WebDec 31, 2024 · The orchid is one of 156 species that the RBG Kew named this year, and it’s a reminder of the astonishing array of life on Earth. Researchers have barely scratched the surface when it comes to ... WebAug 11, 2006 · The attraction of male pollinating insects by sexual deception is known for several orchids from the Mediterranean, Australia, South Africa and South America. The sexual delusion may be so enticing in some species that it elicits males to attempt copulation with insect-like structures of the labellum. ... The present case of …
Orchid pollination biology - PubMed
WebOrchids display many unsurpassed floral specializations, as both rewarders and frauds in their interaction with animal pollinators. ... Recent advances in orchid pollination biology center mainly on floral evolutionary processes, pseudocopulation and other deceptive pollination systems, and flower and fruit production in relation to costs of ... WebDec 7, 2010 · Orchids often exploit male hymenoptera as pollinators, which learn to avoid individual flowers, or locations with flowers, after pseudocopulation 12, 13. This avoidance learning contributes to the overall low visitation rate typically observed in these orchids; however, even infrequent pollinator visits can lead to fertilization of many ovules ... duplicar paginas wordpress
First confirmed case of pseudocopulation in terrestrial orchids of ...
WebFeb 23, 2005 · In a few Australian orchid genera, the labellum (the specialized median petal of orchids) imitates the wingless female insect and is attached to the rest of the flower by a flexible hinge; pollination occurs when the male insect tries to fly away with the female decoy and swings against the column (e.g. Peakall, 1990; Alcock, 2000 ). WebAug 11, 2006 · Orchid pollination by pseudocopulation has been well documented in the Mediterranean basin-centred genus Ophrys from the Orchideae ( Borg-Karlson, 1990 ), and in a considerable number of Australian species of the genera Arthrochilus, Caladenia, Caleana, Calochilus, Chiloglottis, Cryptostilis, Drakaea, Leporella and Spiculaea ( Adams and … WebAug 19, 2010 · Pseudocopulation in orchids. August 19, 2010 • 5:26 am. A well known botanical phenomenon—one that I mention in WEIT —is pseudocopulation, in which … cryptic font translator