158 Tennessee Flora. 



V. radiata (L.) Dufr. Lamb's lettuce. Glades and copses. 

 M. Tenn. March, April. 



V. Woodsiana (T. & G.) Walpcrs. Moist ground. O. S. 

 March. April. 



V. Woodsiana var. umbilicata Gray, and 



V, Woodsiana var. patellaria Gray. !Moist places in the bar- 

 rens. March, April. 



DIPSACE^ Lindl. 



DIPSACUS L. 



Dipsacus sylvestris Huds. Wild teasel. Waste places. 

 O. S. July-September. 



CUCURBITACE^ Bernh. Juss. 

 CUCURBITA L. 



Cucurbita Melopepo L. Flat squash. Cult. 



C. verrucosa L. \\arty squash. Cult. 



C. maxima DC. Winter squash. Cult. 



C. ovifera Gray. Orange gourd squash, including the Hob- 

 bard and the var. medullosa A. Grav. Vegetable marrow. 

 Cult. 



C. Pepo and Melopepo L. Common and sugar pumpkins. 

 All these varieties are well known to cultivators. 



LAGENARIA Seringe. 



Lagenaria vulgaris Seringe. Cururbita Lagenaria L. Bot- 

 tle gourd. Occurs sometimes self-sown. Summers. 



CITRULLUS Schrad. 



Citrullus vulgaris Schrad. \\atermelon. The citron is a 

 variety with firm flesh, used for preserving. 



CUCUMIS L. 



Cucumis Melo L. ^lushmelon, cantaloupe. Var. flexuosus 

 is the serpent melon ; var. Dudaim, vegetable pomegranate, 

 also named C. odoratissimus, var. Chito, size of goose egg, also 

 called " vine peach." 



C. sativus L. Cucumber. Cultivated in several varieties. 

 Cult. 



C. Anguria L. Gherkin. Small, spiny, used for pickling. 

 Cult. 



LUFFA Roem. 



Luffa cylindrica Roem. and L. angularis R. Towel gourds, 

 dishrag. I'seful as a bathing sponge. Cult. 



