316 FLORA NIGRITIANA. 
—Quorra River, at Abdh, Vogel, who remarks that the fruit 
is eaten by the negroes, and that the tree forms a thicket 
along one side of the creek. It is found also in Senegal and 
in Guinea. j 
The Senegambian collections contain also the P. erinaceus, 
Poir. ; the P. lucens, Lepr., and a fourth apparently undescribed 
species. 
Osrryocarrus, Hook. fil. (nov. gen.) 
Calyx breviter campanulatus, basi contractus, ore obscure 5-den- 
tato. Vexillum late rhomboideum, ungue brevissimo lato, 
glabrum, recurvum. Ale vexillum equantes, oblongo-cultri- 
formes, basi hine auriculate, ungue gracili. Carine petala alis 
conformia. Stamina 10, diadelpha, antheris ovatis. Ovarium 
sessile, sericeo-pubescens, triovulatum, stylo glabriusculo 
filiforme apice stigmatoso. Legumen orbiculare, plano-com- 
pressum, coriaceum, margine seminifero incrassato canalicu- 
lato, abortu monospermum. Frutex sarmentosus, foliis 
impari-pinnatis, floribus paniculatis. 
1. Ostryocarpus riparius, Hook. fil.—Sierra Leone and Fer- 
Po, Vogel; Sierra Leone, Don; Senegambia, Heudelot. 
Rami lignosi, cortice pallido verrucoso, uti folia glaberrimi. 
Petioli strict, teretes, supra sulcati, 4-8 poll. longi. Foliola 
bijuga eum impari, opposita, 6-8-pollicaria, coriacea, petio- 
lulata, oblonga, utrinque rotundata v. subacuta, reticulatim 
venosa, Panicule axillares terminalesque, petiolo #qu- 
longs v. longiores, ramos, ramis pubescenti-sericeis multi- 
floris. Flores flavidi in ramulis propriis glomerati, pedi- 
cellis } lin. longis. Calyx pubescens 14 lin. longus, brac- 
teolis parvis rotundatis appressis. Petala 3 lin. longa 
Legumen in sicco atrum, 2 poll. longum, ut videtur inde- 
hiscens, valvis planis obscure reticulatis. Semen immaturum 
1 poll. longum, oblongum, in medio legumine situm. 
This plant has the habit of some of the smaller-flowered 
"Lonchocarpi, but the stamens are distinctly diadelphous, and 
the pod is remarkable. 
“1, Lonchocarpus Formosianus, DC. Prod. 2. p. 260.—Robinia 
