Results 31 to 40 of about 287 (132)

Flowering dynamics in the trimorphic species of Lythrum salicaria L. (Lythraceae)

open access: yesБіологічні студії, 2015
Flowering in the population of Lythrum salicaria in the Yavorivskiy district of Lviv region lasts for about 70 days from the end of June till the beginning of September.
A. Odintsova, O. Bilyk, K. Motiuk
doaj   +1 more source

Biologia floral e polinização artificial de pinhão-manso no norte de Minas Gerais Floral biology and artificial polinization in physic nut in the north of Minas Gerais state, Brazil

open access: yesPesquisa Agropecuária Brasileira, 2009
O objetivo deste trabalho foi avaliar alguns aspectos da biologia floral e do sistema reprodutivo de Jatropha curcas, em Janaúba, MG. Foram registrados: o número de flores femininas e masculinas; o intervalo de abertura das flores femininas; e a formação
Ana Cristina Pinto Juhász   +4 more
doaj   +1 more source

Reproductive Biology of Astragalus argaeus (Fabaceae), a critically endangered endemic species

open access: yesAnais da Academia Brasileira de Ciências, 2021
Astragalus argaeus is an endemic plant species that is under critical risk of extinction. Here we investigated its population census, breeding system and reproductive success to determine the main factors affecting restricted distribution of this species.
BAYRAM ATASAGUN   +3 more
doaj   +1 more source

The Mating System of the Wild-to-Domesticated Complex of Gossypium hirsutum L. Is Mixed

open access: yesFrontiers in Plant Science, 2018
The domestication syndrome of many plants includes changes in their mating systems. The evolution of the latter is shaped by ecological and genetic factors that are particular to an area.
Rebeca Velázquez-López   +7 more
doaj   +1 more source

Pollination ecology of Brownlowia tersa (Malvaceae), a Near Threatened non-viviparous true mangrove shrub

open access: yesJournal of Threatened Taxa, 2019
Brownlowia tersa is a low-ground semi-evergreen shrub species.  The phenological events occur sequentially—leaf fall, leaf flushing, flowering and fruiting from April to November.
Aluri Jacob Solomon Raju
doaj   +1 more source

Post-fire phenological behavior and breeding biology of the Spiranthera odoratissima A. St.-Hil. (Rutaceae) [PDF]

open access: yesBiotemas, 2008
The phenological behavior of species in response to cerrado stricken by fire is little known. A phenological and reproductive biological study of Spiranthera odoratissima was carried out in an anthropized area of cerrado sensu stricto affected by fire in
Mirley Luciene dos Santos   +1 more
doaj  

Pollination ecology of Rhynchosia beddomei Baker (Fabaceae), an endemic medicinal shrub in the southern Eastern Ghats, Andhra Pradesh, India [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2018
Rhynchosia beddomei is a deciduous endemic shrub. The present study on the pollination ecology of this shrub provided information to understand its endemic status.
Jacob Solomon Raju Aluri   +1 more
doaj   +1 more source

Nolana balsamiflua (Gaudich.) Mesa (Solanaceae), un arbusto vulnerable del desierto de Atacama dependiente de polinizadores para producir semillas

open access: yesGayana: Botanica, 2019
Pollinator-dependency for reproduction is of great importance for plants. We evaluated the breeding system of Nolana balsamiflua, a threatened endemic shrub of the Atacama Desert, performing four pollination trials.
Ana María Humaña   +2 more
doaj   +1 more source

Temperature as the main factor affecting the reproductive phenology of the dioecious palm Mauritiella armata (Arecaceae)

open access: yesActa Botânica Brasílica, 2022
Our research focused on the reproductive phenology of Mauritiella armata, a key veredas species in southeastern Brazil, and aspects of its floral and fruit morphology and sexual system. We observed the reproductive phenological patterns of M.
Marly Antonielle de Ávila   +6 more
doaj   +1 more source

Four raised to one equals one: A genetic approach to the Pseudolaelia vellozicola complex does not follow a math rule

open access: yesEcology and Evolution, Volume 10, Issue 11, Page 4562-4569, June 2020., 2020
Analysis of genetic structure revealed that each of the eight sample localities can be considered unique biological populations as they are highly differentiated from each other. The results are consistent with that expected for plants with insular geographical distribution.
Alison Gonçalves Nazareno   +4 more
wiley   +1 more source

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