EOSACE AE . — PRUNUS 197 



Subgen. CERASUS. 



Prunus pulchella Koehne, n. sp. 



Frutex 2-metralis; rami juveniles striguloso-canescentes, praeterea 

 hinc vel undique subaccumbenti-hirti, annotini glabri v. subglabri, 

 pallida cani vel fuscescenti-cani; gemmae 2.5 mm. longae, subglobosae, 

 glabrae. Stipulae 3-5 mm. longae, oblongae v. lanceolatae, glanduloso- 

 denticulatae, sub anthesi persistentes; petioli 4-7 mm. longi, lanugi- 

 noso-villosi, glandulis 1-2 eorundem apici v, laminae basi insidentibus; 

 lamina e basi emarginata v. rotundata ovata v. obovata, sub anthesi 

 2-5 cm. longa, 1.3-2.5 cm. lata, subito v. caudato-acuminata, dupli- 

 cate-, basi apiceque simpliciter serrata dentibus subito tenere acu- 

 minatis glandula minutissima terminatis, supra [laxissime strigulosa, 

 subtus in costa nervisque dense, ceterum sparsim pilis rigidulis brevibus 

 obsita, nervis utrinsecus circiter 7-9, laete viridis, subtus vix pallidior, 

 tenuiter membranacea. Involucrum ante anthesin deciduum; pedun- 

 culi 2.5-4 cm. longi, pilosi; racemi absque pedunculo 5-6 cm. longi, 

 coaetanei; axis molliter villosus; bracteae circiter 5-6, infima plerum- 

 que sterilis, 10-13 mm. longa, ovata, ceterae fertiles 3-7 mm. longae, 

 omnes serratae dentibus glandula depresso-capitata parva terminatis; 

 flores 4-5-racemosi, supremis 2 tantum umbellatis; pedicelli 16-27 

 mm. longi, laxe villosi v. superne glabri; cupula 3 mm. longa, breviter 

 lateque campanulata, glabra; sepala reflexa, oblonga, 2.5 mm. longa, 

 acutiuscula, Integra, glabra; petala late ovata, 6.5 mm. longa, 5 mm. 

 lata, vix eroso-denticulata, glabra, rosea; stamina 25, petalis sub- 

 aequilonga, ad 7 mm. longa; pistillum 1^ mm. longum; stylus stami- 

 nibus 1-2 mm. longior, usque ad medium longe villosus. Drupa ignota. 



Western Hupeh: Hsing-shan Hsien, roadsides, rare, alt. 1300- 

 1700 m., May 10, 1907 (No. 2827). 



This species is allied to P. Maximowiczii Ruprecht, but is readily distinguished 

 from it by the glabrous cupula and petals. 



Prunus conadenia Koehne, n. sp. 



Arbor v. frutex arborescens, 6-10-metralis; truncus 30 cm. diam.; 

 rami glaberrimi, hornotini demum castanei, vetustiores fusci v. ca- 

 nescentes; gemmae 3 mm. longae, glabrae. Stipulae circiter 3-4 mm. 

 longae, herbaceae, glanduloso-serratae, mense julio deciduae. Petioli 

 demum 12-18 mm. longi, glabri, glandulis saepe 2 v. pluribus petioli 

 apici V. laminae basi insidentibus, validis; lamina e basi cordata v. 



