Chorizanthe membranacea Benth.

Pink spineflower (en)

Species

Angiosperms > Caryophyllales > Polygonaceae > Chorizanthe

Characteristics

Plants 1-6(-10) × 0.5-3(-5) dm, woolly-floccose. Leaves basal and cauline; petiole 0.1-0.5(-0.8) cm; blade linear to narrowly oblance-olate, (1-)1.5-5 × 0.1-0.3 cm, thinly to densely floccose adaxially, densely tomentose abaxially. Inflorescences strict, white to greenish, open; bracts usually 2, opposite, rarely in whorls of 3-5, short-petiolate, acerose, similar to proximal leaf blades only reduced, 0.3-3 cm × 1-3 mm, awns straight, 0.5-1 mm. Involucres usually congested in small terminal clusters of 1-3 at node of dichotomies, urceolate, ventricose basally, 3-angled, 6-ribbed, 3-4 mm, not corrugate, with conspicuous, white margins extending across sinuses, tomentose to floccose or glabrate with age, greenish to brownish; teeth 6; awns uncinate, 0.7-1.5 mm. Flowers 1(-2), slightly exserted; perianth white to rose, subcylindric, (1.5-)2.5-3 mm, densely pubescent abaxially; tepals connate 2/ 3 their length, slightly dimorphic, entire and rounded apically, those of outer whorl obovate, those of inner whorl spatulate; stamens slightly exserted; filaments 1.5-2.5 mm, glabrous; anthers pink to red, oval, 0.2-0.3 mm. Achenes 2.5-3 mm. 2n = 38, 40, (42), 80, 82, 84.
Life form annual
Growth form herb
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Foliage retention deciduous
Sexuality hermaphrodite
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Mature height (meter) 0.1 - 0.6
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OctNovDec
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Environment

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Usage

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Edible -
Therapeutic use -
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Cultivation

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Images

Chorizanthe membranacea unspecified picture

Distribution

Chorizanthe membranacea world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:57275-2
WFO ID wfo-0000603496
COL ID 5YCQ6
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Chorizanthe membranacea Eriogonella membranacea