Perityle parryi A.Gray

Parry's rockdaisy (en)

Species

Angiosperms > Asterales > Asteraceae > Perityle

Characteristics

Perennials or subshrubs, 10–75 cm (in rock crevices, or in soil); puberulent, villous, or rarely tomentose. Leaves: petioles 12–40 mm; blades usually cordate to subreniform, 8–40(–50) × 8–50(–60) mm, margins irregularly dentate, laciniate, or ± 3-lobed, seldom more divided. Heads borne singly or (2–3) in corymbiform arrays, 8–10 × 7–14 mm. Peduncles 10–70 mm. Involucres campanulate to hemispheric. Phyllaries 28–36, lanceolate to linear, seldom oblanceolate, 5–9 × 0.5–1.6 mm, apices acute to short-or long-attenuate. Ray florets usually 12–18 (sometimes 0 or 1–6 in plants from w Presidio County); corollas yellow, laminae oblong, 4–10 × 2–4 mm. Disc florets 60–100; corollas yellow, tubes 1–1.3 mm, throats tubular, 2.5–3.2 mm, lobes 0.4–0.6 mm. Cypselae linear-elliptic to narrowly oblanceolate, (2–)3–4 mm, margins usually prominently calloused (sometimes thin), usually densely ciliate, sometimes short-hairy; pappi 0 or of 1(–2) usually antrorsely, sometimes erectly or retrorsely barbellate, bristles (1–)3–4(–6) mm plus crowns of hyaline, laciniate scales. 2n = 34.
Life form perennial
Growth form subshrub
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.1 - 0.75
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-11

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

Perityle parryi world distribution map, present in Mexico and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:190473-2
WFO ID wfo-0000086804
COL ID 6V5J6
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Leptopharynx parryi Perityle parryi