ERICACEJ&. 



2. A. Nevadenflis, Or. Leaves obovate or narrower, cnspidate-mucronate, obtuse aft 



base. 



3. A. pumila, Nntt Tomentulose, pale leaveg oblong-obovate obtuse or retuse. 



4. A. Hookeri, Bon. Diffuse: leaves green, ovate or oval, cuspidate or acuminate. 



5. A. nummularia, Gr. Very leafy: leaves mostly broadly oval, ends rounded. 



6. A. Anderson!, Gr. Leaves thin, bright green, base sagittate or cordate. 



7. A. toxnentosa, Dougl. Branchlets bristly: leaves pale, ovate or narrower. 



8. A. pungens, HBK. Leaves rigid, oblong-lanceolate to round-ovate, entire. 

 Var. platyphylla, Gr. Leaves paler, broader, 1 or 2 inches long; not cuspidate. 



9. A glauca, Lindl. Larger (8 to 24ft. high): fruit larger: glabrous branchiate. 



10. A tricolor, Gr. Leaves tomentose beneath: flowers rose-color 3 or 4 line* long. 



11. A. Cleveland!!, Gr. More hairy; leaves narrower, sessile, acuminate. 



12. A. polifolia, HBK. Leaves linear-lanceolate: fruit rough, purple. 



4. GAULTHERIA, Linnaeus. 



Flowers in slender but stiff, often branching, bracteate, viscid racemes 1 



Flowers axillary, solitary; filaments glabrous; anthers not awned 8, 8 



1. G. Shallon, Fursh. Spreading, 1 to 4 ft. high; leaves 2 to 4 inches long; serrulate. 



2. G. Myrsinites, Hooker. Spreading in tufts: leaves oval or orbicular & inch long. 



3. G. ovatifolia, Gr. Larger: leaves broadly ovate to suboordate. Or. N. 



6. LUCOTHOE, Don. 

 1. I*. DavifWB. Torr. Flowers in terminal, often clustered racemes, white, 8. K. Mts, 



6. CASSIOPE, Don. 



1. 0. Mertensiana, Don. lieaves keeled, not furrowed on back, l}-2 lines long. 



2. 0. tetragona, Don. Leaves thick, deeply furrowed on back, often pubescent. 



3. O. lycopodioidea, Don. Stems creeping filiform: leaves barely a line long. 



7. BUY ANTHUS, Steller. 



1. B. Breweri, Gr. Corolla rose-purple, 5-cleft to the middle, 4-5 lines broad. 



2. B. empetriformi*, Gr. Corolla smaller slightly lobed: stamens included. 



8. KAJLMIA, Linnams. 

 1. X. glauca, Ait Leaves glaucous, white beneath: flowers saucer-shaped, Alpine, 



0. MENZEESIA, Smith. 



1. M. glabella, Gr. Leaves obovate, usually obtuse: filaments oiliate below. 



2. M. f erruginea, Sm. Leaves oblong or broadly oblanceolate, acnte, rusty baby. 



