130 : BENGAL PLANTS. (Artificial 6 
ttLeaves and bracts of the involucre unarmed ; 
free :—[p. 129 
Pappus-hairs 1-seriate, casi or only a few e ee out 
ones ck filaments glabrous ............ 493. Se 
on 
| Achenes inserted in the very oblique or quite iter areola 
the receptacle ; leaves and bracts of the involucre spinescent 
. 129 
Bracts of the involucre without any whorl of outer 
gna pets ; Pham many-seriate, bristly excep 
flattened in 495. Volu 
Bra on of ihe: shane with a distinet whorl of spin 
leafy bracts at their base; pappus (in our species) wanting 
*Corollas of all the flowers flatly expanded from a tubular base (High 
ae ligules 5-toothed ; anthers cleft at base, rarely appen ndaged 
; leaves apr or alternate ; stems always herbaceous, fistulose : 
ag say 323 
Pappus of ois with sometimes alternating hairs, or pappus absent 
florets blue ..497. Cichorium 
Pappus of nase bristles, at least in the cangeal florets of the 
heads; florets ow :— 
Daihen: snails ; achenes contracted at both ends, ribbed, 
498. Pieris: 
rugose 
Pappus- ei simple 
Achenes beaked said: also contracted at the base, ribbed; ae 
albs or smooth :— 
Achenes fusiform or oblong, wa shortly cylindric, 
slender, glabrous or puberulous ..........ce..00ee8* 499. Crepis. 
_ Achenes compressed or sinainol ovoid-oblong or nartow 
500. Lact 
Achenes not beaked :— 
Achenes narrowed at the base, truncate at the pes 
Achenes oblong with 4-5 rugose ribs.......-+ 1. Picridium 
Achenes compressed, aeiiaed: ye smth rely 
Achenes truncate at base as well as at apex.....- an Launea 
& b. Class KX. GYNANDRIA. 
“Leaves ‘with os venation ; ovary more or less completely as 
celled :—[p. 131] 
