Paleaceous


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Pa`le`a´ceous


a.1.(Bot.) Chaffy; resembling or consisting of paleæ, or chaff; furnished with chaff; as, a paleaceous receptacle.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
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Plant terrestrial or saxicolous, forming sparse groups hanging in a perpendicular-ascending angle in very steep to nearly vertical shaded slopes, long caulescent and propagating by short aggregated shoots sparsely distributed along the naked portion of the stem, flowering 140-250 cm tall, including the naked portion of the 60-180 x 1-1.5 cm stem solely covered by disintegrated old fragments of the leaf sheaths; Leaves fasciculate, persistent and concentrated in the distal portion of the stem, apparently monomorphic except for the shortly triangular, spinose, paleaceous reduced leaves of the renovation shoots; sheaths narrowly oblong-ovate, ca.
Cypselae oblong, ellipsoid, ovoid, obovoid to turbinate, truncate, attenuate to rostrate at the apex, smooth to ribbed; glabrous to pubescent, with typical or modified twin hairs, glandular hairs and leaf-like hairs (e.g., two-armed, flagellate); pappus of one to more series of bristles, equal to unequal in length, scabrid to plumose, capillary to somewhat rigid and paleaceous, reduced to a crown of fringed scales, or absent.
Cypselae densely villose; pappus of scabrid bristles, half capillary and short and half somewhat paleaceous, clavate at the apex and longer.
1 cm in diameter, densely white-lanate; scape bracts, the basal ones subfoliaceous, the upper ones erect, sublinear-lanceolate, 10.5-11.5 x 2.5 cm, acuminate, ending in a subrigid spine, densely imbricate and completely enfolding the scape, distinctly exceeding the internodes, entire, paleaceous, densely white-lepidote outside, glabrous and wine colored inside.
Cypselae glabrous; pappus of slightly scabrid bristles, half are capillary, half somewhat paleaceous and longer.
1.8 cm in diameter, densely white-lanate, greenish; scape bracts sublinear-lanceolate, acute and apiculate, 12-16 x 2.5-4.5 cm, soon paleaceous and drying anthesis enrolling the margins, thinly coriaceous toward the apex, membranaceous at base, entire, densely and minutely white-lepidote abaxially, glabrous adaxially, distinctly exceeding the internodes, erect to reflexed.
Capitulescences corymbose to paniculate; capitula pedunculate to subsessile, homogamous, discoid or radiate; receptacle paleaceous, paleae thin, scarious, embracing the central florets; involucre one- to two-seriate.