204 WILSON EXPEDITION TO CHINA 
1300-2000 m., Aug. 1907 (No. 70 belongs partly here, partly to P. 
Zappeyana Koehne). 
Prunus pilosiuscula, var. media Koehne, n. var. 
Folia subtus in costa, plerumque etiam in nervis subaccumbenti- 
hirtella. 
Szech’uan, A. Henry (No. 5604, type of P. tatsienensis var. 
pilosiuscula Schneider). Western Hupeh: Patung, April 1900 (Veitch 
Exped. No. 316); Patung Hsien, woods, alt. 1300 m., June, 1907 
(No. 39°); Hsing-shan Hsien, side of stream, alt. 1300 m., June 
1907 (No. 16°). 
Prunus pilosiuscula, var. subvestita Koehne, n. var. 
Folia omnia subtus undique sparsim in costa nervisque densius 
pilis rigidulis subaccumbentibus obsita. 
Western Hupeh: Patung Hsien, woods, alt. 1000-1300 m., May 
and June 1907 (No. 41). 
Prunus polytricha Koehne, n. sp. 
Arbor 10-metralis; truneus 30 cm. diam., ramuli novelli dense rigi- 
dulo-villosi, annotini glabri, cinerei; gemmae 2 mm. longae, glabrae. 
Stipulae lanceolatae v. oblongae, 4-10 mm. longae, glanduloso-serratae 
v. -fimbriolatae glandulis capitatis, in innovationibus herbaceae, per- 
sistentes; petioli 5-10 mm. longi, dense hirto-villosi dein paullo gla- 
briores, glandulis plerumque 2 laminae basi v. petioli apici insertis; 
lamina e basi sub-acuta v. rotundata v. subemarginata obovata v. 
obovato-oblonga, 3.7-7.5 mm. longa, 1.7-3.4 cm. lata, caudata, dupli- 
cato- basi apiceque simpliciter serrata, dentibus setaceo-acuminatis, 
glandula minuta demum inconspicua terminatis, junior supra sericeo- 
hirta, subtus in nervis dense ceterum laxius subaccumbenti-hirsuta, 
adulta supra strigulosa, subtus brevius hirtella, nervis utrinsecus 
circiter 7-11, laete viridis, subtus parum pallidior, demum papyracea. 
Involuerum ignotum; eupula circiter 4 mm. longa, brevis lataque, 
dense hirtello-villosa; sepala 3 mm. longa, triangularia integra, acutis- 
sima, ciliata, ceterum extus parce pilosa; stamina 29 quorum majora 
ad 8.5 mm. longa; stylus basi pilosus. Pedunculus fructifer 5-14 mm. 
longus, hirtus; fructus 1-2 umbellati; bracteae 1-2, subrotundatae, 
3-7 mm. longae, glanduloso-serratae, glandulis capitatis, inferioribus 
saepe majoribus; pedicelli 19-30 mm. longi, dense hirto-villosi; petala 
teste Wilson rosea (pink). Drupa ovalis, circiter 8 mm. longa 
