ROSA SPINOSISSIMA 91 
Large prickles mixed eK = on stem. Flowers white. Fruit 
3 black when ripe, subglobose  ........0+0. 00 2 Lgeighaet ne Linn. 
Stem only with small Weak amen Flowers rose. Fruit always 
red, urceolate . rubella Smith. 
Rosa SPINOSISSIMA 
Lanes in a scr i. ¥ grt ee 
also on account of the doubt as to what Linneus really meant by 
R. pimpinellifolia, which will be referred to under that species. 
Saspeomp ie Linn. differs f R. pimpinellifolia Linn. only 
in having glandular hispid Se Lindley, in Rose Monog. 
p. 52, subdivides it as follows :— 
a. _Dwart, prickles Cee fruit ovate. 
* Peduncles glandular or setose (R. spinosissima Linn. Sp. 
stew 
Pl. 
** Peduncles naked (Rk. pimpinellifoia Linn. Syst. Nat. 
062). 
B reversa. Dwarf. Prickles very slender, the lower defiexed. 
Fruit ovate 
Y platycarpa. Dwarf. Depressed fruit and a setose. 
tlosa. Dwarf. Leaflets acute, peak benea 
« turbinata. Dwarf. Fruit turbin 
B, y, and « were —— upon sie tists which I have not 
seen. 6 is the same as R. involuta var. occidentalis, one of the 
numerous hybrids, 
Woods adopts the saa: saat rae his type BR. spino- 
sissima Linn. having smo 
PB Fruit-stalks rough wilh ST glands. The flowers 
are sometimes very large. 
y aculeatissima. Fruit very large. coc or agess 737% fruit some- 
times s: 
aby Mr. 
Robertson. He himself has never ae a specim cae ain it 
R. rubella. 
Excepting Lindley’s var. pilosa (as a form of R. involuta), none 
of his nor of Woods’s varieties appear to have been since recogniz 
me of them may have been cultivated or abnormal forms, and 
