Dr. B. Seemann on the Bignoniaceae . 31 



Campsidium, Seem, et Reisseck. Chile. 



Campsis, Lour. Asia trop. et subtrop., necnon Amer. subtrop. 



PandoreUj Endl., Seem, xlustralasia et Asia trop. 



** Arbores. 

 Delostorm, D. Don {Codazzia, Karsnt. et Trian.). Amer. trop. 

 Cybistaxy Mart. {Yangua, Spruce). Amer. trop. 

 Zeyherttj Mart. Amer. trop. 

 Sparatiospermaj Mart. Amer. trop. 

 Pajanelia, DeCand. Amer. trop. 



*** Herbae. 

 Argylia, D. Don {Oxymitus, Presl). Amer. subtrop. 



Tribus III. Jacarande^. 



Capsula marginicida, septum valvis oppositum. — Arbores 

 Gerontogsese vel Americanse. 



Jacaranda, Juss. [Pteropodium, Meisn.). Amer. trop. 

 Dolichandrone, Fenzl, Seem. Ind. or. et Austral. [Spathodece 



sp. auct.). 

 Astianthus, D. Don. Amer. trop. (Genera 43.) 

 Heterophragmay DeCand. Ind. or. 



Genera incerta sedis* 



Monttea, Clos. Chile. 

 Reyesia, Clos. Chile. 

 Oxycladus, Miers. Chile. 



I shall not follow any particular order in communicating my 

 investigation, but publish the results as the complete materials 

 come to hand. 



I. Astianthus, D. Don. 



Char. gen. emend. — Calyx tubulosus, ecostatus, limbo 5-dentato 

 sequali. Corolla infundibuliformis, basi tubulosa, limbo bilabiate, 

 labio inf. 3-, sup. 2-lobo. Stamina 4, didynama, cum rudimento 

 quinti. Antherce parallelse, nudse. Stigma bilobum. Capsula sili- 

 quosa, echinulata, 2-locularis, marginicida, septo crasso spongioso 

 Talvis contrario. Semina in quavis septi fascie pluriseriata, minuta, 

 compressa, alata, ala completa subovali, corpore cordate. — Arber 

 30-ped. Mexicana et Guatemalensis, habitu Salicis ; ramis glabris ; 

 foliis teris vel superioribus sparsis, elongate-linearibus, integerri- 

 mis, coriaceis (8-14 pell, long., 2-3 lin. lat.) ; racemis terminalibus 

 ssepe dichotome paniculatis, floribus flavis. — D. Don in Edinb. Phil. 

 Joum. vol. ix. p. 262 (1823) ; G. Den, Gen. Syst. iv. p. 228 ; De 

 Cand. Prodr. ix. p. 177. Species unica: 



Astianthus longifoliusy D.Den in Edinb. Phil. Joum. vel. ix. p. 262 



