Chorizanthe diffusa Benth.

Diffuse spineflower (en)

Species

Angiosperms > Caryophyllales > Polygonaceae > Chorizanthe

Characteristics

Plants spreading, decumbent, prostrate, or rarely slightly erect, 0.3-1(-1.5) × 0.5-2(-10) dm, villous. Leaves basal; petiole 0.2-1.8(-2) cm; blade oblanceolate, 0.3-2 × 0.1-0.4 cm, villous. Inflorescences rather dense with secondary branches suppressed, white to greenish; bracts 2, similar to leaf blades at proximal nodes only reduced, short-petiolate, becoming linear and aciculate at distal nodes, acerose, 0.3-2 cm × 1-4 mm, awns absent. Involucres 1, mostly greenish, cylindric, not ventricose, 2-2.5 mm, with thin to broad and then conspicuous white or pinkish to purple, scarious margins extending nearly full length of awn, not corrugate, villous-hirsute; teeth spreading to divergent, equal, 0.5-1 mm, awns uncinate with longer ones 1-2 mm, anterior one mostly 2 mm, alternating with shorter (0.5-1 mm) ones. Flowers exserted; perianth bicolored with floral tube lemon-yellow and tepals white, campanulate, 2.5-3 mm, glabrous; tepals connate ca. 1/ 3 their length, monomorphic, oblong, acute to obtuse and entire apically; stamens 3-9, slightly exserted; filaments distinct, 1.5-2 mm, glabrous; anthers yellow, oval, 0.3-0.4 mm. Achenes dark brown, globose-lenticular, 2-2.5 mm. 2n = 38, 40, 42.
Life form annual
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.03 - 0.1
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

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

Identifiers

LSID urn:lsid:ipni.org:names:693469-1
WFO ID wfo-0000603460
COL ID 5YD2F
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Chorizanthe diffusa Chorizanthe andersonii Chorizanthe nivea Chorizanthe nivea Chorizanthe diffusa var. nivea Chorizanthe pungens var. diffusa Chorizanthe pungens var. nivea