WorldFloraDB - Hymenoxys richardsonii var. floribunda

Characteristics

Plants 19–34 cm. Stems (2–)5–20(–30+), glabrous or ± hairy. Leaves glabrous or sparsely hairy. Heads (30–)80–250(–300+) per plant. Involucres 7–8 × 7–9 mm. Phyllaries: outer 8–9, strongly keeled, obovate, ovate, or lanceolate, 3.5–6 mm, apices acute; inner 8–12, 3–5 mm. Ray florets 7–9; corollas 7–11 mm. Disc florets 25–50+; corollas 3–4 mm. Cypselae 2 mm; pappi of (4–)5 obovate, aristate scales 1.8–2.8 mm. 2n = 30.

More

A herb.

Life form

perennial

Growth form

herb

Growth support

-

Foliage retention

-

Sexuality

hermaphrodite

Pollination

entomogamy

Spread

-

Mature width (meter)

-

Mature height (meter)

0.19 - 0.34

Root system

-

Rooting depth (meter)

-

Root diameter (meter)

-

Flower color

Blooming months

Jan	Feb	Mar
Apr	May	Jun
Jul	Aug	Sep
Oct	Nov	Dec

Fruit color

-

Fruiting months

-

Nitrogen fixer

-

Photosynthetic pathway

-

Environment

It is a temperate plant.

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

Usage

The roots are chewed as a chewing gum. Caution:

Uses	dye gum
Edible	roots
Therapeutic use	Psychological Aid (leaf), Poison (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

Identifiers

LSID	urn:lsid:ipni.org:names:126023-2
WFO ID	wfo-0000107571
COL ID	5PFC4
BDTFX ID	-
INPN ID	-
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Hymenoxys olivacea Hymenoxys floribunda Picradenia floribunda Hymenoxys floribunda subsp. floribunda Picradenia floribunda subsp. floribunda Hymenoxys floribunda var. floribunda Picradenia richardsonii var. floribunda Actinella richardsonii var. floribunda Hymenoxys richardsonii var. floribunda

WorldFloraDB 2024

Hymenoxys richardsonii var. floribunda (A.Gray) K.F.Parker

Colorado rubberweed (en)

Variety