Eriogonum pendulum

S. Watson

Proc. Amer. Acad. Arts 23: 265. 1888.

Common names: Waldo wild buckwheat
Synonyms: Eriogonum pendulum var. confertum S. Stokes
Treatment appears in FNA Volume 5. Treatment on page 303. Mentioned on page 228.
Revision as of 20:09, 24 September 2019 by FNA>Volume Importer

Shrubs, erect or slightly spreading, not scapose, 2–5 × 2–8 dm, densely tomentose, tannish. Stems mostly erect, without persistent leaf bases, up to 1/2 height or more of plant; caudex stems absent; aerial flowering stems erect, stout, solid, not fistulose, 2–4 dm, tomentose. Leaves 1 per node and sheathing up stems or fasciculate at tips of basal branches; petiole 0.1–0.5(–1) cm, tomentose; blade oblanceolate to narrowly oblong, (1.5–)2–4(–5) × 1–2.5(–3) cm, densely white-tomentose abaxially, floccose adaxially, margins plane. Inflorescences cymose, 15–30(–40) × 15–40 cm; branches dichotomous, tomentose; bracts 3, semileaflike, narrowly oblanceolate, 3–7 × 1–3 mm. Peduncles absent or erect, slender, (1–)3–10 cm, tomentose. Involucres 1 per node, turbinate-campanulate, 3.5–5 × 2.5–4 mm, tomentose; teeth 5–8, erect, 0.4–0.8 mm. Flowers 3–6(–7) mm; perianth white, densely villous abaxially; tepals connate proximal 1/3, monomorphic, narrowly oblong; stamens exserted, 3–7 mm; filaments pilose proximally. Achenes brown, 3–5 mm, villous.


Phenology: Flowering Jul–Sep.
Habitat: Sandy to gravelly flats and slopes, sagebrush communities, oak and montane conifer woodlands
Elevation: 200-800 m

Discussion

Eriogonum pendulum is a rare to locally uncommon shrub in the O’Brien-Waldo area of Josephine County, Oregon, and more common in the Siskiyou Mountains of Del Norte County, California, as far south as Gasquet.

Selected References

None.

Lower Taxa

None.
... more about "Eriogonum pendulum"
James L. Reveal +
S. Watson +
Undefined subg. Eucycla +
Waldo wild buckwheat +
Calif. +  and Oreg. +
200-800 m +
Sandy to gravelly flats and slopes, sagebrush communities, oak and montane conifer woodlands +
Flowering Jul–Sep. +
Proc. Amer. Acad. Arts +
Eriogonum pendulum var. confertum +
Eriogonum pendulum +
Eriogonum subg. Eucycla +
species +