OP ARTS AND SCIENCES. 379 



332. Enteromorpha clatiirata, Grev. (inc. E. Hopkirkii, &c.) 

 Common, east coast. — This and a part oi E. compressa are included 

 by Le Jolis in Uloa clathrata. 



383. Ulva fasciata, Delile. California. 



384. Ulva Linza, Linn. A variety of the next. 



385. Ulva latissima, Linn. Everywhere. 



383. Ulva lactdca, Linn. With the last, but not so common. 



387. Cladophora repkns, Ag. Key West. 



388. Cladophora membranacka, Ag. Key West. 



389. Cladophora rupestris, L. New York northward. 



390. Cladophora cartilaginea, Uupr. West coast. 



391. Cladophora arcta, Dillw. New York northward. 



392. Cladophora lanosa, Roth. Boston ? 



393. Cladophora uncialis, F1. Dan. At different points on the 

 New England coast. 



394. Cladophora glaucescens, Griff. Charleston, S.C, north- 

 ward. 



395. Cladophora flexuosa, Griff. New York, Massachusetts 

 Bay. 



396. Cladophora Morrisi^, Harv. Elsinborough, Del., Miss 

 Morris. 



397. Cladophora refraota, Roth. Charleston, S.C, northward. 



398. Cladophora albida, Iluds. New York and New Jersey. 



399. Cladophora Rudolphiana, Ag. Jackson's Ferry, N.Y. 



400. Cladophora gracilis, Griff. Beesley's Point, N.J. ; Rhode 

 Island ; Nahant, Mass. 



401. Cladophora brachyclados, Mont. Texas. 



402. Cladophora luteola, Harv. Key West. 



403. Cladophora l^tevirens, Dillw. New York ; Boston ; 

 California. 



404. Cladophora diffusa, (?) Harv. New York. 



405. Cladophora fracta, F1. Dan. New York and New 

 Jersey. 



406. Ch.^tomorpha Piquotiana, Mont. New York northward. 



407. Chjetomorpha melagoniuji, Weh. and Mohr. Boston 

 northward. 



408. Cii^tomorpha aerea, Dillw. Newport, R.I. ; New York. 



409. Ch^tojiorpha Olneyi, Harv. Rhode Island. 



410. Ch^etomorpha LONGiARTicuLATA, Harv. Massachusetts and 

 Rhode Island, Jide Harvey. 



411. Ch^tomorpha sutoria, Berk. Stonington, Conn. 



