Eriogonum umbellatum var. subaridum S.Stokes

Sulphur-flower buckwheat (en)

Variety

Angiosperms > Caryophyllales > Polygonaceae > Eriogonum > Eriogonum umbellatum

Characteristics

Subshrubs or shrubs, spreading to erect, sometimes round, 2-7 × 3-9(-12) dm. Aerial flowering stems erect, (0.5-)1-3 dm, floccose or glabrous, without one or more leaflike bracts ca. midlength. Leaves in rather loose rosettes; blade elliptic, 1-3 × 0.5-2 cm, thinly floccose on both surfaces or glabrous and green adaxially (glabrous on both surfaces in s Utah, rarely tomentose abaxially in se Utah), margins plane. Inflorescences compound-umbellate, branched 2-5 times; branches floccose or glabrous, without a whorl of bracts ca. midlength; involucral tubes 2-3(-3.5) mm, lobes 1-3 mm. Flowers 3-7 mm; perianth bright yellow.
Life form perennial
Growth form
Growth support -
Foliage retention -
Sexuality polygamodioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2 - 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 1-3
Soil texture 5-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 5-10

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 14 - 28
Germination temperacture (C°) 20
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -18
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Eriogonum umbellatum var. subaridum world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:289556-2
WFO ID wfo-0000675622
COL ID 7LR4S
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Eriogonum ferrissii Eriogonum biumbellatum Eriogonum umbellatum subsp. ferrissii Eriogonum umbellatum var. subaridum