216 WILSON EXPEDITION TO CHINA 



paullo superantes); pedicelli 12-18 mm. longi, glabri; cupula fere 5 

 mm. longa, anguste obconico-campanulata, glabra; sepala erecto- 

 patula, ovato-triangularia acuta, 2.3 mm. longa, brevissime glanduloso- 

 denticulata; petala ovata, 5.5 mm. longa, 3.5 mm. lata, acutiuscula, 

 irregulariter eroso-denticulata, alba; stamina 26, petalis aequilonga, 

 ad 6 mm. longa; pistillum 11 mm. longum, stylus staminibus vix 

 longior, usque ad medium parce villosus. Drupa ignota. 



Western Szech'uan: Mupin, woods, alt. 1600-2000 m., June 

 1908 (No. 2821). 



Prunus trichostoma Koehne, n. sp. 



Arbor 5-8-metralis; rami vetustiores glabri, pallide ochraceo-cani. 

 Stipulae angustissime lineares, 5-6 mm. longae, longe glanduloso- 

 fimbriatae; petioli 6-10 mm. longi, glabri v. superne parce accum- 

 benti-pilosi; glandulae 1-3, laminae basi insertae, stipitatae; lamina 

 e basi acuta, rotundata v. vix emarginata ovata, obovata v. obovato- 

 oblonga, 2.5-4.5 cm. longa, 1.3-2.3 cm. lata (sub anthesi),| acuminata, 

 simpliciter, medio vero inciso-duplicato-serrata, dentibus late triangu- 

 laribus, acuminatis, glandula punctiformi terminatis, supra in costa 

 pubescens, in nervis parce strigosa, subtus secus costam et interdum 

 secus nervos, rarius in facie parce v. uberius longe villosa, nervis 

 utrinsecus 8-12, subtus paullo pallidior, tenuiter membranacea. In- 

 volucrorum deciduorum residua ad 6 mm. longa; pedunculus 3-11 mm. 

 longus, glaber; flores 1-3 umbellati v. subracemoso-umbellati, coaeta- 

 tanei; bracteae 3-8 mm. longae, glanduloso-serratae v. fimbriolatae, 

 herbaceae; pedicelli 11-20 mm. longi, glabri; cupula 6-7.5 mm. 

 longa, obconico- v. subanguste campanulata, post anthesin saepe 

 tubulosa, glabra; sepala erecto-patula v. patentia, oblongo- v. ovato- 

 triangularia, 2-3 mm. longa, denticulis 1 v. paucis glanduliferis utrin- 

 secus munita, ciliata, intus parce pilosa; petala late oblonga v. ovato- 

 rotundata, 7-8.5 mm. longa, 5-5.5 mm. lata, obtusa v, vix emarginata, 

 interdum irregulariter eroso-denticulata; stamina 25-33, petalis 

 subaequilonga, ad 7.5 mm. longa; pistillum 12-14 mm. longum, 

 stylus stamina aequans v. manifeste longior, usque ad mediam v. ad 

 duas tertias partes dense villosus. Drupa ignota. 



Western Szech'uan: west of Kuan Hsien, woods, alt. 1600-2000 

 m.. May 1907 (No. 2817); without locality, May 1904 (Veitch Exped. 

 No. 4860); alt. 2600-3100 m.. May 1904 (Veitch Exped. No. 3524^. 



Somewhat doubtful: Western China, woods, 1904 (Veitch Exped. 

 No. 3527): cupula 4.5 mm., sepala fere 3 mm. longa, petala 5 mm. 

 longa 4 mm. lata, stamina 29, ad 5 mm. longa. 



