All Floras      Advanced Search
FNA Vol. 5 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 5 | Polygonaceae | Eriogonum

62b. Eriogonum ochrocephalum S. Watson var. calcareum (S. Stokes) M. Peck, Leafl. W. Bot. 4: 178. 1945.

Harper wild buckwheat

Eriogonum ochrocephalum subsp. calcareum S. Stokes, Eriogonum, 92. 1936; E. ochrocephalum var. sceptrum Reveal

Leaf blades lanceolate to elliptic or oblong, (0.6-)1-3.5(-4) × 0.5-1.5 cm. Scapes (0.6-)1-4(-5) dm, glabrous or, rarely, slightly floccose. Involucres turbinate, 3-5.5(-6) × (1.5-)2.5-3(-4) mm, sparsely floccose or glabrous. Flowers 1.5-3 mm; perianth glabrous. Achenes 1.5-3 mm.

Flowering May-Jun. Volcanic, diatomaceous or gumbo flats, washes, and slopes, saltbush and sagebrush communities, juniper woodlands; 600-1800 m; Idaho, Nev., Oreg.

Variety calcareum is known from southern Baker and Malheur counties, Oregon, and from Elmore, Owyhee, Payette, Twin Falls, and southern Washington counties, Idaho. It is considered “sensitive” in Idaho.


Related Objects  
  • Distribution Map
  • Map

     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |