74 



HANDBOOK 148, U.S. DEPARTMENT OF AGRICULTURE 



14. Leaves narrow, mostly more than 4 times longer than 

 wide, threadlike to linear or narrowly elliptic to lance- 

 (or reversely lance-) shaped ; leaf margins entire or nearly 

 so ; half-shrubs or low to tall shrubs of dry or sometimes 

 alkaline sites. [Alternate 14, p. 52.] 

 38. Twigs (at least some) spurlike, to 1 inch long, pitted 

 by leaf scars, tipped by clustered leaves (often also 

 by 1 to 3 or 4, stalked, white to pinkish flowers 

 appearing with the leaves) ; leaves nearly stalkless, 

 to 2 inches long, narrowly and reversely lance-shaped, 

 softly and finely whitish-hairy (at least when young), 

 borne singly on fast-growing shoots; leaf margins 

 entire or finely and rather distantly toothed (each 

 tooth at first gland-tipped); "berries" (pomes) tipped 

 by 5 calyx lobes, yellowish to reddish brown, often 

 drying persistent on drooping stalks; rigidly much- 

 branched shrubs with smooth gray bark, to 6 feet 

 high; often with western juniper or ponderosa pine, 

 e. Oreg.; not reported from Wash.; type locality, 

 ". . . dry hillsides near the Blue Mtns. of the Ore- 

 gon". . . squaw apple (P eraphy Hum ramosissimum). 

 38. Twigs not spurlike as above; flower heads with 

 distinctive cups (involucres), arranged in elongated or 

 roundish- to flattish-topped, often branched end 

 clusters; fruits (achenes) seedlike. 



eriogonums, horsebrushes, rabbitbrush 

 goldenweed, rabbitbrushes. 

 39. Leaves densely woolly-hairy on under surface, 

 much less hairy to nearly hairless on upper surface, 

 often whorled or clustered at branch tips or joints 

 (nodes) ; roots and stem bases woody and with dark 

 brown, shreddy bark; stem bases often clustered 

 (caespitose) and much-branched; each flower jointed 

 to its stalk, several to many clustered in a lobed or 

 toothed cup (involucre) to form a flower head; 

 flower heads mostly stalked, in branched clusters at 

 tips of annual flowering twigs; "seeds" (achenes) 

 elongate, 3-angled. 



eriogonums (Eriogonumsipp.). 



Squawapple 



H-494055 



