIV-positive and HIV-negative rural households in the Eastern Region of Ghana and their significance in household food ...
Akrofi, S., Price, L.L., Struik, P.C.
core   +1 more source

Hemisyncarpy and appendicular nectary approached by floral ontogeny of Mandevilla velame (A. St.-Hil.) Pichon, Apocynoideae [PDF]

open access: yes, 2008
Pichon é um subarbusto com peculiar indumento albo-lanoso e flores vistosas brancas. Objetivando contribuir para o conhecimento morfológico desta espécie, estádios de desenvolvimento de suas flores foram documentados em microscopia eletrônica de ...
Castro, Marília de Moraes   +2 more
core   +3 more sources

A STUDY ON DIFFERENT PLANTS OF APOCYNACEAE FAMILY AND THEIR MEDICINAL USES

open access: yesUniversal Journal of Pharmaceutical Research, 2019
The apocynaceae family is one of the most medicinally diverse families in the plant kingdom and is a rich source for drugs that have found use both traditionally and in conventional medicine. The medicinal activity of these plants was due to the presence
M. Islam, R. Lucky
semanticscholar   +1 more source

Leveraging machine learning and citizen science data to describe flowering phenology across South Africa

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Recent shifts in flowering times are an index of, and a response to, human driven climate change. However, most information on these flowering changes is heavily skewed to the northern hemisphere. This imbalance limits our understanding of how climate change is affecting ecosystems, including the mismatches of flowering times between species, increased
Ross D. Stewart   +3 more
wiley   +1 more source

INDEPENDENT ORIGINATION OF FLORAL ZYGOMORPHY, A PREDICTED ADAPTIVE RESPONSE TO POLLINATORS: DEVELOPMENTAL AND GENETIC MECHANISMS [PDF]

open access: yes, 2016
Observations of floral development indicate that floral organ initiation in pentapetalous flowers more commonly results in a medially positioned abaxial petal (MAB) than in a medially positioned adaxial petal (MAD), where the medial plane is defined by ...
Bukhari, Ghadeer, Zhang, Wenheng
core   +1 more source

A new species of Oxypetalum (Apocynaceae: Asclepiadoideae) from Santa Catarina, Brazil [PDF]

open access: yes, 2017
Sobre la base de un ejemplar de herbario recolectado a 1100 m.s.n.m., en el estado de Santa Catarina, Brasil, se describe e ilustra una nueva especie del género Oxypetalum R. Br. (Apocynaceae).
Funez, Luis A., Keller, Hector Alejandro
core   +2 more sources

Prospective of indigenous African wild food plants in alleviation of the severe iron deficiency anaemia in Sub‐Saharan Africa

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Iron deficiency anaemia remains a major public health challenge in Sub‐Saharan Africa, where population growth, displacement and limited resources heighten nutritional insecurity. We compiled a list of indigenous African underutilized wild food plants and examined their potential for addressing micronutrient deficiencies.
Eltayb Abdellatef   +2 more
wiley   +1 more source

Studies of Neotropical Apocynaceae XXXIII: new synonymy and lectotypifications in the Amazonic species of the genus Mandevilla Lindl. (Apocynoideae, Mesechiteae).

open access: yesAnales del Jardín Botánico de Madrid, 2007
In preparation of the Catalogue of Apocynaceae for Colombia and a synopsis of the genus Mandevilla Lindl. in Brazil, the following synonyms are proposed: M. glabra N.E. Brown and M. ulei K. Schum. ex Markgr. as synonyms of M.
J. Francisco Morales
doaj   +1 more source

Two stapelias: Stapelia gigantea and S. schinzii var. angolensis [PDF]

open access: yes, 2017
Two contrasting species of Stapelia are described from the plant family the Apocynaceae. Stapelia gigantea produces some of the largest flowers of any flowering plant, being up to 40 cm in diameter.
Walker, Colin C.
core  

Diversity dynamics in Nymphalidae butterflies: Effect of phylogenetic uncertainty on diversification rate shift estimates

open access: yes, 2013
The family Nymphalidae is the largest family within the true butterflies and has been used to develop hypotheses explaining evolutionary interactions between plants and insects.
Espeland, Marianne, Peña, Carlos
core   +2 more sources

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