198 WILSON EXPEDITION TO CHINA 



rotundata v. in foliis nonnullis subacuta obovata, 3.5-9 cm. longa, 

 2.4-4.8 cm. lata, caudato-acuminata, duplicate-, sed basi apiceque 

 simpliciter serrata, dentibus obtusis subito breviter apiculatis, glandula 

 magna insigni conica terminatis, infimis vero saepe in glandulam 

 stipitatam commutatis, supra initio in costa nervisque densius, 

 ceterum laxissime strigulosa, demum glabra v. subglabra, subtus 

 glabra v. in costa pilis singulis rigidulis conspersa, nervis utrinsecus 

 circiter 8-14, supra laete viridis, subtus vix pallidior, demum papy- 

 racea. Involucrum ante anthesin deciduum; pedunculus 0.5-1 cm. 

 longus V. fructifer multo longior, glaber; racemi circiter 5-8-flori, sub 

 anthesi absque pedunculo 2-3 cm., fructiferi 3.4-8 cm. longi; axis 

 glaber; bracteae 7-10, infimis plerumque sterilibus, sub anthesi 2-5 

 mm., posterius 5-10 v. 5-20 mm. longae, rotundatae v. ovatae, 

 supremae oblongae, denticulatae, denticulis glandula maxima conica 

 terminatis, herbaceae; pedicelli 5-10 mm. longi, glabri; flores coae- 

 tanei foliis simul 2-4 cm, longis; cupula fere 4 mm. longa, 5 mm. lata, 

 subsemiglobosa, glabra; sepala reflexa, triangularia, 3.5 mm. longa, 

 acuta, parce gla^duloso-denticulata, glabra; petala rotundato-ovalia, 

 6 mm. longa, 4.5 mm. lata, leviter eroso-denticulata, alba; stamina 

 27-28, petalis subaequilonga, ad 7 mm. longa; pistillum 8 mm. 

 longum; stylus staminibus subbrevior, usque ad duas tertias partes 

 laxe V. parcissime villosus. Drupa ovata, rubra; putamen oblique 

 ovatum, 7:5:4 mm., juxta carinam complanatam manifeste oblique 

 sulcatum, apice parce scrobiculatum. 



Western Szech'uan: Tachien-lu, woods, alt. 2300-2600 m., June 

 1908 (No. 2823); northeast of Tachien-lu, woodlands, alt. 2600 m., 

 July 7, 1908 (No. 904). 



Prunus pleiocerasus Koehne, n. sp. 



Arbor 3-8-metralis; rami hornotini glaberrimi, demum pallida 

 cano-fuscescentes, vetustiores pallide cani v. nigricantes; gemmae 

 2.5-4 mm. longae, crasse ovatae. Stipulae oblique ovatae v. oblongae, 

 3-4 mm. longae, glanduloso-fimbriatae, herbaceae, mense julio plerae- 

 que deciduae; petioli 10-18 mm. longi, glaberrimi, glandulis 1-4 

 petioli apici v. laminae basi insidentibus; lamina e basi rotundata v. 

 acuta obovato-oblonga v. inverse oblonga, intermixtis nonnullis ovato- 

 oblongis V. obovatis, 4-8.7 cm. longa, 2-3.5(-4) cm. lata, caudato- 

 acuminata, inaequaliter sed vix duplicato-serrata, dentibus glandula 

 parva conica terminatis, supra pilis minutis nitidis paucissimis con- 

 spersa, dein glabra, subtus glabra v. in nervorum axillis paucis sub- 



