pruinose


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pruinose

(pro͞o′ə-nōs′)
adj. Botany
Having a white, powdery covering or bloom.

pruinose

(of plant structures) covered with a whitish bloom.
References in periodicals archive ?
2A-F): Species fall into two main groups--12 species (adonis, argolagon, baringo, harlequini, hyalipennis, kochi, nigripennis, penicillatus, snowi, superciliatus, torsteni, trichopteron) with the occiput entirely pruinose (condition A), and those possessing apruinose occipital areas.
Oviscape pale yellowish brown, white pruinose with brown setulae, except for a bare middle stripe.
Aspicilia contorta is easily recognised by the scattered areoles, convex, grey and more or less pruinose, and by the sunken apothecia.
From Tillandsia recurvifolia Hooker: floral bracts nearly as wide as long, more inflated, densely pruinose lepidote from apex to the base, coraline (not pink), sepals longer, much wider, obtuse, short connate, the posterior ones carinate, glabrous, petals longer but less wide, without any distinct blade.
Easily recognized in the field by the pruinose lobes.
25-27 mm long, 20 mm wide, sarcotesta yellow, not pruinose, 2 mm thick;
but is more obligately restricted to calcareous substrates, has a densely white pruinose upper cortex, and lacks zeorin.
5-4 cm broad; reddish- to olive-brown; surface dry and pruinose when young, becoming moist and smooth with age; margin: striate, upturned and often ragged.
9) dark brown to black, subshining, brown pruinose with gray pruinosity on distal half of tergite 1 and posterolaterally on tergite 5.
Geastrum minimum differs from other congeneric species in its arched basidiomata, strongly encrusted mycelial layer, pedicellate and densely pruinose endoperidium, and fibrillose and distinctly delimited peristome.
kunashirica Shatalkin, 1992 and Minettia (F) martineki Ceianu, 1991) on lower margin; mesonotum often with blackish gray pruinose stripes; scutellum often grayish white pruinosity on posterior margin; legs often black, rarely entirely yellow (in Minettia (F.