Gardneriane. N. O. Ranunculacee Cabombee. 
TAB. DCXLE. 
CaBoMBA PIAUHYENSIS. Garda. 
Glaberrima, foliis natantibus peltatis linearibus, floribus roseis, 
antheris extrorsis lineari-oblongis, carpellis 2-3, seminibus 
echinatis. 
Cabomba Piauhyensis. Gardn. Herb. Fl. Bras. n. 2478. 
Has. In the stagnant waters of a large lake at Algadoés, in the 
south-west of the province of Piauhy, Brazil. July, 1839. 
Much diversity of opinion has existed among Botanists as to the place 
which Cabomba, and its ally Brasenia, ought to hold in the natural 
hey appear true Ranun- 
t 
culaceous plants, which ought to constitute a distinct tribe between 
Ranunculee, DC., and Helleboree DC. e following reasons.— 
Tn the first place, the habit of Cabomba is quite that of the Batra- 
. : 
of Nympheacee and Nelum- 
ee — scarcely can be considered as more than tribes of one group. 
G 
Fig. 1. Floating | _ « 
Stamen. /f. 5, Pistil.  f aoe. 1.9. P 
laid open :—magnified, 
etl: £4 
Jf. 6. Carpels. f.7. Seed. f. 8. Seed 
