Malacothrix fendleri A.Gray

Fendler's desertdandelion (en)

Species

Angiosperms > Asterales > Asteraceae > Malacothrix

Characteristics

Annuals, 3–15(–25+) cm. Stems (1–)3–8, ± decumbent or spreading-ascending, branched proximally and distally, glaucous or glabrous. Cauline leaves: proximal elliptic to oblong-oblanceolate, sometimes pinnately lobed (lobes 2–4+ pairs, oblong to triangular, unequal, apices acute), not fleshy, ultimate margins usually dentate, faces glabrous; distal reduced (narrowly triangular to linear or filiform, margins dentate or entire). Calyculi of 5–12, ovate to lanceolate bractlets, hyaline margins 0.05–0.2 mm wide. Involucres ± campanulate, 7–10 × 5–6+ mm. Phyllaries 13–25+ in 2–3 series, lance-oblong or lanceolate to lance-linear, subequal, hyaline margins 0.05–0.3 mm wide, faces glabrous. Receptacles not bristly. Florets 16–88; corollas yellow (usually with red or purplish abaxial stripes), 6–14 mm; outer ligules exserted 5–8 mm. Cypselae ± cylindric, 1.8–2.4 mm (distal 0.3 mm slightly expanded, cupped, smooth), ribs not extending to apices, ± equal; persistent pappi of 12–15, ± deltate teeth (often hidden within cups at apices of cypselae) plus 1–2 bristles. Pollen 70–100% 3-porate. 2n = 14.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.03 - 0.15
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) 6-11

Usage

Uses medicinal
Edible -
Therapeutic use Dermatological Aid (leaf), Eye Medicine (unspecified)
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

Malacothrix fendleri world distribution map, present in Mexico and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:231670-1
WFO ID wfo-0000127307
COL ID 72T3H
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Malacothrix fendleri