Results 51 to 60 of about 287 (132)

Ecologia da polinização de Raphiodon echinus (Nees & Mart.) Schauer (Lamiaceae) em Petrolina, PE, Brasil Pollination ecology of Raphiodon echinus (Nees & Mart.) Schauer (Lamiaceae) in Petrolina, Pernambuco State, Brazil

Acta Botânica Brasílica, 2007
Raphiodon echinus é uma espécie de hábito rasteiro, que ocorre espontaneamente em áreas de caatinga. No presente trabalho foram observados a biologia reprodutiva desta espécie com o objetivo de contribuir com informações sobre sua ecologia da polinização.
Carla Tatiana de Vasconcelos Dias, Lúcia Helena Piedade Kiill   +1 more
doaj   +1 more source

Reproductive Ecology of Maxillaria carinulata and Maxillaria meridensis (Orchidaceae) in the Andes of Caquetá, Colombia: Breeding System, Floral Visitors, Floral Compounds, and Pollen Transfer

Ecologies
Maxillariinae is one of the most diverse Neotropical orchid groups, yet little is known about its reproduction and pollination. We studied Maxillaria carinulata and Maxillaria meridensis on the eastern slope of the Cordillera Oriental in Caquetá ...
Laura S. Cupitra-Vargas, Albeiro Rojas-P, Alejandro Lizcano, Gabriela Motta-Rojas, Oscar Perdomo   +4 more
doaj   +1 more source

SISTEMA REPRODUCTIVO EN CRINODENDRON PATAGUA MOL. (ELAEOCARPACEAE), UN ARBOL ENDEMICO DE CHILE CENTRAL BREEDING SYSTEM IN CRINODENDRON PATAGUA MOL. (ELAEOCARPACEAE), AN ENDEMIC TREE OF CENTRAL CHILE

Gayana: Botanica, 2004
Se determinó el sistema reproductivo del árbol endémico de Chile central Crinodendron patagua, realizándose cuatro tratamientos de polinización dirigida más un control por polinización natural.
Ana María Humaña, Carlos E. Valdivia
doaj  

Flowering biology and structure of floral nectaries in Galanthus nivalis L.

Acta Societatis Botanicorum Poloniae, 2016
In Poland Galanthus nivalis L. is partially protected. The flowers of this species are one of the first sources of nectar and pollen for insects from February to April. The aim of this study was to present the flowering biology as well as the topography,
Elżbieta Weryszko-Chmielewska, Mirosława Chwil   +1 more
doaj   +1 more source

Reproductive Biology and Pollination Ecology of Fritillaria michailovskyi Fomin (Liliaceae), Endemic to East Anatolia (Turkey)

Diversity, 2023
Fritillaria is highly endangered in their natural habitats, and these species are perennial bulbous plants with an important medicinal and ornamental value whose reproductive strategies and adaptive evolution mechanisms are still not fully clear ...
Meral Aslay, Faruk Yıldız, Ozkan Kaya, Claudia Bita-Nicolae   +3 more
doaj   +1 more source

Aspectos da biologia reprodutiva de Jatropha curcas L Reproductive biology aspects of Jatropha curcas L

Ciência e Agrotecnologia, 2010
O conhecimento da estrutura floral e da biologia reprodutiva numa cultura é básico para que o melhorista desenvolva técnicas de castração e polinização adequadas.
Vespasiano Borges de Paiva Neto, Jeruska Azevedo Moreira Brenha, Felipe Barbosa de Freitas, Mônica Cristina Rezende Zuffo, Rita de Cássia Félix Alvarez   +4 more
doaj   +1 more source

Pollination ecology and fruiting behavior of Pavetta indica L. (Rubiaceae), a keystone shrub species in the southern Eastern Ghats forest, Andhra Pradesh, India

Journal of Threatened Taxa, 2016
Pavetta indica is a massive bloomer for a brief period in May.  The flowers are hermaphroditic, strikingly protandrous, self and cross-compatible, nectariferous and psychophilous.  They possess secondary pollen presentation mechanism as a device to avoid
A.J. Solomon Raju, M. Mallikarjuna Rao, K. Venkata Ramana, C. Prasada Rao, M. Sulakshana   +4 more
doaj   +1 more source

Comparative assessment of reproductive traits across different habitats in the endangered Webb’s hyacinth (Bellevalia webbiana Parl.)

Nature Conservation, 2018
To pursue a proper conservation of narrow endemic species, the knowledge of basic reproductive strategies is crucial to plan adequate conservation activities.
Giovanni Astuti, Gianni Bedini, Angelino Carta, Francesco Roma-Marzio, Alberto Trinco, Lorenzo Peruzzi   +5 more
doaj   +3 more sources

Floral biology of medicinal plants II. Lamiaceae species

International Journal of Horticultural Science, 2000
Several species in the Lamiaceae family are therapeutically significant medicinal plants. Such as sage (Salvia officinalis L.), rosemary (Rosmarinus officinalis L.), peppermint (Moldier piperita L.).
É. Németh, G. Székely
doaj   +1 more source

Reproductive biology of Senna spectabilis (DC.) H.S.Irwin & Barneby (Fabaceae) - an invasive tree species in the tropical forests of the Western Ghats, India

Journal of Threatened Taxa
Senna spectabilis (DC.) H.S.Irwin & Barneby is an invasive tree species native to tropical America and is commonly found in the forest areas of Wayanad Wildlife Sanctuary.
K. Muraleekrishnan, Sanal C. Viswanath, T.K. Hrideek   +2 more
doaj   +1 more source