577, 
578. 
519. 
351 
induce us to refer this to Eryngium, to which, however, 
its appearance is altogether foreign. 
(6.) Eryngium depressum (Hook. et Arn.); acaule, 
radice annua, foliis radicalibus lineari-oblongis spathu- 
latis spinoso-dentatis, nervis in limbo divergenti-subra- 
mosis, ramis e collo radicis plurimis ceespitosis diffusis 
dichotomis, capitulis ramulos terminantibus et in dicho- 
tomiis, involucri foliolis paleisque subzequalibus subulatis 
spinosis integerrimis vel spinula brevi utrinque ad 
medium notatis flores sessiles multoties superantibus. 
—ae. rigidum; ramis folium subeequantibus rigidis semel 
bisve tantum furcatis.—s. flaccidum ; ramis folia super- 
antibus elongatis gracilibus trichotome  divisis.—a. 
Chiloe, Cuming (N. 61.); Vina de la Mar, near Valpa- 
raiso; Bridges.—g. Valparaiso, Cuming (N. 390.) Casa 
Blanca, Bridges, 1832 (N. 176.) 
(7.) Eryngium nudicaule, Lam.—Cerro del Morro, in the 
Province of San Luis (4500 feet,) Dr. Gillies; coast of 
Arroyo del Chuelo, Entre Rios, Tweedie.—The teeth 
of the leaves are sometimes entire and not again cili- 
ated, and this brings the species very near E. serratum, 
Cav. All the above species, except the first, belong to 
DeCandolle's third groupe of his first section. 
(8.) Eryngium aquaticum, Linn.—Banks of El Rio 
Chuelo, near Buenos Ayres, Dr. Gillies; ‘Tweedie. 
(9.) Eryngium paniculatum, Laroch.—E. aquaticum, 
Cav. ic. v. 6. p. l7 and 35. in observ. (non Linn.)— 
Near La Guardia del Portrero in Valle del Rio Maypu, 
Chili; and Cerro del Morro in the Province of San 
Luis, Dr. Gillies. Valparaiso; Cuming (N. 915.) 
(10.) Eryngium nudum, Gill. et Hook. in Bot. Miscell. 
v. l. p. 334.— Pampas of Buenos Ayres, Dr. Gillies. 
(11.) Eryngium ebracteatum, Kanina Pun coast 
of the Parana, near Santa Fée, Tweedie. — 
Subgenus Lessonia - 
Frutices, vel arbores parvi; rami dichotomi inferne Suiorum 
delapsorum cicatricibus notati,ad extremitates dense foliosi. 
