238 WILSON EXPEDITION TO CHINA 
6. Prunus acida C. Koch. Southern Europe. 
This name may be provisorily retained. 
7. Prunus Cerasus Linnaeus. Europe, western Asia. 
8. Prunus avium Linnaeus. Europe, western Asia. 
Subsect. 3. PHYLLOMAHALEB Koehne, n. subs. 
Ser. 1. APHANADENIUM Koehne, n. ser. 
9. Prunus Maximowiczii Ruprecht in Bull. Acad. Sci. St. Pétersburg, XV. 131 
(1857). 
Prunus bracteata Franchet & Savatier, Enum. Pl. Jap. II. 329 (1879). 
Prunus apetala Zabel in Mitt. Deutsch. Dendr. Ges. XIII. 60 (non Franchet 
& Savatier) (1904). 
Amurland, eastern Mandshuria, Korea, Saghalin, Japan from Hokkaido to Kiu- 
shiu. Not yet reported from China proper. 
Prunus Maximowiczii, var. aperta, Komarow in Act. Hort. Petrop. XXII. 
5, 48 (1904). 
Mandshuria from the Ussuri through Kirin to Mukden and northern Korea. 
10. Prunus pulchella Koehne. See p. 197. 
Ser. 2. MacRADENIUM Koehne, n. ser. 
11. Prunus conadenia Koehne. See p. 197. 
12. Prunus pleiocerasus Koehne. See p. 198. 
13. Prunus macradenia Koehne. See p. 199. 
14. Prunus discadenia Koehne. See p. 200. 
Specimens of P. cerasoides D. Don (‘Himalaya boreali-occidentalis, regione 
temperata, alt. 7000 ped., coll. T. Thomson,” in Herb. Ind. Or. Hooker f. & Thomson, 
distributed as P. Puddum) included a leafy branch with leaves resembling closely 
those of P. discadenia. On account, however, of the great distance between western 
Hupeh and the northwestern Himalayas the branch hardly belongs to P. discadema, 
but probably to another species not yet described. 
15. Prunus szechuanica Batalin in Act. Hort. Petrop. XIV. 167 (1895). 
Szech’uan: “inter Siao-shinte et Wa-sze-kou,” July 14, 1893, V. A. Kachkarov. 
Subsect. 4. PHYLLOCERASUS  Koehne, n. subsect. 
16. Prunus tatsienensis Batalin in Act. Hort. Petrop. XIV. 322 (1897). 
Szech'uan: between the village Erh-to-shui and Tatsien-lu, April 4, 1893, 
G. N. Potanin; Tatsien-lu, May 12, 1893, G. N. Potanin. 
Prunus tatsienensis, var. adenophora (Franchet) Koehne, n. comb. 
Prunus Maximowiczii, var. adenophora Franchet, Pl. Delavay. 195 (1889). 
Ramuli novelli glaberrimi, annotini ochracei, vetustiores cinerei striati. Stipule 
ad 2 mm. longae; petioli glaberrimi, glandulis plerumque 2 laminae basi insertis; 
lamina e basi rotundata v. emarginata late obovata, caudata, duplicato-serrata, 
glaberrima v. supra remotissime minutissime strigulosa, nervis utrinsecus 
6-10. Involuerum fere 1 em. longum; pedunculus 10-14 mm. longus; flores 223, 
infimo interdum subremoto; bracteae 3-5, infima oblonga v. oblongo-lanceolata, 
13-17 mm. longa 5 mm. lata, ceterae orbiculatae, 4-9 mm. longae; pedicelli 6-11 
mm. longi; sepala integra; petala orbiculata, 6.2 mm. longa, 5.2 mm. lata, integra; 
stamina 38, ad 5 mm. longa; pistillum 7 mm. longum. Cetera ut in typo. 
Yunnan: in the garden of Mr. Le Guilcher at Tali, J. M. Delavay. 
Prunus tatsienensis, var. stenadenia Koehne. See. p. 201. 
17. Prunus variabilis Koehne. See p. 201. 
