128 



FIELD COLUMBIAN MUSEUM BOTANY, VOL. 2. 



Leaves similar to the last in shape but averaging much smaller, 



and with crenate dentations tending to 

 laceration, and even lobation, on one 

 side toward the base. 



Habitat: The Atlantic coast of 

 North America from the Connecticut 

 shore to South Carolina, and on the 

 strand of the Great Lakes. One 

 specimen in Herb. N. Y. Bot. Garden 

 from the Channel Islands, England, 

 is doubtless a ballast plant from the 

 above habitat. 



Specimens examined: Orange, Con- 

 necticut, Bissell 69; shores of Long 

 Island, New York, Torrey ; Atlantic 

 City, New Jersey, Parker; Walnut 

 River, North Carolina, Knowlton, Smith's Island, North Car- 

 olina, Herb. Biltmore 49860; North Carolina coast, McCarthy; 

 mouth of Stone River, South Carolina, Gibbes ; Lake Erie, Canadian 

 side, Coville, Pollard; Sandusky, Ohio, Moseley ; Indiana shore, Lake 

 Michigan, Umbach; Illinois shore, Lake Michigan, Vasey, Scammon, 

 Lansing; Wisconsin shore, Lake Michigan, Lapham, Fellows, Hasse; 

 and Michigan shore, Lake Michigan, Ultne, Wheeler. 



CAKILE ^EQUALIS L'Herit. de C. Syst. , 2:430. 



Silique short-pediceled, very slender, elongated-subcylindrical, 

 curved and long-pointed, 2.4-2.6 cm. 

 long, the articulation transverse and un- /,\ 

 lipped. Upper joint pugiform, gradu- 

 ally narrowing from the base to the 

 apex, in section quadrilateral, with a 

 slightly marked striation on each facet; 

 seed ovoid, 3.7 x 1.7 mm., pinkish. 

 Lower joint subcylindrical, tapering 

 slightly to the base, elliptic in section 

 and nearly smooth; seed 3.9 x 1.6 mm. 

 Stems somewhat ligneous, virgate, 35-50 

 cm. long, leafy branches extended. 

 Leaves thin, ovate-lanceolate, narrow- 

 ing to a short and slender petiolar base, 

 shallow and irregularly crenate-dent- 

 ate above the middle, 4-6.5 cm. long. 



Habitat: From the Bahamas westward to the Alacran Shoals. 

 The principal Antillean representative of the genus. 



Specimens examined: New Providence, Bahamas, Cooper 88; 

 St. Thomas, Eggers 209; New Fort, St. Croix, Ricksecker 68 ; Cule- 

 bras Island, Millspaugh 626, (see p. 43 under C. maritima); Santurce, 

 Porto Rico, Heller 256, Millspaugh 272, (ibid); Bayamon, Porto Rico, 

 Sintenis 1265 ; Playa, Porto Rico, Millspaugh 676, (ibid); Guanica, Porto 

 Rico, Sintenis 3503 and Cabo Rojo jp/; Hastings, Barbados, Waby 31 ; 

 The Creek, Cayman Brae. Millspaugh 1159, 1179, (ibid); Spot Bay, 



