FLORA NIGRITIANA. 405 
There is also one true Hedyotis, from Senegambia; H. 
Goreensis, DC. 
Oromerta, (gen. nov.) e tribu Hedyotidearum. 
Char. Gen.— Calycis tubus oblongus, limbus 4-5-partitus, la- 
cinia altera foliacea ceteris multo longiore. Corolle tubus 
filiformis, apice paullo dilatatus, ad faucem intus pilosus, 
limbi laciniis 5 lineari-oblongis, sstivatione imbricata. An- 
there lineares, intra villos faucis subsessiles. Stylus disco 
carnoso impositus, filiformis, apice vix brevissime bifidus. 
Ovarium biloculare, loculis multiovulatis. Capsula oblonga, 
calycis laciniis coronata, submembranaceo-dicocca, coccis intus 
longitudinaliter dehiscentibus placentas lineares denudanti- 
bus. Semina plurima ovoidea v. angulata.—Habitus Otio- 
phore. 
1. Otomeria Guineensis, Benth.—Grand Bassa, Vogel, Ansell. 
Suffrutex ramosus, bipedalis; ramis herbaceis teretibus v. 
obsolete tetragonis, presertim ad nodos pilosis, demum gla- 
bratis. Vagine stipulares brevissime, divise in lacinias 
cilizeformes pilosas utrinque circa 6. Folia petiolata, 1-1}- 
Pollicaria, ovata, acutiuscula, basi cuneata, membranacea, 
penninervia, ad costas petiolosque parce pilosa, cæterum glabra. 
Spice terminales, solitariz v. tern, semipedales, glabre v. 
minute puberule, interrupte multiflore. Flores secus rhachin 
geminatim sessiles, fasciculis alternis, in spica juniore ap- 
proximatis, demum remotis, bracteis minutis fultis. Calycis 
tubus glaber, per anthesin lineam longus, lacinia maxima 
2 lin. longa, oblonga v. lanceolata, viridis, glabra, cæteræ 
multo minores, dentiformes, inter se inzequales, una sæpe 
deficiente. Corolle tubus tenuissimus, 3 lin. longus, 
extus subglaber; limbi laciniz vix lineam longs, extus hir- 
telle, intus glabre. Capsula 2 lin. longa, lateraliter sulcata. 
Semina in quoque loculo 10-20, mutua pressione difformia, 
testa tenui foveolato-exculpta, albumine carnoso, embryone 
recto. ; 
This curious genus has so exactly the peculiar inflorescence 
