RTTBTJS. 
105 
a long base its aciculi strong its setie and hairs nearly equal, 
Sep. ovate-acuminate loosely reflexed fi-om the fruit. — -R. G. 32. 
— The typical plant is slender and elegant, pan. often nearly 
simple with long peduncles. The large form {R. BabinfftoniiBell- 
Salt. j is often an enoiiuous plant with very rough long prostrate 
stems, a very large panicle with very large and long branches. 
Pet white.-^pen woods. Sh. \T[.'\Tn[. " E. 
28. Ji. riulis ( Weihe) ; st. arcuate angukr subsulcate, prickles 
strong conical compressed nearly equal subpatent exceeding the 
nearly equal ami short aciculi setce and hairs, 1. quinate, Its. coarsely 
and dmibly serrate (or \dba.te-s&TT^Xe)greenish-ichite-feUed beneath, 
term. It, elliptic or broadly oblong-obovate acuniiaate, pan. long 
leafy its branches ascendijig corymbose-racemose the uppermost 
and ultra-aiillary divaricate its rachis straight its prickles strong 
declining or deflexed from a long base the uppermost slender, 
sep. ovate-attenuate strongly reflexed. — R. G. 40. — The nearly 
equal not scattered prickles, short aciculi setas and hairs, jagged 
Its. felted beneath and strongly reflexed sepals are marks of this 
species. Pet. white. — Hedges and thickets. Sh. MI. "\TLI. 
£. S. 1. 
29. R. Rddula (Weihe) ; st. arcuate angular, prickles slender 
declining from a dilated compressed base exceeding the many 
short unequal aciadi setce a7>d hairs, 1. quinate^pedate, Its. finely 
but doubly and patently dentate greenish-white-felted beneath, 
term. It. obovate acuminate or subcuspidate, pan. long leafy its 
branches short coiymbose ascending its prickles strong declining 
from a long base the uppermost slender, sep. ovate loosely re- 
flexed from the fruit. — a. R. Radula (^"eihe) ; prickles on the 
St. unequal, term. It obovate acuminate. R. G. .39. — 3. R. 
Leightonii (Lees) ; prickles on the st. nearly equal, term. It. 
obovate cuspidate. — y. deixticulatus ; term. It. broadly quadran- 
gular-obovate cuspidate subcordate below broadly but faintly 
dentate the teeth denticulate. — Hedges. Sh. \'n. VHL E. S. I. 
(4) Glandulosi. Stems arcuate-prostrate or prostrate, rooting, 
hairv. Prickles abundant, veryimequal, scattered, passing 
gradually into abundant aciculi and setae, 
a. Koehlenani. Leaves quinate or rarely temate. Prickles 
and setae thickened at their base. 
•30. R Koehl'eri (Weihe) ; st. arcuate-prostrate roundish or 
angular pilose, prickles very unequal slightly declining from a 
compressed base, aciculi and setae very unequal. Its. unequally 
or rather doubly dentate even above pale green hairy on the veim 
beneath, term. It. cordate-ovate, basal Its. not imbricate stalked, 
pan. open leafy its branches short patent corymbose or the 
axillary branches racemose its prickles many long slender de- 
