Results 91 to 100 of about 1,192 (185)

Pollination and Breeding System of Lowbush Blueberries, Vaccinium angustifolium Ait. and V. myrtilloides Michx. (Ericacaeae), in the Boreal Forest [PDF]

open access: yes, 2005
Breeding systems and pollination requirements of two wild lowbush blueberries, Vaccinium angustifolium and V. myrtilloides, in the Canadian boreal forest in the Chapleau Crown Game Preserve, Ontario, were tested. Fruit production, size and seediness were
Kevan, Peter G.   +2 more
core   +2 more sources

Pollination ecology of Rhynchosia cana (Willd.) DC. (Fabaceae), an erect sub-shrub, in peninsular India

open access: yesJournal of Threatened Taxa, 2017
Rhynchosia cana is a perennial erect sub-shrub.  It flowers during November-January with peak flowering in December.  The flowers are hermaphroditic, nectariferous, self-compatible and display explosive pollination mechanism adapted for pollination by ...
A.J. Solomon Raju, K. Venkata Ramana
doaj   +1 more source

A contribution to the pollination ecology of Tabebuia pulcherrima (Bignoniaceae) in a sandbank area of the south of Santa Catarina State, Brazil [PDF]

open access: yesBiotemas, 2004
Studies on pollination mechanisms in Bignoniaceae have show some evidence of co-evolution with its pollen vectors. Floral biology and flower visitors of Tabebuia pulcherrima were investigated in a sandbank area.
Afonso Inácio Orth   +2 more
doaj  

Elementary Improvements [PDF]

open access: yes, 1978
We respond to Darryl Francis\u27 invitation to discover transadditions of the chemical element names using fewer letters than the ones in his article Elementary, My Dear Reader in the November 1977 Word ...
Morse, Jeremy, Wolpow, Edward R.
core   +1 more source

Floral biology of Sesbania virgata: an invasive species in the Agreste of Paraíba, northeastern Brazil

open access: yesRodriguésia
Although reproduction seems to play an important role in the successful invasive strategy of Sesbania virgata, its floral biology is poorly known. We aimed at filling this gap by studying the floral biology of a population of S. virgata in the Agreste of
Vênia Camelo de Souza   +2 more
doaj   +1 more source

Pollination ecology of Synedrella nodiflora (l.) Gaertn. (Asteraceae)

open access: yesJournal of Threatened Taxa, 2018
Synedrella nodiflora (L.) Gaertn grows almost throughout the year if the soil is damp. It produces heterogamous capitula with female ray florets anthesing first day and bisexual disc florets anthesing on the next three consecutive days.
B. Usharani, A.J. Solomon Raju
doaj   +1 more source

Pollination biology of Bergeranthus multiceps (Aizoaceae) with preliminary observations of repeated flower opening and closure [PDF]

open access: yes, 2004
Little is known about pollination of the Aizoaceae (Mesembryanthemaceae). There are sparse reports of generalist pollination in the family by a variety of insects (predominantly bees). Furthermore, most species are self-incompatible in cultivation.
Barker, Nigel P   +3 more
core   +1 more source

Evaluation of some mangrove species on the nature of their reproduction along the coastal belt of the Indian Sunderbans

open access: yesJournal of Threatened Taxa, 2012
Reproductive biology of three dominating mangrove species Rhizophora mucronata, Ceriops decandra and Avicennia marina from the Indian Sunderbans were studied.
Arunima Ghosh, Prabir Chakraborti
doaj   +1 more source

Floral Biology and Breeding System of Garcinia Imberti Bourd.-A Critically Endangered Tree Species of Western Ghats, Kerala, India [PDF]

open access: yes, 2015
Plant flowering and breeding characteristics are important to understand the reproduction of plant populations. Garcinia imberti belongs to the family Clusiaceae is a critically endangered tree species of Agasthyamalai hills and endemic to Western Ghats,
Kandasamy, R.   +3 more
core  

Pollination biology of Impatiens cuspidate Wight and Arn. (Balsaminaceae), a rare and endemic balsam of the Western Ghats, India

open access: yesJournal of Threatened Taxa, 2011
The pollination biology of Impatiens cuspidata, a rare and endemic balsam from the Western Ghats, has been studied with special reference to phenology, pollination, pollen-pistil interactions, breeding experiments and stigma receptivity.
A.K. Sreekala   +3 more
doaj   +1 more source

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