pruinose

/proo-uh-nohs/US // ˈpru əˌnoʊs //UK // (ˈpruːɪˌnəʊs, -ˌnəʊz) //

嘌呤糖,丙酮糖,嘌呤核糖,嘌呤核苷酸

Definitions

adj.形容词 adjective

1
Botany, Zoology.
- : covered with a frostlike bloom or powdery secretion, as a plant surface.

The stem is short, bluish below, tinged with brown above, somewhat pruinose.
The stem is long and slender, equal or slightly tapering upward, usually curved; pruinose or mealy.
Spring-shoots slender, pruinose; branchlets very pliant and tough, summer-shoots abundant.
Spring-shoots conspicuously pruinose, uninodal or not infrequently multinodal.
Pollen: a dusty or pruinose surface covering which is easily rubbed off; used mostly in Diptera.