NATIVE WOODY PLANTS OF THE UNITED STATES 123 



Eriogonum divergens Small. 



E. corymbosus divaricates 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, (E. foliolosum Nutt.) occurs in region 5. 

 Var. polifolium (Benth.) Torr. and Gray (E. 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 Eriogonum microthecum. 

 Eriogonum foliolosum, see Eriogonum fasciculatum. 



Eriogonum giganteu'm Wats. 

 Range: 5. 



Site: Dry, well-drained, sun. 

 Fruit: Achene. 

 A small to large, coarse shrub. 



Eriogonum 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, 13, 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. (E. fendlerianum (Benth.) Small), occurs 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, (pi. 14, A). 



Range: 5. 



Site: Dry, sun. 



Fruit: Achene. 



A small, loosely-branched, decumbent to prostrate shrub ; taproot deep an<3 

 with lateral roots spreading out three times as far as the parts above ground ; 

 occurs on sand dunes or hillsides. 



