of the Class Composita. | 259 
1. E. salsoloides. 
In Chili. Ruiz et Pavon. o. 
The naked receptacle, the rays of the pappus disposed in a 
simple series, and the habit of the plant itself, readily distinguish 
this genus from the rest of this group. 
Trib. 7. Murisem. Receptaculum nudum. — Flosculi difformes : 
disci tripartito-bilabiati. Antherarum aristis subplumosis. 
Stigmata obtusa, pruinosa, partim connata. Frutices sepe 
scandentes, foliis apice cirrhosis ! 
Mutista, L. 
Involucrum polyphyllum, multiplici serie imbricatum : squamis 
latis, integerrimis. Receptaculum nudum. Flosculi radii 
foeminei, ligulati: ligula ampla, multinervia (nervis 10 v. 
15 parallels nunc superné dichotomis, extimis longe intra- 
marginalibus), apice tridentata, fauce sepé ad interiüs den- 
tibus (labello interiore) accessoriis lineari-setaceis munita : 
disci masculi: tubo 10-nervio: limbo alte tripartito-bilabiato ; 
labio interiore bipartito, revoluto, segmentis binerviis ; ezr- 
leriore multó majore, ligulato, 8-nervio (nervis alternis se- 
cundariis prope apicem omninó obliteratis) obtuse triden- 
ticulato. Anthere omninó exserte, in tubum connate, 
appendicula longissimá, lineari-ligulaté, obtusá, coriaceá 
terminate, basi biaristatz : aristis preelongis, pubescenti- 
bus, subplumosis. Stylus basi callosus. Stigma bilobum : 
lobis obtusis, pruinosis. Achenia linearia, compresso-qua- 
drangula, glabra: disco epigyno parùm dilatato. Pappus 
deciduus: radiis validis, compressiusculis, filamentoso-plu- 
mosis, simplici ordine copiosis, contiguis : villis mollis 
caducis. 
+ ticos 
