No. 50.] 
137 
Order CUCURBITACE.E. The Gourd Tribe. 
SiCYOS, L. Single-seeded Cucumber. 
angulatus, L. Cultivated grounds and river banks. August. 
Hexameria, To7T. <^ Gr. 
echinata, Torr. <^ Gr. Momordica echinata, Willd. Sicyos lo- 
batus, Michx. Moist alluvial soils. August. 
Order GROSSULARIACEiE. The Currant Tribe. 
RiBES, L. Currant and Gooseberry. 
prostratum, VHerit. R. rigens and trifidum, Michx. Rocky 
places ; northern and western counties. May. 
floridum, VHerit. R. recurvatum, Michx. Wild Black Cur- 
rajit. Woods and hedges. May. 
hirtellum, Michx. R. saxosum, Hook. Rocky places. May. 
rotundifolium, Michx. R. triflorum, Willd. Wild Gooseberry . 
Rocky woods, and on mountains. May- June, 
lacustre, Poir. Catskill mountains. May-June, 
cynosbati. L. Mountain woods. May- June. 
Order CACTACEiE. The Cactus Tribe. 
Opuntia, Toum. Indian Fig. 
vulgaris, D. C. Cactus opuntia, L. Prickly Pear. Rocks, and 
in sand. June -July. 
Order CRASSULACEiE. The House-leek Tribe. 
Sedum, L. Stone-crop. 
telephioides, Michx. Rocks on Seneca lake. Prof. J. Hall. 
Penthorum, L. 
sedoides, L. Low wet places. July-August. 
Order SAXIFRAGACE^. The Saxifrage Tribe. 
Saxifraga, L. Saxifrage. 
virginiensis, Michx. Rocks. April-May. 
pennsylvanica, L. Swamps and bogs. May-June. 
[Assembly, No. 50.] 18 
