KEY TO IMPORTANT WOODY PLANTS 165 



13. Stems bright or purplish red, pliable, sometimes lodging, 

 rooting at tips and forming stolons; fruit -cluster stalks 

 branched, persistent at twig tips after the whitish or 

 bluish "berries" (drupes) fall; plumper end buds contain 

 flower-bud clusters, side buds and other end buds are 

 leafy-shoot buds with a single pair of leaflike bud scales 

 visible; stream banks or moist sites, e. Oreg., e. Wash. 



red-osier dogwood (Cornus stolonifera). 

 13. Stems not as above. 



14. Bud scales brown, outer pair fused at edges, appearing 

 as a single bud scale, last year's bursted scales often 

 hanging collarlike around twig bases; buds hairless, to 

 % inch long; squashed reddish "berries" (drupes) 

 persistent, in stalked, branched clusters; tall straggling 

 shrubs; moist sites; occasional, e. slopes of Cascades, 

 Wallowa and Blue Mts., ne. Oreg., se. Wash.^ 

 moosewood (or squashberry) viburnum (Viburnum 



edule). 

 14. Bud scales bright red, outer pair meeting at edges 

 (valvate) but not fused as above, sometimes spreading 

 at tip to show second pair, hairless outside, densely 

 white-woolly-hairy inside; fruit-cluster stalks persist- 

 ent; fruits ("keys," or samaras) with wings erect or 

 nearly so, forming an acute angle with each other; erect 

 shrubs or small trees; e. slopes of Cascades, Wallowa 

 and Blue Mts.; commonest maple of e. Oreg., e. 

 Wash. 



Douglas maple (Acer glabrum var. douglasii).™ 



11. Buds stalkless. 



15. Only 1 pair of bud scales visible. 



16. Leafstalks broken off near base, their persistent stubs 

 hiding leaf scars; bundle traces 3; twigs ascending, with 

 a few straggly hairs; bark dark reddish brown; sub- 

 alpine meadows; s. from Mt. Adams along Cascades and 

 lower sites on e. slopes. 



red mountain-fly honeysuckle (Lonicera cauriana). 



16. Leafstalks not as above; leaf scars visible; bundle trace 

 1; twigs slender, green, ridged or lined; pith greenish, 

 spongy; buds purplish, to % inch long; seed pods (cap- 

 sules) long-stalked, deeply 3- (or 5-) lobed; seeds with 

 red fleshy outgrowths (arils); tall, erect or straggling 

 shrubs; moist woods along streams; occasional e. slopes of 

 Cascades; type locality near Vancouver, Wash., along 

 Columbia River. 



western wahoo or western burningbush 

 (Euonymus occidentalis). 

 15. More than 1 pair of bud scales visible (except in poorly 

 developed buds of bearberry honeysuckle). 



17. Leaf scars with 3 bundle traces; buds sometimes one 

 above the other (superposed) ; pith solid; shrubs of moist 

 sites, often at higher elevations, in mountains, e. Oreg., 

 e. Wash. honeysuckles (Lonicera spp.). 



39 For vine maple (Acer circinatum) see under vinelike shrubs. 



