Grindelia subalpina Greene

Subalpine gumweed (en)

Species

Angiosperms > Asterales > Asteraceae > Grindelia

Characteristics

Biennials or perennials (perhaps flowering first year), 15–30(–60) cm. Stems erect, usually reddish, sometimes stramineous, glabrous. Cauline leaf blades spatulate or oblanceolate to oblong or lanceolate, 15–70 mm, lengths 3–5(–7) times widths, bases ± cuneate or clasping, margins usually dentate or serrate (teeth apiculate), sometimes entire, apices rounded or obtuse to acute, faces glabrous (or, near margins, scabridulous) and sparsely to densely gland-dotted. Heads usually in open, corymbiform to paniculiform arrays, seldom borne singly. Involucres broadly urceolate to globose, 8–11 × 10–20 mm. Phyllaries in 5–6 series, linear or lanceolate to oblong-lanceolate, apices looped to hooked (outer) or recurved to nearly straight, terete to subulate or acuminate, slightly to moderately resinous. Ray florets 18–27; laminae 10–15 mm. Cypselae whitish or stramineous, 2.5–5 mm, apices smooth or weakly coronate, faces smooth or finely furrowed; pappi of 4–8 straight, barbellate to barbellulate bristles or setiform awns 2.5–5.5 mm, shorter than disc corollas. 2n = 12.
Life form biennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.15 - 0.3
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 7-9
Soil humidity 1-5
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

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 -

Images

Flower

Grindelia subalpina flower picture by Kristin Lukow (cc-by-sa)

Distribution

Grindelia subalpina world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:113634-2
WFO ID wfo-0000059944
COL ID 6L4QV
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Grindelia erecta Grindelia subalpina var. subalpina Grindelia decumbens var. decumbens Grindelia subalpina var. erecta Grindelia subalpina