Chaetopappa imberbis (A.Gray) G.L.Nesom

Awnless leastdaisy (en)

Species

Angiosperms > Asterales > Asteraceae > Chaetopappa

Characteristics

Annuals, 4–15 cm, eglandular; taprooted. Leaves not densely overlapping, basal and proximal cauline blades oblanceolate-spatulate to oblanceolate-obovate, 8–26 × 1–5 mm, reduced in size distally, herbaceous, bases not clasping, flat, faces hispido-pilose. Involucres cylindro-turbinate, 3.5–4.5 × 2.5–5 mm. Ray florets 8–19; corollas white. Disc florets 11–18, bisexual. Cypselae 1.5–1.8 mm, 8-nerved, faces long-strigose in 8 lines; pappi white-hyaline, erose-margined, asymmetric, cuplike crowns 0.2–0.5 mm, in 1 series. 2n = 16.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05 - 0.15
Root system tap-root
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

Chaetopappa imberbis world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:274380-2
WFO ID wfo-0000058885
COL ID TDG4
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Chaetopappa imberbis Chaetopappa asteroides var. imberbis