214 Mr. D. Don's Descriptions of new Genera and Species 



Flosculi cyanei, omnes hermaphroditi, bilabiati, tubo cylin- 

 drico limbo requali ; labio exteriore elliptico, obsolete; triden- 

 ticulato ; interiore bipartite, spiraliter revoluto : laciniis line- 

 aribus, obtusiusculis, primum margine conglutinatis. An- 

 thera basi longe bisetse, appendicula lineari-lanceolat& ob- 

 tusa terminator. Stigma bipartitum : laciniis semicylindri- 

 cis, apice dilatato-truncatis, minute papillosis, recurvis. 

 Achenia cuneato-compressa, pilosa. Pappus niveus, cadu- 

 cus : radiis phimosis, basi leviter connexis. 



2. L. divaricata, caule diffuse ramosissimo, foliis amplexicaulibus 

 inciso-pinnatifidis. 

 In Chili ad Coquimbo. Caldclengh. © . 



Caulis tripedalis, erectus, ramosissimus, divaricatus, uti cum 

 tota fere herbfi glandulis pedicellatis confertissimis necnon 

 lanugine alb^ parciori instructus. Folia caulina (superiora 

 tantum vidi) remote alterna, amplexicaulia, inciso-pinnati- 

 fida, subtus costa prominenti instructa, lanugine nivea ves- 

 tita, supra opaco-viridia, glandulosa, uncialia v. sesquiun- 

 cialia ; segmentis lanceolatis, cuspidatis, margine revolutis, 

 intewerrimis ; imis duobus sagittas more porrectis. Flores 

 laxe paniculati. Pedunculi filiformes, uti cum involucro 

 copiosissime glandulosi atque lanuginosi, sesquipollicares. 

 Involucram subglobosum, truncatum : squamis multiplici or- 

 dine imbricatis ; exterioribus ovato-lanceolatis, obtusis, ad- 

 pressis ; intimis longioribus, acutis. Receptacuhnn scrobi- 

 culatum. Floscidi flavi, omnes hermaphroditi, bilabiati ; 

 marginales plures (15 — 16) radium cemulantes ; labio exteriore 

 ligulato, tridenticulato, in radio majore patulo, in disco re- 

 voluto ; interiore bipartito : segmentis lineari-angustissimis, 

 membranaceis, prime- conglutinatis, revolutis. Filainenta 

 capillaria, glabra. Anther a basi setis 2 tenuissimis sim- 



plicibus 



