ROSACEAE. — SORBUS 473 
Western Szech’uan: west and near Wén-ch’uan Hsien, wood- 
lands, alt. 2300-3000 m., June 1908 (No. 1035; flowering branches, 
type; the fruiting branches belong to S. Rehderiana, var. grosseserrata) ; 
same locality, alt. 3000-3300 m., October 1910 (No. 4198). 
Sorbus multijuga, var. microdonta Koehne, n. var. 
Frutex 3-4-metralis; rami 2-3.5 mm. diam., nigricanti-cinerei v. 
cinerei; gemmae 0.9 mm. longae, parce albido-sericeae, apice dense 
rufo-sericeae. Stipulae nonnullae, simplices, lanceolatae; folia cum 
petiolo 1-2 em. longo 9-15 cm. longa, (12) 16-20-juga; foliola media 
1.2-2.2 cm. longa, 0.3-0.6 cm. lata, basi integra, ceterum argute ser- 
rulata dentibus dimidio minoribus quam in typo haud v. vix incurvis, 
subtus glabra v. in costa pilorum residuis obsita. Inflorescentiae 
4.5-7 em. latae, 6-7 cm. longae; flores ignoti; carpidia 3-5. Fructus 
globosus, circiter 5-7 mm. diam., albus, sepalis subconniventibus. 
Cetera ut in typo. 
Western Szech'uan: west and near Wén-ch'uan-Hsien, alt. 
2300-2600 m., September 1908 (No. 864 *); Mupin, woodlands, alt. 
2000-2500 m., October 1908 (No. 864, in part; part of the fruiting 
Specimens and the flowering specimens belong to S. unguiculata 
Koehne). 
Sorbus pogonopetala Koehne, n. sp. 
Frutex 3-5 m. altus; rami 2-3 mm. diam., nigricanti-cinerei; gem- 
mae ignotae. Stipulae pleraeque herbaceae parvae, lineares v. lan- 
ceolatae interdum bifidae, nonnullae siccae lineares interdum bifidae; 
folia cum petiolo 1.2-1.8 cm. longo 6.5-11.5 em. longa, (9-)10-11-juga; 
rhachis anguste alata, ut petiolus supra nigro-purpurea, versus apicem 
viridis, subtus pallida ac laxe longe tenere villosa, interstitiis 0.5-1 cm. 
longis; foliola inde a pari tertio v. quarto deorsum decrescentia, cetera 
aequalia v. paria suprema tria decrescentia, basi hine obtusiuscula 
illine acuta, latius angustiusve oblonga, media 1.2-2.2 cm. longa, 
0.4-0.7 em. lata, mucronato-cuspidata, basi integra ceterum argutis- 
Sime serrulata dentibus utrinsecus circiter 4-12 subincurvis, supra 
glabra, margine tenere ciliata, subtus pallide cano-viridia laxe tenere 
villosa, nervis utrinsecus circiter 5-10 reticuloque tenerrimis subtus 
Saturatius coloratis, papyracea; epidermis supra laevis, subtus pro 
Parte laevis pro parte tenere irregulariter striata. Inflorescentiarum 
Suppetentium altera ramum elongatum altera ramulum brevissimum 
teralem terminans, 3.5-6 cm. latae, 5.5-6 cm. longae, subconvexae, 
