NATIVE WOODY PLANTS OF THE UNITED STATES 123 
Eriogonum divergens Small. 
FE. corymbosus divaricatus Torr. 
Range: 9, 11. 
Site: Dry, sun. 
Fruit: Achene. 
A small shrub; flowers July—August. 
Eriogonum effusum Nutt. 
Range: 9, 15, 16. 
Site: Dry, sun. 
Fruit: Achene. 
A small shrub; flowers July—September. 
Eriogonum fasciculatum Benth. California-buckwheat. 
Range: 5, 10. 
Site: Dry, sun. 
Fruit: Achene. 
A small shrub; stems more or less decumbent; grows on the poorest soils and 
in the most exposed situations; casts a poor shade. 
Var. foliolosum (Nutt.) Stokes, (#. foliolosum Nutt.) occurs in region 5. 
Var. polifolium (Benth.) Torr. and Gray (LH. polifolium Benth.), occurs in 
region 10. Var. flavoviride Munz and Johnst., occurs in region 10 and is smaller 
than the species. 
An important early spring feed for sheep, especially in times of scarcity of 
other forage. Of first importance as a honey plant. 
Eriogonum fendlerianum, see Hriogonum microthecum. 
Eriogonum foliciosum, see Hriogonum fasciculatum. 
Eriogonum giganteum Wats. 
Range: 5. 
Site: Dry, well-drained, sun. 
Fruit: Achene. 
A small to large, coarse shrub. 
Ericgonum heermannii Dur. and Hilg. 
Range: 9, 10. 
Site: Dry, sun. 
Fruit: Achene. 
A small shrub. 
Eriogonum microthecum Nutt. Slender buckwheatbrush. 
Range: 4, 5, 7, 8, 9, 10, 11, 12, 18, 14, 15. 
Site: Dry, sun. 
Fruit: Achene, available September—November. 
A small, much-branched shrub; flowers July-September. Of small impor- 
tance as browse for livestock. 
Var. fendlerianum Benth. (HH. fendlerianum (Benth.) Small), oceurs from 
Colorado to New Mexico. 
Eriogonum nebraskense Rydb. 
Range: 15. 
Site: Dry, sun. 
Fruit: Achene. 
A small, spreading shrub with short branches; flowers in July. 
Eriogonum nodosum Small, 
Range: 10. 
Site: Dry, sun. 
Fruit: Achene. 
A small shrub. 
Eriogonum parvifolium Smith. (pl. 14, A). 
Range: 5. 
Site: Dry, sun. 
Fruit: Achene. 
A small, loosely-branched, decumbent to prostrate shrub; taproot deep and 
with lateral roots spreading out three times as far as the parts above ground; 
occurs on sand dunes or hillsides. 
