Solidago rigida subsp. humilis (Porter) S.B.Heard & Semple

Subspecies

Angiosperms > Asterales > Asteraceae > Solidago > Solidago rigida

Characteristics

Stems 40–70(–90) cm, densely (less coarsely) hispid (30–70 hairs/mm 2 ). Leaves: basal (often numerous), small, rarely exceeding 120 × 50 mm; faces densely (less coarsely) hispid (20–60 hairs/mm 2 ); mid to distal lanceolate to ovate. Heads in tightly clumped, usually rounded arrays, 3–13(–23.5) × (3.5–)6–13(–18) cm. Peduncles densely hispido-strigose. Phyllaries: outer densely strigillose; inner often more nearly linear, 0.7–1.2 mm wide, conspicuously strigillose. Disc corolla lobes shallow, 0.9–1.2(–1.3) mm. Cypselae usually strigillose distally. 2n = 18.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 0.4 - 0.7
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 3-5
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) 14 - 42
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -40
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Solidago rigida subsp. humilis world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:1132776-2
WFO ID wfo-0000099680
COL ID 5L7YV
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Oligoneuron canescens Solidago parvirigida Solidago bombycina Oligoneuron bombycinum Solidago canescens Solidago bombycinum Solidago jacksonii var. humilis Solidago rigida subsp. humilis Solidago rigida var. canescens Solidago rigida var. humilis Oligoneuron rigidum var. humilis