359 
eiter 94 Jongis, 14 Jatis. — Specimina Sellowiana diffe- 
ıunt a Pöppigianis folis obovatis nee oblongo - obovatis, 
breyius petiolatis, dentieulatis nec dentato-rumcinalis, sub. 
tus virescenti nec albo- iomeniosis. — Monte Video (Com- 
merson; Sellow); Chili pr. Concon Aug. (Pöppig). (v. 
sp. 5. 00.) 
32. CHEVREULIA. 
(Cass. Diet d. sc. nat. VIIL p. 516. Xeranthemi 
sp. Aub. d. Pet. Th. Zussilaginis sp. L. Pers.) 
Capitulum inaequaliflorum, discoideum, floxibus mas- 
eulis (% Cass. 1. c.) päueis in centro, foemineis pluriseria- 
kibus in ambitw. Achaenium obcompressiusculum, bico 
slatum, costis angularibus, rostratum, rostro longo, fili- 
formi, puberulum. Pappus 1-serialis, mediocris, corollam 
aequans, Corolla gracilis, marium regularis, 5-dentata; 
2: lingulala, lingula lineari, angustissima, tubo breviori 
“ ejusque basi ipsa angusliori, apice denlata. Antherae in- 
. elusae, alis obtusiusculis, in floribus 2 ne vesügia qui- 
dem. Rhachis nuda. Involuerum primum cylindraceum, 
oblongum, deinde turbinatum, flores aequans, fruclibus 
brevius, foliolis lucidis, glabris, subinlegerrimis, 1-ner- 
vis, margine praecipueque apice late scariosis, oblusis, 
ex ovatis in Iineari- elliptica. — Herbae Brasilienses, pu- 
sillae, ramosae,, rhizomate glabro, tenui, prostrato, ligne- . 
scenti; capitulis perleclis, caules inferne ramosos, ramos- 
que albo-tomentoso-Ianatos, ereelos s. parum adscenden 
tes debiles, foliis conferlis, oppositis, basi subconnalis, 
semiamplexicaulibus, 1-nerviis, avenlis, sublinearibus, sub 
tus albo-tomentosis, 'mucronulatis, inlegerrimis, margine 
planis inferne teclos, superne longe aphyllos, filiformes, 
flexuosos, deinde gemma quadam laterali magnopere evo- 
Iuta in latus rejeclos lerminantibus. 
