ROSACEAE. — PRUNUS 241 
glanduloso-fimbriolato-serratae; pedicelli 6-13 mm. longi, glabri; cupula vix 
4 mm. longa, subanguste campanulata, glabra v. superne parcissime pilosa; sepala 
reflexa ovata obtusa, 2 mm. longa, subtus parce pilosa, supra glabra; petala ovali- 
ovata, 10 mm. longa, 6 mm. lata, alba; stamina 30, petalis subaequilonga, ad 9 
mm. longa; pistillum 11 mm. longum; stylus stamina aequans, basi v. usque ad 
medium laxiuscule hirtellus. Drupa ignota. 
Yunnan: Mengtze, woods, alt. 1800 m., A. Henry (No. 10629). 
27. Prunus neglecta Koehne, n. sp. 
Prunus yunnanensis, var. Henryi C. K. Schneider in Fedde Rep. Nov. Sp. I. 66 
pro parte (1905). 
Arbor 10-metralis; rami vetustiores crassi, pallide cani, demum intense fusci, 
glabri. Folia ignota. Involucra ante anthesin decidua, paucissima persistentia, 
9 mm. longa, 3 mm. diam.; pedunculus 2-7 mm. longus, glaber; flores 3-5 breviter 
umbellato-racemosi, supremi 3 plerumque umbellati, praecoces; bracteae 0.5-1 mm. 
longae, fuscescentes, apice glanduloso-fimbriatae; pedicelli 5-8 mm. longi, glabri; 
eupula 5 mm. longa, campanulato-tubulosa, glabra; sepala reflexa, brevia obtusis- 
sima, 1.5 mm. longa, minutim parce glanduloso-denticulata, ceterum glabra; petala 
obovata (videntur 10 mm. longa, 5-6 mm. lata, male conservata), alba; stamina 
27, petalis aequilonga, ad 9 v. 10 mm. longa; pistillum 11 mm. longum; stylus 
Stamina aequans, glaberrimus. 
Yunnan: Mengtze, woods, alt. 2000 m., A. Henry (No. 10629B). 
Subsect. 6. LOBOPETALUM Koehne, n. subsect. 
Ser. 1. HETEROCALYX Koehne, n. ser. 
28. Prunus scopulorum Koehne, n. sp. 
Arbor 6-metralis; rami vetustiores validi, fusci glabri; gemmae ad 7 mm. 
longae, oblongae, acutae, glabrae. Folia nondum evoluta, dentes videntur obtusae, 
dula erassa coniea terminatae, pagina inferior subtus in nervis laxiuscule 
sericeo-villosa, inter nervos glabra v. subglabra. Involucra sub anthesi fere omnia 
decidua, paucissima persistentia ad 1 cm. longa; pedunculus 5-9 mm. longus, laxe 
irtellus; flores 2-4 umbellati v. infimo subremoto subumbellati, subpraecoces 
foliis simul 1-2 cm. longis; bracteae 1-2.5 mm. longae, apice inciso-serratae, de- 
Ciduae; pedicelli 15-19 mm. longi, laxe villosiusculi; cupula 6 mm. longa 3 mm. 
lata, subanguste campanulata, basi densiuscule hirtella, superne glabra; sepala 
reflexa, ovata obtusiuscula, 4 mm. longa, integra, ciliolata, ceterum glabra; petala 
ovalia, 15 mm. longa, 10.5 mm. lata, biloba sinu triangulari-patente; stamina 34, 
ain triente breviora, ad 9.5 mm. longa; stylus stamina aequans, glaber. Drupa 
ignota. 
oo Hupeh; Ichang, cliffs, March 16, 1900, E. H. Wilson (Veitch. Exped. 
0. 146). 
Further material is needed to decide whether P. ampla Koehne, known only 
from leaves and distinguished by its thick conical glands of the serratures, may not 
belong here, 
29. Prunus glabra (Pampanini) Koehne, n. sp. 
Prunus hirtipes, var. glabra Pampanini in Nuov. Giorn. Bot. Ital. XVII. 293 
(1910); XVIII. 122 (1911). 
Ramus annotinus fuscescens, glaber; gemma terminalis 8 mm. longa, oblonga, 
acuta, glabra, Folia ignota. Involucra ante anthesin decidua; pedunculus nullus; 
3-4, umbellati, praecoces; bracteae caducae; pedicelli circ. 14-16 mm. longi, 
