330 MONOECIA— MONANDRM, 



5-toothed. Cor. campanulate. Stain. 3, grow- 

 ing to the tube of the corolla, fertill fl, 

 Cal. and Cor. as in the sterile. Germen infe- 

 rior ; style 1 ; stig. 3. Berry 3-celled, many- 

 seeded. 



570. MOMORDICA. sterile fl. Cal. 5— 6-cleft. 



Cor. 5 — 6-parted. Filam- 3. fertile fl. 

 Style 3-cleft. Pepo dry, bursting elastically. 



571. SICYOS. sterile fl. Cal. 5-toothed. Cor. 



5-parted. Filam. 3. fertile fl. Style 3 

 cleft, Pepo 1 -seeded. 



MONOECIA. 

 MONANDRIA. 



524. ZOSTERA. Grass-wrack. Fluviales. 



Z. marina: leaves entire, somewhat 3-nerved ; stem 

 roundish. 

 HAB. Sea shore. Leav. linear, 3-4 tin, broad, 2 — 

 4 ft. long ; spad. lin., sheath, 



525. CAULINIA. Fluviales. 



1. C.flexilis: leaves verticillate by sixes, linear, den- 



ticulate at the extremity, spreading. 

 HAB. Flowing water. Aug. — Sept. U ? Stem 

 submerge branch. ; fl. axill., sess. 



2. C.fragilis: leaves by threes, or opposite, linear- 



subulate, recurved, with aculeate dentures, rigid, 

 HAB. Ditches, &c. Aug. Stem long, brittle, sub* 



526. ZANN1CHELLIA. Horned pondweed. Flu 

 viales, 



1. Z. palustris : anther 4-celled ; stigmas entire; peri- 



carps toothed on the back. 

 HAB. Ditches, &c. © . Stem long, filif. ; leav. 

 oppos., lin. : fl. axill., small. 



2. Z. intermedia* : anther 2-celled ; stigmas dentate 



senate ; seed smooth, entire on the back. 



