214 WILSON EXPEDITION TO CHINA 



basi parce pulverulenti, demum cano- v. purpureo-fusci, vetustiores cin- 

 erei v. fusci; gemmae 4-6 mm. longae, angustae, plus minus pilosae. 

 Stipulae lineari-filiformes, circiter 7 mm. longae, glandulis longis 

 gracilibus, sessilibus v. stipitatis margine munitae; petioli 5-11 mm. 

 longi, glabri, demum saepe purpurei; glandulae 2-5 laminae basi in- 

 sertae; lamina e basi acuta v. rotundata lanceolata, 3.5-8.5 cm. 

 longa, 0.7-2.8 cm. lata, longe acuminata v. sensim angustata, brevis- 

 sime argute serrulata, dentibus acutis v. acuminatis, glandula parva 

 anguste oblonga v. fere subulata terminatis, glabra v. subtus barbulata 

 V. infra medium secus costae latus utrumque lanato-villosa, nervis 

 utrinsecus 8-12, laete viridis, subtus paullo pallidior, membranacea 

 V. raro (Wilson No. 988, pro parte) rigidula. Involucra sub anthesi 

 fere omnia decidua, ad 12 mm. longa; pedunculus 0-5 mm., sub fructu 

 ad 11 mm. longus, glaber v. pulverulento-puberulus; flores 1-3 um- 

 bellati, coaetanei foliis simul ad 4 cm. longis; bracteae 1.5-2.5 mm. 

 longae, apice dissectae, membranaceae, sub fructu caducae; pedicelli 

 10-12 mm., fructiferi superne sensim plus minus incrassati ad 23 mm. 

 longi, glabri; cupula 6.5-9 mm. longa, crasse campanulato-tubulosa, 

 glabra; sepala erecto-patula, ovato-triangularia acuminata, 2.3-3 mm. 

 longa, parce minutim glanduloso-denticulata; petala ovato-rotun- 

 data, 8.5 mm. longa, 6 mm. lata, apice rotundata v. tricuspidata, alba; 

 stamina 44, petalis sublongiora, ad 10 mm. longa; pistillum 15 mm. 

 longum, stylus staminibus sublongior v. subbrevior, usque ad medium 

 tenere pubescens. Drupa ovata v. rotundato-ovalis, 10-13 mm. 

 longa, 7-8 mm. diam., videtur rubra; putamen ovatum, 11:7:6 mm. 

 (in Wilson No. 988 nonnisi 7.5:6.5 mm., an immaturum?), obtusis- 

 simum, valide reticulato-costatum, carina lata complanata. 



Western Szech'uan: north of Tachien-lu, alt. 3300 m., September 

 1908 (No. 988); west of Tachien-lu, woodlands, alt. 3600 m., October 

 1910 (No. 988 in part); without locality, woods, alt. 3600-4000 m., 

 June 1904, (Veitch Exped., No. 3523); "inter Tachien-lu et Batang, 

 Olun-shi," May 17, 1893, V. A. Kachkarov; in the district of Litang, 

 between Si-o-la and Ma-geh-Mung, June 17, 1893, G. N. Potanin. 



Prunus Herincquiana (Lavallee) sensu Koehne in Mitt. Deutsch. 

 Dendr. Ges. XVIII, 175 (1909). 



Cerasus Herincquiana Lavallee, Icon. Arb. Segrez., t. 35 (1885), descriptione 



p. 117 valde emendanda nisi excludenda. 

 Prunus pendula Maximowicz in Bull. Acad. Sci. St. Petersbourg, XXIX. 98; 



in Mel. Biol. XI. 690 (1883), pro parte, nempe quoad specimina nonnulla 



authentica. — Dippel, Handb. Laubholzk. III. 618 (1903), quoad synonymum 



Cerasus Herincquiana. 



