173— ROSA KORSAKOVIENSIS Levi. 
Rosa korsakoviensis : caule ramoso ; aculeis densis, valde inaequalibus, subu- 
latis, patulis; foliolis 5, oblongis, acutis, membranaceis, simpliciter serratis, utrinque 
glabris ; rhachi et petiolis glabris, nudis ; stipulis adnatis, margine glandulosis, 
apicibus liberis parvis, divaricatis ; floribus 1-2 ; pedicellis longis, nudis vel parce 
aciculatis; calycis tubo oblongo, nudo; lobis lanceolatis, acuminatis, simplicibus, 
dorso glabris; petalis latis, obovatis; sepalis aequilongis ; stylis liberis, inclusis, 
tomentosis ; fructu ignoto. 
R. korsakoviensis Leveille in Fedde, Report . vol. x. p. 378 (1912). 
Stems branched ; prickles dense, very unequal, subulate, spreading. Leaflets 5, 
oblong, acute, membranous, simply serrated, about an inch long, glabrous on both 
surfaces; rhachis and petioles glabrous, not aciculate ; stipules adnate, gland-edged, 
with small spreading free tips. Flowers 1-2 ; pedicels long, naked or slightly 
aciculate. Calyx-tube oblong, naked ; lobes lanceolate, acuminate, simple, an inch 
long, glabrous on the back. Petals wide, obovate, an inch long. Styles free, hairy, 
included. Fruit not seen. 
Island of Saghalin, near Korsakof. Collected by M. TAbbe 
Urbain Faurie. N ear Rosa spinosissima L., but leaves very different. 
I74 — ROSA ADENOCLADA Levi. 
Rosa adenoclada : caule parce aciculato ; aculeis sparsis, falcatis ; foliolis 3, 
oblongis, cuspidatis, simpliciter serratis, subcoriaceis, magnitudine mediocribus, 
utrinque glabris ; rhachi et petiolis aciculatis ; stipulis adnatis, angustis, integris, 
apicibus liberis divaricatis, minutis ; floribus solitariis ; pedicellis hispidis ; calycis 
tubo pyriformi, parce hispido; lobis lanceolatis, acuminatis, integris; petalis obovatis, 
magnitudine mediocribus ; stylis liberis, inclusis ; fructo ignoto. 
R. adenoclada Leveilld in Fedde, Repert . vol. x. p. 431 (1912). 
Stems sparsely hispid ; prickles scattered, falcate. Leaflets 3, oblong, cuspi- 
date, simply serrated, subcoriaceous, ii-2 in. long, glabrous on both surfaces ; 
rhachis and petioles aciculate ; stipules adnate, narrow, entire, with small divaricate 
free tips. Flowers solitary ; pedicels hispid. Calyx-tube pyriform, slightly hispid ; 
lobes lanceolate, acuminate, entire, under an inch long. Petals obovate, an inch 
long. Styles free, included. Fruit not seen. 
China, province of Kwei-Chow. Collected by Esquirol. Nearly 
allied to Rosa lucidissima Levi. 
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