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Psathyrotes ramosissima
Psathyrotes ramosissima
(Torr.) A. Gray
Family:
Asteraceae
velvet turtleback,
more...
desert velvet, velvet cushion, turtleback
[
Tetradymia ramosissima
Torr.]
General Description
Resources
Plant
: Annual to low, dense subshrub, much-branched, ± hairy and scaly; odor turpentine-like; stems woolly, becoming glabrous and shiny
Leaves
: alternate, hairy, ± long-petioled; blade 8-20 mm, ± ovate to reniform, prominently few-toothed, brown- to gray-green, velvety and woolly-scaly
INFLORESCENCE
: primary inflorescence a head, each resembling a flower; heads discoid, peduncled in axils; involucre ± obconic; outer phyllaries 5-6 mm, recurved, wider than inner; inner phyllaries 12-15, deciduous; receptacle flat, naked
Flowers
: 16-32; corollas 4.5-5 mm, cylindric, glandular, ± soft-hairy; anther bases ± sagittate, tips acute to blunt; style branches ± shaggy-papillate, ± truncate or with tapered appendage
Fruit
: 2-3+ mm, cylindric to obconic, weakly 10-ribbed; pappus bristles 120-140 in 3-4 series, fine, brownish
Misc
: Sandy creosote-bush scrub; generally < 1000 m.; Mar-Jun (sometimes in winter)
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