KEY TO IMPORTANT WOODY PLANTS 37 



23. Under leaf-surface whitened (glaucous), hairy to 

 nearly hairless, net-veiny; leaves from 2)i to 4 (or 

 6) inches long and % to 1% inches wide, bluntly 

 pointed or rounded at tip; twigs rather stout, 

 yellowish, becoming dark brown, hairy to nearly 

 hairless; catkins to 3 inches long, not leafy -bracted 

 at base; seed pods (capsules) hairless, almost stalk- 

 less; flower scales blackish but densely white-hairy ; 

 stamen stalks united near base; clustered shrubs 

 or small trees to nearly 40 feet high ; dry to moist 

 watercourses at lower elevations, e. Oreg., e. 

 Wash.; type locality, near Monterey, Calif. 



arroyo willow (Salix lasiolepis). 

 20. Leaves mostly not broadest above middle, variable in 

 shape, to 3 inches long, hairy on both surfaces, whit- 

 ened (glaucous) on under surface; stipules none, or 

 small and on fast-growing shoots; young twigs very 

 leafy; catkins on short, leafy or leafy -bracted stalks; 

 seed pods (capsules) beaked, hairy, stalked ; flower 

 scales yellowish with reddish tips; stamen stalks often 

 hairy; tall shrubs or small trees. 

 24. Under leaf-surface deeply net-veiny or cross-wrin- 

 kled (rugose), densely grayish-hairy to almost hair- 

 less, often somewhat whitened (glaucescent to 

 glaucous); twigs short, slender, spreading, brownish, 

 often hairy, with a slight whitish "bloom" (pruinose) 

 that is soon rubbed or washed off; leaves rigid, ellip- 

 tic, oblong or somewhat diamond-shaped (sometimes 

 reversely egg-shaped in outline), pointed at both 

 ends or rounded at base and abruptly short-tapered 

 and often twisted to one side at tip, to 1 inch wide; 

 catkins appearing before the leaves, to 3 inches long; 

 seed pods (capsules) finely hairy, to % inch long, 

 long- and slender-stalked; bushy upland shrubs or 

 small trees to 16 feet high; moist sites in open woods, 

 often at low elevations, e. Oreg., e. Wash. 



Bebb willow (Salix bebbiana). 

 24. Under leaf-surface not deeply net-veined or cross- 

 wrinkled as above, thinly silky-hairy, whitened 

 (glaucous) ; twigs slender, olive green to brown or 

 black, hairless, with a whitish "bloom" (pruinose) 

 soon rubbed or washed off; leaves thick or leathery, 

 narrowly elliptic-oblong to somewhat lance-shaped 

 (sometimes reversely lance-shaped), to % inch wide, 

 pointed at tip, narrowed at base, often with margins 

 rolled under (revolute) ; catkins appearing with the 

 leaves, to 1 inch long, egg- or almost globe-shaped; 

 seed pods (capsules) silky-hairy, to % inch long, on 

 short, stoutish, hairy stalks; erect, clustered shrubs 

 or small trees to 13 (or 20) feet high; moist meadows, 

 streambanks, middle to higher elevations, e. Oreg., 



e. Wash Geyer willow (Salix geyeriana) . 



19. Leaf margins finely (often glandular-) saw-toothed 

 (sometimes almost entire) ; leaves to 4 (or 6) inches long; 



