222 



foliis lanceolatis inferioribus inferne longe attenuatis rarius 

 sinuato-dentatis supremis integerrimis basi amplexicauli- 

 bus, involucro cylindraceo, radice repente. 

 Hab. Lurin, near Lima. 



Of this, there is only one specimen with a single flower, 

 and that not very perfect, so that I refer it, doubtfully, to the 

 genus Prcenanthes. The root is long and creeping. Lower 

 leaves 6-7 inches long; those of the stem 3-4, becoming 

 smaller upwards, and amplexicaul. 



II. CARDUACE^. 

 (* ONOSERIDEiE. Kuutk.) 



2. Homanthis pinnatifidus ; acaulis, foliis pinnatifidis, scapis 

 unifloris, foliolis involucri exterioribus dentato-spinosis. 

 Humh. et Kunthi Nov. Gen. v. 4. p. 308. — Chsetanthera 

 pinnatifida. Humh. et BonpL PL JEq. v. 2. p. 170. f. 136. 



Hab. Mountains, about Pasco. 



3. Mutisia vicicBfolia. Cav. Ic. v. 5. p. 62. t. 490. Pers. 

 Syn. PI V. 2. p. 453. 



Hab. Obrajillo, in the Valley of Canta. 



Flowers more than 4 inches long. 



Bridgesia. {Nov. Gen.) 



Gen. Char. Involucra biserialia, basi unibracteata, plurima 

 in globum congesta, triflora; squamis biserialibus, 1 ex- 

 terior, 4 interiores. Corollce bilabiatae, labio exteriore 

 oblongo 3-dentato : interiore bipartite, laciniis linearibus 

 reflexis. Pappus subplumosus. — Herbae lanuginosce. 

 Flores in capitulis glohosis collecti. 



4. Bridgesia echinopsoides. (Tab. XCIL) 



Caulis ramosus, herbaceus, teres, ubique lanuginosus. Folia 

 4-5 uncias longa, pinnatifida, basi amplexicaulia, aurita, 

 laciniis lato-ovatis, sinuato-dentatis, marginibus subre- 

 curvis, supra nudiuscula, subtus niveo-tomentosa, nervosa. 

 Flores axillares terminalesque. Involucra pentaphylla, 

 basi squama sen bractea suffulta, in globum unciam 



