of the Class Composite. 259 



1. E. salsoloides. 



In Chili. Ruiz et Pavon. q. 



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. Mutisex. Receptaculum nudum. Flosculi ditformes : 

 disci tripartito-bilabiati. Antherarum aristis subplumosis. 

 Stigmata obtusa, pruinosa, partim connata. Frutices scepe 

 scandentes, folds apice cirrhosis ! 



Mutisia, L. 



Involucrum polyphyllum, multiplici serie imbricatum : squamis 



latis, integerrimis. Receptaculum nudum. Flosculi radii 



fcsminei, ligulati : ligula ampla, multinervia (nervis 10 v. 



15 parallelis, nunc superne dichotomis, extimis longe intra- 



marginalibus), apice tridentata, fauce saspe ad interius den- 



tibus (labello interiore) accessoriis lineari-setaceis munita ; 



disci masculi : tubo 10-nervio: limbo alte tripartito-bilabiato; 



labio interiore bipartito, revoluto, segmentis binerviis ; ex- 



teriore multo majore, ligulato, 8-nervio (nervis alternis se- 



cundariis prope apicem omnino obliteratis) obtuse triden- 



ticulato. Anthera omnino exsertae, in tubum connatae, 



appendicula longissim^, lineari-ligulata, obtus^i, coriaced 



terminate, basi biaristatae : aristis prselongis, pubescenti- 



bus, subplumosis. Stylus basi callosus Stigma bilobum : 



lobis obtusis, pruinosis. Achenia linearia, compresso-qua- 



drangula, glabra : disco epigyno parum dilatato. Pappus 



deciduus : radiis validis, compressiusculis, filamentoso-plu- 



mosis, simplici ordine copiosis, contiguis : villis mollissimis, 



caducis. 



Frutices 



