34 FIELD COLUMBIAN MUSEUM BOTANY, VOL. 2. 



the older Dutch tile roofs at Caguas, Porto Rico (245). Rock crevices 

 near small aguadas, San Miguel Cozumel (1473). 



BOEHMERIA RAMIFLORA Jacq. Enum. PI. Carib. 31. 



l~ River bank near San Domingo city (770). Leaves 7-13 x 5.5-10 



cm., panicles 11-18 cm. 



OLACACE.E. 



SCHCEPFIA DIDYMA Wr. Griseb. Cat. PI. Cub. 119. 



Among the shrubs lining the higher beach dunes at Santurce, 

 Porto Rico (285). In appearance a maytenus-like shrub with vac- 

 cinium-like flowers. 



POLYGONACE.E. 



POLYGONUM PORTORICENSE Bert, ex Endl. Flor. Suppl. 4: ii, 47. 

 Border of stream in pasture at Caguas, Porto Rico (241). 



ANTIGONON LEPTOPUS Hook. & Am. Bot. Beechy 308. 



Low field at Catano, Porto Rico (185), showing no indication of 

 having been planted. Probably an escape. 



PODOPTERUS MEXICANUS Humb. & Bonpl. PI. Aeq. 2:89. 



Sand dunes at Progreso, Yucatan, in fruit only (1668). 



COCCOLOBA UVIFERA (Linn.) Jacq. Amer. Pict. t. no. 



Polygonum uviferum Linn. Sea shores throughout the voyage ex- 

 cept on the Alacran shoals, Bermuda south of Paget's, San Juan Bay 

 at Catano, and Santurce, Porto Rico (178), ripe dried fruit 1.2 cm. 

 diam. Culebras Isl. (1786), leaves large and broad for a shrub, 10 x 15 

 cm.; St. Thomas at Whitewater Bay, Ratones Isl., Port of Ponce 

 and the shores of Ponce" Bay, sandy shores of Guanica Bay, Porto 

 Rico; Sand Point, Mona Island; Port Antonio, Jamaica; bay shores, 

 Santiago de Cuba; south shore of Cayman Brae (1225); Spot Bay, 

 Grand Cayman, and a large tree notable for its height and girth at 

 Georgetown (1406). On the east shore of Cozumel (1590), and the 

 beach at Progreso, Yucatan. 



CHENOPODIACE^E. 



CHENOPODIUM AMBROSIOIDES Linn. Sp. PI. 219. 



Waste places about Pagets, Bermuda (62). Waste ground and 

 road sides south of Charlotte Amalia, St. Thomas (512). The species 

 appears to be introduced in both localities. 



CHENOPODIUM MURALE Linn. Sp. PI. 219. 



Roadsides, where it is always found to be browsed upon by 

 cattle, Guanica, Porto Rico (744). 



ATRIPLEX CRISTATA Humb. & Bonpl. ex. Willd. Sp. PI. 4:959. 



Leaves irregularly slightly and unevenly denticulate, or often 

 entire, plainly mucronate, pale green above, silvery beneath, disk bi- 

 or tri-cristate. Shore of lagoon south of Progreso, Yucatan (1721). 



