COMPOSÉES. 717 
GENERA 
I. CARDUEÆ 
À. Carduus T. — Flores capitati, homomorphi hermaphroditi 
fertiles ; singulorum receptaculo valde concavo bursiformi germenque 
intus adnatum fovente. Pappus receptaculi ori extus insertus ejusque 
annulo brevi prominulo einctus et constans e setis ©, ce-serialis, 
rigidis v. mollibus, simplicibus, barbellatis v. serrulatis (Eucarduus, 
Serratula, Silybum, Tyrimnus) plumosisve (Cynara, Galactites, Cnicus). 
Gall tubulosa tubo recto v. plus minus curvato ; limbi subregularis 
v. plus minus irregulati- -obliqui lobis 5, inæqualibus, valvatis. Sta- 
mina 5, cum lobis corollæ alternantia ; filamentis tubo insertis, mar- 
gine sæpius pilosis papillosisve, liberis v. pilorum ope in tubum coalitis 
spurieque 1-adelphis (Tyrimnus, Silybum, Galactites); antheris mar- 
gine in tubum cohærentibus, connectivo producto superne coronatis 
basique sagittata auriculis 2 plus minus caudatis auctis; loculis 2, 
trorsum rimosis, Germen inferum, 1-loculare ; stylo basi plus minus 
dilatato, superne 2-lobo ; ramis brevibus v. rarius elongatis obtusius- 
culis. Ovulum 1 Fate supra basin loculi excentrice insertum, ana- 
l'opum ; micropyle infera. Fructus siccus, lævis v. 5-10- -costatus, apice 
umbonatus et pappo coronatus, areola basilari v. nunc plus minus 
magisve (Serratula) laterali insertus, indehiscens; semine suberecto 
exalbuminoso; embryonis carnosi oleosi cotyledonibus plano-con- 
VexIS; radicula brevi infera. — Herbæ annuæ v. perennes, simplices 
Y. ramosæ; foliis alternis, sæpe decurrentibus, sinuatis, dentatis, 
serratis, binhalitiis v. pinnatisectis; dentibus lobisve cilatis v. S@pius 
Spinosis; capitulis terminalibus, pedunculatis, solitariis v. cymosis, 
une subsessilibus dissitisve ; receptaculo superne plano v. concavius- 
culo, nudo, foveolato v. breviter fimbrillifero (Onopordon), sæpius 
