Eriogonum pyrolifolium Hook.

Shasta buckwheat (en)

Species

Angiosperms > Caryophyllales > Polygonaceae > Eriogonum

Characteristics

Herbs, compact or spreading, matted, 0.3-2 × 0.5-3 dm, floccose or glabrous. Stems: caudex absent or spreading; aerial flowering stems prostrate to weakly erect, slender, solid, not fistulose, usually arising directly from a taproot, 0.3-1.5(-1.8) dm, villous to floccose or glabrous. Leaves basal, mostly in loose rosettes; petiole 1-4 cm, tomentose to floccose; blade ovate to round, 1-2.5(-4) × 0.8-2 cm, grayish-to tannish-lanate or tomentose abaxially, glabrous and green adaxially, or glabrous on both surfaces, margins entire, plane. Inflorescences capitate or umbellate, 1-3(-5) × 1-4 cm; branches floccose or glabrous; bracts 2, leaflike, (0.4-)1-2 × 0.1-0.2(-0.4) cm, sometimes absent immediately below involucre. Involucres 1 per node (occasionally appearing clustered), campanulate, 4-6 × (3-)4-8 mm, pilose or glabrous; teeth 4-5, erect, 0.6-1 mm. Flowers 4-6 mm, including 0.1-0.2 mm stipelike base; perianth white to rose, pilose to villous with intermixed glandular hairs abaxially; tepals monomorphic, obovate; stamens exserted, 4-8 mm; filaments pilose proximally. Achenes light brown to brown, 4-5 mm, glabrous except for pilose beak.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.03 - 0.1
Root system tap-root
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) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Eriogonum pyrolifolium leaf picture by vanessa (cc-by-sa)

Flower

Eriogonum pyrolifolium flower picture by Susan Graham (cc-by-sa)
Eriogonum pyrolifolium flower picture by vanessa (cc-by-sa)

Distribution

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

Identifiers

LSID urn:lsid:ipni.org:names:30215846-2
WFO ID wfo-0000675341
COL ID 6H3CV
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Eriogonum pyrolifolium Eriogonum staticifolium Eriogonum coryphaeum Eriogonum pyrolifolium var. pyrolifolium

Lower taxons

Eriogonum pyrolifolium var. coryphaeum