CL III.] 6. TOXTELEA TRINERVTA. ti53 



Sir Humphry Davy and Sinclair state the ]jrut!uce of this 

 grass to be equal to that of the Antliomuithinn odoraliini, of 

 the Brovms tectoriim, of the Lolium perennc, of tlie Mc~ 

 lica cccrulea ; (Sir Himiphry Davy's Elcmcnt.H of A^ricuU. 

 CUemiHr. p. 100.; Landwirthschaftl. Zeitung, 1815, \Jd. 

 303. 



6. 



Tontelca trinervia. 



T. foliis oblongis acuminatis trinerviis intcgerrimis utriuque 

 glabris, panicula terminali dichotoma pubescente. 



Hab. in Brasilia. 



Rami teretes, glabri, fusci, cicatricula tuberculosa albida 

 sub quovis ramulo et petiolo. Petioli sparsi, erecto-patentes, 

 pubescentes, subpollicares. Folia subdigitaha oblonga, basi 

 rotundata, acuminata, integerrinia, trinervia, venosa. Pani- 

 cula terminaUs, erecta, pubescens, dichotoma, aphylla. Cul. 

 quinquefidus, minimus. Cor. quinquepetala, calyci affixa, 

 extus pubescens. Stamina tria e membrana urceolata pro- 

 gredientia. Pistillum unicum. Bacca uni-locularis tetra- 

 sperma. 



Genus hoc, Tonsella a Vahho dictum, idem cum Antho- 

 donte Ruiz et Pav., satis adfine Chaetocrateri R. et P. Sa- 

 laciae Lour, et Hippocrateae L., in systemate artificiali locum 

 obtinet prope ab Hippocratea. Hace vero differt potissinunii 

 capsulis tribus bivalvibus, medio dchiscentibus. 



In ordine naturali Casearia% Samydae, Athenaea? Sehreb. 

 et Cedrelae Aubl. coonatum, cum his constituit tribum sinou- 

 larem Samydearum, qua? cum IVIeheis et jVIal])ighieis nuilta 

 habet communia. Stamina urceolo aut membranula' pecullari 

 insidentia, et embryo cotyledonibus plicatis, constituunt cli.i- 

 racterem tribus. 



Nostra species Tonteleae scandenti Aubl. t . 10. vieina. 

 Haec tamen scandit, ramos habet divaricates, folia hand tri- 

 nervia. Reliquae species gaudent vel foliis serratis aut denli- 

 culatis, vel pedunculis laterahbus congestis. 



Z 



