Eriogonum caespitosum Nutt.

Matted buckwheat (en)

Species

Angiosperms > Caryophyllales > Polygonaceae > Eriogonum

Characteristics

Herbs, matted, polygamodioecious, (0.1-)0.3-1 × 1-5(-12) dm. Stems: caudex spreading; aerial flowering stems scapelike, ascending to weakly erect, slender, solid, not fistulose, arising at nodes of caudex branches and at distal nodes of short, nonflowering aerial branches, (0.1-)0.3-0.8(-1) dm, mostly floccose or glabrous, without a whorl of bracts. Leaves in compact basal rosettes; petiole 0.05-0.4(-0.7) cm, usually tomentose; blade elliptic to obovate or nearly oval, 0.2-1(-1.5) × 0.15-0.4(-0.5) cm, grayish-to whitish-tomentose on both surfaces or less so and greenish adaxially, margins entire, plane. Inflorescences capitate, 0.5-2 cm wide; branches absent; bracts absent immediately below involucre. Involucres 1 per node, campanulate, 2-3.5 × 2-4 mm; teeth 6-9, lobelike, strongly reflexed, 2-3.5 mm. Flowers 2.5-10 mm, including 0.5-1 mm stipelike base; perianth yellow to reddish or rose, densely pilose to villous abaxially; stamens exserted, 3-4 mm; filaments pilose proximally; staminate flowers shorter, 2.5-4 mm, tepals monomorphic, oblong-oblanceolate; pistillate flowers 2.5-10 mm, tepals slightly dimorphic. Achenes light brown to brown, (3.5-)4-5 mm, glabrous or sparsely pubescent on beak.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality polygamodioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.03 - 0.1
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 environmental use
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

Eriogonum caespitosum unspecified picture

Distribution

Eriogonum caespitosum world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:329784-2
WFO ID wfo-0000674544
COL ID 3B4KL
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Eriogonum caespitosum Eriogonum andinum Eriogonum sericoleucum Eriogonum caespitosum var. alyssoides Eriogonum caespitosum subsp. ramosum Eriogonum caespitosum subsp. typicum Eriogonum douglasii subsp. ramosum Eriogonum sphaerocephalum var. sericoleucum