Eriogonum umbellatum var. modocense S.Stokes

Sulphur-flower buckwheat (en)

Variety

Angiosperms > Caryophyllales > Polygonaceae > Eriogonum > Eriogonum umbellatum

Characteristics

Herbs, mats, 1-3.5(-4) × 1-3(-5) dm. Aerial flowering stems erect, 0.7-2.5 dm, usually tomentose, without one or more leaflike bracts ca. midlength. Leaves in somewhat compact rosettes; blade usually elliptic, (0.3-)1-1.5(-2) × 0.1-1(-1.2) cm, densely tomentose abaxially, mostly glabrous and green adaxially, margins plane. Inflorescences umbellate; branches 3-10(-15) cm, usually tomentose, without a whorl of bracts ca. midlength; involucral tubes 2-3 mm, lobes 2-3 mm. Flowers 4-8 mm; perianth bright yellow.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality polygamodioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.1 - 0.35
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) 4-10

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. modocense world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:289580-2
WFO ID wfo-0000675605
COL ID 5NSZW
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Eriogonum modocense Eriogonum umbellatum var. modocense