58 TEAlfSACTIONS A^"D PKOCEEDIXGS OF THE [Sess. lviii. 



Nes.ea salicifolia, H. B. K. 



Hab. — Eio Pilcomayo in campo, by margin of monte. 



JuSSI.3Li BRACHYCARPA, Micheli. 



Hab. — Eio Pilcomayo. 



Banaea tomentosa, Clos. 

 Hab. — Rio Pilcomayo. 



TcRNERA ULMiroLiA, L. var. 

 Hab. — Rio Pilcomayo. 



Passifloea Gibeeti, X. E. Br. (u. sp.). — Caule scandente 

 tereti glabra ; foliis profunde trilobis, basi late rotundatis 

 vel sub-cordatis lobis oblongo-lanceolatis, subacutis, basi 

 pauce serratis, utrinque glabris ; petiolis 2— 6— glandulosis, 

 pedunculis quam petioli longioribus ; stipulis foliaceis, 

 falcato-lanceolatis vel falcato-ovatis, acntis, mucronatis ; 

 bracteis liberis, ovatis acutis, mucronatis, basi serratis ; 

 calycis tubo brevissimo, basi intruso, sepalis oblongis 

 obtusis, dorso sub apice processu perlongo acuto munitis ; 

 petalis oblongis obtusis, corona faucialis lilamentis 

 subquinqueseriatis, extimis radiatis quam petala i 

 brevioribus, intimis erectis circum gynophorum conniventi- 

 bus eoque paullo brevioribus, intermediis multo brevioribus ; 

 corona media e medio tubi enata, membranacea, deflexa, 

 integra; corona basilari membranacea, cupuliformi, integra: 

 filamentis complanatis, antheris magnis ; ovario ellipsoideo, 

 glabro, stigmatibus crassis clavatis. 



Hab. — Argentine Republic, Gran Chaco, Gibert 43 ■ 

 Kerr ! Paraguay, Balansa, 2202 ! 



Folii lamina 2-2i poll, longa, 2|-3 poll. lata. Petiolus 

 h—1 poll, longus. Pedunculi 1-2 poll, longl Bractese 

 f-1 poll, longse, ;^-| poll, latai. Flcres 3 poll. diam. 

 Comua sepalorum §— f poll, longa. Gynophorum |-t 

 poll, longum. 



Tliis species seems nearly related to P. Sprucci, Mart., 

 and P. vuAacca, Yell. ; from both it differs in the much 

 longer outer filaments of the corona, and from the latter in 

 its glabrous ovary; from the plant figured as P. violacea, in 

 Flora Brasiliensis, vol. xiii., pt. 1, t. 123 (which does not 

 agree with the description given on p. 612 as to the 

 corona), and from that figured in the Botanical Magazine, 



