124 MISC. PUBLICATION 303, U. 8S. DEPT. OF AGRICULTURE 
Eriogonum polifolium, see Hriogonum fasciculatum. 
Eriogonum salinum Nels. 
Range: 9. 
Site: Dry, sun. 
Fruit: Achene. 
A small shrub; flowers June-July ; occurs on saline soil. 
Eriogonum simpsonii Benth. 
E. microthecum leptophyllum Torr. and Gray. 
Range: 9, 11. 
Site: Dry, sun. 
Fruit: Achene. 
A small shrub; flowers July—August. 
Eriogonum sulcatum Wats. 
Range: 9, 10. 
Site: Dry, sun. 
Fruit: Achene. 
A small, diffusely-branched shrub; flowers April—May. 
Eriogonum wrightii Torr. Wright’s buckwheatbrush 
Range: 8, 9, 10, 11, 14. 
Site: Dry, sun. 
Fruit: Achene. 
A small, much-branched shrub; leafy in the lower half; flowers June—Novem- 
ber; germination of seed not less than 22 percent. 
Var. subscaposum Wats. makes a dense, leafy mat, has leafy branches shorter 
than the species, and occurs in regions 9 and 10. 
Observations: An excellent forage for deer; highly palatable to captive deer; 
characterized as the most important single forage for large game animals in 
Arizona. Fair browse for livestock. 
Erythrina arborea (Chapm.) Small. Red-cardinal. 
EH. herbacea arborea Chapm. 
Range: 17, 30, 31, 32. 
Site: Well-drained, sun. 
Fruit: Legume. 
A large shrub to small or large tree, or vine; stems solitary or thickly tufted; 
thorny ; occurs in sandy soils. 
Erythrina flabelliformis Kearney. Coralbean. 
E. purpusii Brandeg. 
Range: 11. 
Site: Dry, sun. 
Fruit: Legume. 
A large shrub to small tree; spiny; seed germination 20-40 percent; of some 
value as forage for livestock; seed, bark, and stems are more or less poisonous, 
but probably do not cause much trouble to livestock except on overgrazed 
range. 
Erythrina purpusii, see Hrythrina flabelliformis. 
Esenbeckia runyonii Mort. 
Range: 17. 
Site: Well-drained, sun. 
Fruit: Woody capsule, available in April. 
A small or rarely a large tree; flowers in July. 
Eubotrys elongata, see Leucothoé elongata. 
Eubotrys racemosa, see Leucothoé racemosa. 
Eubotrys recurva, see Leucothoé recurva. 
Eucnide urens Parry. Rock-nettle. 
Range: 9, 10. 
Site: Dry, sun. 
Fruit: Capsule. 
A small shrub; flowers in May; armed with stinging hairs; stems often 
decumbent. 
