168 
Pomace®, 
181. Sorbus. Sorbus. XII, 8, 13. 
1 Ls i m p ar i p i n n a te. (Leaflets 11—19, oblong or ob¬ 
long-lanceolate, woolly-tomentose underneath, the full- 
grown ones glabr.) ....... 2 
— Ls undiv., or lobed, or deeply pinnatifid at the base 3 
2. Buds tomentose, dry. Styles gen. 2—4. Fr. globular, 
small, the size of a pea, scarlet. Service tree.—Woods; 
distrib 5.aucuparia L. 801. 
— Buds almost glabr., glutinous. Styles gen. 5- Fr. pear- 
shaped (rarely globular), the size of a wild pear, yellowish 
red. FIs larger than in the last. Leaflets fairly equal at 
the base, while in the last the lower edge is decurrent 
on the stalk.—Woods; rare (in a wild state?), but plenti¬ 
fully cultivated. 5 . . • . domestica L. 802. 
3. Ls with 3—5 strong lateral nerves on each side, of the 
same colour on both sides, glabr. (at least when full- 
grown), broad-oval in contour, lobed; lobes acuminate, 
the lower ones larger and penetrating more deeply. Fr. 
brown.—Woods; not everywhere (wanting in G. T. W. 
U.). 5.torminalis L. 803. 
— Ls with 7—10 lateral nerves on each side, gray- or white- 
tomentose underneath, rarely (No. 808) green. Fr. red 4. 
4. Pets white, spreading ...... 3 
— Pets rose-coloured, almost erect. (Ls toothed) . 7 
5. Ls pinnatifid or pinnatisect at the base, with 2—4 lanceo¬ 
late segments, separated on both sides. S. fennica Kalm. 
—a. sub-Aria (hybrida Koch = Aria-aucuparia).—b. sub- 
sca'ndica (hybrida L. = Aria-scandica; this last in the 
Jura).—Mountain woods, rare; also cultivated. 5 
* hybrida L. 804. 
— Ls undiv. and toothed, or inciso-lobed . . 6 * 
6. Ls slightly gray-tomentose underneath, inciso-pinnati- 
lobed. S. suecica dark., arioides Michal. ex Gren. Pirus 
intermedia Ehrh.—Mountain woods; fairly distrib. in 
the Jura, otherwise very scattered. 5 scandica Fr. 805. 
— Ls very white-tomentose underneath, unequally toothed 
or with small lobes. —Woods; rocky places; distrib. 5, 
rather later than the last (Godet) . Aria Crantz. 806. 
7 (4). Ls gray-tomentose underneath, or, through obliteration 
of the tomentum, almost green. Petiole shorter in pro¬ 
portion than the last, but longer than in the following. 
S. Aria-Chamsemespilus? (but fructifies abundantly).— 
Rocky places of the Alp., subalp. and Jura; rare. 6, 7 
Hostii Jacq. f. 807. 
— Ls green underneath, shortly petioled, smaller than in 
