FLORA OF BRAZIL. 223 



Hab. Serra de Araripe, Province of Ceara. Oct. 1838. 

 Frutex bipedalis. Folia pennivenia, 18 lin. longa, 3-4 lin. 



lata. Involucrura laxe imbricatum. Corolla violacea. Pap- 

 pus argenteus. 

 Nearly allied to V. debilis, Mart. (Gardn. n. 872), but from 



which it is readily distinguished by its narrower and much 



acuminated involucral scales. 



4793. V. tricephala ; fruticosa, erecta, ramosa, ramis teretibus 

 striatis cano-tomentosis, foliis petiolatis anguste lanceolatis 

 basi acutis apice acuminatis supra villoso-subtomentosis 

 demum glabratis subtus lanuginoso-tomentosis, ramis flori- 

 dis scorpioideis, capitulis ad axillas foliorum 1-3 sessilibus 

 folio multo brevioribus 25-floris, involucri squamis dorso 

 tomentosis lineari-oblongis acuminatis, corolla extus hir- 

 tella, achaenio piloso, pappi serie externa paleacea brevi. 



Hab. Near Conceigao, Province of Minas Geraes. Aug. 

 1840. 

 Frutex 4-pedalis. Folia pennivenia, plerumque deflexa, 



2i-3 poll, longa, 6-8 lin. lata. Involucrum laxe imbricatum. 



Corolla purpurea. Pappus albidus. 

 Also allied to V. debilis, but very distinct. 



4/ 79. V. reflexa ; fruticosa, erecta, ramosa, ramis eiongatis 

 teretibus striatis villoso-tomentosis, foliis subsessilibus 

 oblongo-lanceolatis utrinque obtusis apice apiculatis subin- 

 tegerrimis utrinque cinereo-villoso-subtomentosis supra 

 demum glabratis, ramis floriferis eiongatis subscorpioideis, 

 capitulis axillaribus sessilibus solitariis geminisve 20-25- 

 floris, involucri squamis dorso villoso-tomentosis lineari- 

 lanceolatis longe acuminatis pungentibus, externis ciiiatis 

 apice reflexis, intimis coloratis serrulatis, acheenio sericeo- 

 villoso, pappi serie externa paleacea lanceolata acuta 

 brevi. 



Hab. Arid Campos near Formigas, Province of Minas Ge- 

 raes. July, 1840. 

 Frutex 2-3-pedalis. Folia 12-15 lin. longa, 3-4 lin. lata, 



Pennivenia, subdenticulata. Corolla glabra, violacea. Pappus 



sordide albescens. 



