Biology Reference
In-Depth Information
Vegetative reproduction
A type of asexual reproduction in which specialized
organs such as rhizomes, tubers, corms, bulbs, psedobulbs, and gemmae generate
new growth.
Ventral
In plants, the inner or upper side of lateral organs such as leaves, bracts,
or petals (adaxial).
Viscidium (pl. Viscidia)
The sticky part of the rostellum, often connected to the
pollinia and functioning in its attachment to a pollinator.
Viscin
An elastic, more or less glutinous, often thread-like material which binds
pollen together in the pollinia and caudicles.
Viscous
A fluid with little tendency to flow; thick, glutinous, sticky, adhesive.
Xenogamy
The transfer of pollen between different genets.