2.Sorbus Le Meovontam Ash. 
Trees or shrubs with alternate pinnate leaves, the stipules deciduous. 
Flowers perfect, regular, in terminal corymbose cymes. Calyx 5-parted, the 
sepals deciduous. Petals white, orbicular. Stemens many. Ovary inferior, 
3-chambered; styles 5. Fruit a small reddish or orange pome. 
Leaves mostly 9-13-foliolate, the leaflets finely 
serrate throughout, each with about 40 teeth; % 
fruit orange red Q, 8. sitchensis = 
Leaves mostly 7-S-foliolate, the leaflets serrate, 
chiefly above the middle, each with 15-20 teeth; f 
fruit rosy on one side like an apple 4, Se occidentalis | 
—_ 
1. S- occidentalis Wats. A diffuse shrub 2-3 m. tall, the stems ascend- 
ing, often reclining at the base, the bark shining, gray or olivaceous, 
smooth, the branches marked by roundish scattered lenticels; ‘he branchlets 
thinly hirsute with usually yellowish hairs, sanetimes glabrate; tae bud 
scales similarly hirsute, the buds narrowly ovate, 6=8 mm. long, resinous only — 
at the base, the terminal 12 mm. long; stipules narrowly lanceolate, membranous 
green, usually entire, about 1 cm. long, withering but more or less persistent; 
leaves 15=20 ame. long, oval in outlines, pinnately 7-9-foliolate, (less commonly 
5 or 11) the rachis often bright red; leaflets oblong-oveal, 4-6 cm. long, 
obtuse at both ends, only the terminal one sometimes narrowed below the middle,” 
the margins toothed except in the lower third or often only above the middle, ~ 
the teeth 15-20, curving upwards, acuminate, both surfaces glabrous, the upper 
dull green, the lower paler, even glaucous; teowrrs=ta terminal, flat-topped, (vm 
@iwetews. 5-8 cm. broad, the pedicels and branches sparsely hirsute, glaucous, 
reddish; calyx-lobes triangular, 2 mm. long, nearly smooth, persistent on the 
fruit; the fruit 7-8 mm. long, like a small oval apple, rosy on one side, 
somewhat glaucous, 3 carpels commonly developing, the seeds about 3 m. long, 
obovate. 
In more or less open woods usually above 4000 ft., but rarely in sub- 
alpine situations. 
