of the Class Compositce. '237 



natijida, supra dcmum nudiuscula ac viridia, bi- v. tri-polli- 

 caria ; segmentis primariis remotis, li/tcaribus, obtuse pinna- 

 tifido-dentatis, uiitialibus, marginc par ion revolutis ; aliis irt- 

 terjectis, brevissimis, sitnplicibus, integerrimis s. rarius uni- 

 dentatis. Petioli initiates, teretiusculi, basi ditatato-concavi, 

 atque invicem se imbricati. Scapi erecti, cijlindrici, simp/i- 

 cissimi, aniflori, undique copiost fulvescenti-lanati, apicetnque 

 versus squamis aliquot lanceolatis, acaminatis ?nuniti, crassitie 

 pennce corvina, longitadinc palmares v. spitliamcei. Flos ter- 

 minate, solitarius, facie et magnitudine Galardiae bicolori 

 omuinu similis, aureus. Involucrum dense lanatum : squamis 

 fuscescentibus. Pappus niveus. 



1. B. aurea. 



In Chili ad Coquimbo. Caldcleugh. ~n . 



A highly interesting addition to this group, for the discovery 

 of which we are indebted to Alexander Caldcleugh, Esq., F.R.S. 

 and L.S., who amid other more important avocations has not 

 neglected the interests of science during his residence in a part 

 of Chile hitherto but little explored, but has added much to our 

 knowledge of the Chilian Flora, which, as we have already seen, 

 is rich in this department of botany. 



I have dedicated this genus to my much-valued friend James 

 E. Bicheno, Esq., F.R.S., the zealous Secretary of this Society, 

 whose merits as a botanist, and whose liberal views in every de- 

 partment of science, justly entitle him to this compliment. 



Bichenia is most satisfactorily distinguished by its penicillate 

 pappus, the rays of which are disposed in a triple series, and by 

 the ligulate florets of the circumference being furnished with an 

 indefinite number of nerves, which are from 10 to 15, and appa- 

 rently all primary, as they are of equal size, traversing in straight 

 parallel lines the corolla from the base to the apex, where they 



become 



