CENTURIA I. PLANTARUM. 291 
fquama flepe in folium enata. Sic differt ab Heli- 
antho giga.nteo caideduplo breviore. Ab Helian- 
tho dccapetalo corolla duplo majore. Ab Helian- 
tho multifloro radiis paucioribus & calyce fquarrofo. 
83. CORF.OPSIS Qeucantbema) foliis pinnatis fer- 
ratis, radio diverfieolore. 
Bidens americana trifolia, leucanthemi flore. Tour- 
nefort. inft. 462. 
Bidens perftaphylla, flore radiato. Plitnufpec. 10. 
Hahitat in America. Miller. 
Defcr. Caidis trium vel quatuor pedum, tetragonus, 
Ia?viufculus: latcribus oppofitis canaliculatis. Ra- 
mi oppofiti. Folia oppofita, pinnata: Foliolis 
quinque, rarius tribus, ovatis, indivifis, glabris, 
sequalibus, argute ferratis, Isvibus, extimis tri- 
bus fsepe confluentibus, latere exteriore fere de- 
currentibus, apice integerrimis. Petioli canalicu- 
Iati, utrinque villo connexi. Flores terminales, 
alterni, duoveltres, pedunculis longiufculis. Calyx 
quinquepartitus, irivolucro feu exteriore calyce pen- 
taphyllo minore. Corolla radius faepius pentape- 
talus, albus : Petalis ovatis, apice tridentatis, in- 
termedio produ£tiore; fubtus trinerviis. Difcits 
parvus, convexus, luteus. Semina corona triden- 
tata, retrorfum hifpida; Seminum difcus pyrami- 
dalis evadit. Planta Bidentis frondofi. Flos Afte- 
ris annui. 
84. CENTAUREA (calcitrapoides) calycibus fub- 
duplicato-fpinofis, foliis amplexicaulibus Ianceo- 
Jatis ferratis. 
Carduus ftellatus, foliis integris ferratis. Magn. 
monfp. 292. 
Hahitat Monfpelii, in Palaeftina. D. Haffelquijl. 
Defcr. Tota planta Centaureas Calcitrapze, fed caulis 
& folia minus hirfuta , & folia minime divifa , te- 
nuiflimeferrata, acuminata,Ianceolata, amplexicau- 
T 2 lia. 
