1686 



SORBARIA 



soil and thrive also in partly shaded situations. Prop, by 

 hardwood cuttings; also by root-cuttings, suckers and 

 seeds. Four species in Asia and one in N. America, 

 formerly usually united with Spirsea but easily distin- 

 guished by their stipulate, pinnate Ivs. and the 5 carpels 

 being opposite to the sepals. 



A. Lvs. pinnate. 



B. Panicles with upright ramifications, dense. 



c. Fls. Ys in. acro.is. 



sorbifdiia, A. Braun (Spiraa aorhlfblia, Linn. Bii- 



sillma sorbifdlia, Rat.). Fig. 2350. Upright shrub, 3-5 



ft. high: Ifts. 13-23, lanceolate or ovate-lanceolate, long- 



acurainate, doubly serrate, stellate-pubescent beneath 



15-21, I,ui.',-,,i:,l.-. l..ri--.H-,nini,;,lr. n.UTMU.i at tli.- l,.-,s,., 



3-4 in. long : panicles 8-12 in. long and about 8 in! 

 broad: fls. K in. across. July, Aug. Himalavas, China. 

 F.S. 2:108. B.R. 31;;i3. Gn. 47, p. 222; 49, p. 229; .'•>5, 

 p. IIG. 



cc. Toung branches glabrous, usually red. 



Aitchisoni, Hemsl. (Spirrra Aitchisoni, Hemsl. .S. 



sorbifdlia, var. angustlfdliff, Wenzig). Shrub, 6-8 ft. 



high, with upright or as.-ni,liiir, liftl. l.rnnched .stems, 



usually bright red whin ■, -i !" li 21, lanceolate 



to linear-lanceolate, lu-ut u -• ■■■■,■.] at the base, 



simply or obscurely d.iui-. . > in . . ,lal>rous, 2-4 in. 



SORBUS 



long: panicles to 12 in. long, leafy at the base: fls. % in. 

 or more across. Julv-Sept. Afghanistan, Cashmere. 

 G.C. III. 28:255. M.D.G. 1901:]8.-A very desirable 

 shrub with handsome graceful foliage, much hardier 

 than the preceding species. 



Aug. Call I 



G. cm. JL- 



Mass., but, 1 

 is likely to L 



S6BBnS (: 



hip, 



: killed by too much 



Alpked Ki 



of .S, d.linrsll 



y birds. They are not particular as I 

 i well suited for planting on rocky 

 )f tlie Aucuparia group are more ai 

 i moist mountain regions; those of tli 

 aria group, which grow specially wri 



tings. Varieties and rarer kinds are usually budded or 

 grafted on allied species, but most kinds will grow on 

 /S. Aucuparia or Americana and on Hawthorn. The 

 trees are very subject to borers. 



About 30 species distributed throughout the northern 

 hemisphere, in N. America south to Fla. and New Mex., 

 in A«ia south to the Himalayas. Lvs. simple or odd- 



pinnatifida, 6. 



