ioo Field Columbian Museum Botany, Vol. 2. 



(914, 968); the first with the sharply hastate leaves short (5.5-7 cm.), 

 bilobate at the base and apiculate at the apex (T. Dregeana?); peti- 

 oles often longer than the leaves, and peduncles 6-10 cm. long. The 

 other with lanceolate-cordate-hastate leaves, long pointed, 5.5-9 x 2- 

 3.5 cm.; petioles about one-half the length of the laminae. 



Bravaisia tubiflora Hemsl. Hook Ic. PI. t. 1516. 



East shore of Cozumel Island near the ruined temple only (1580), 

 and along the upper beach near Progreso, Yucatan (1733). This 

 species grows as a spreading shrub about 4-6 feet high. I have never 

 seen it even appear tree-like as Dr. Gaumer reported to Prof. Hem- 

 sley. It is abundant where found, but its localities are infrequent. 



Blechum Blechum (Linn.) comb. nov. 



Ruellia B. Linn. Syst. ed. x:ii50. B. Brownei (Sw.) Juss. Sub- 

 urbs of Port Antonio, Jamaica (898); leaves 3.5-5 x 1.5-2.5 cm., stri- 

 gose-hairy, margin of bracts ciliate. The Creek, Cayman Brae (1 174); 

 leaves 6-9 x 3.5-5 cm. Bodden Bay Road, Grand Cayman (1328); 

 leaves 3-3.5 x 1. 2-1.4 cm - Near San Miguel, Cozumel (1506); leaves 

 broadly ovate-lanceolate 6x4 cm. ; distantly strigose-hairy. 



Ruellia tuberosa Linn. Sp. PI. 635. 



Pasture lands at Guanica, Porto Rico (730). Slopes of San Juan 

 Hill, Santiago de Cuba (1052). Center of island of Grand Cayman 

 (1388). These specimens only differ in the former being more nearly 

 glabrous, in none is the capsule pubescent. 



Ruellia paniculata Linn. Sp. PI. 635. 



Dry sandy fieids and rocky barrens near Progreso, Yucatan (1685). 



Tetramerium hispidum Nees. de C. Prod. 11:468. 



Plentiful in dry sandy fields near Progreso, Yucatan (1683); the 

 usual form of the species. 



Henrva costata A. Gray. Proc. Am. Acad. 21:406. 



Ditches and along the lagoon at Progreso, Yucatan (1661). 



Diapedium assurgens (Linn.) Kuntze Rev. Gen. 485. 



Justicia a. Linn. Dicliptera a. Juss. Plentiful in fields about 

 El Caney (1041) and at the base of Morro Hill (1095), Santiago de 

 Cuba; at the Caleta (1521) and on the east shore of Cozumel Island 

 (1602); and in the neighborhood of Progreso, Yucatan (1711). 



Siphonoglossa sessilis (Jacq.) Oerst. Kjoeb. Vid. Meddl. 159. 



Justicia Jacq., Rhytiglossa Nees. Dianthera Griseb. Dry fields 

 near Progreso, Yucatan (1656), stunted specimens only at this season. 



Justicia periplocefolia Jacq. Coll. Suppl. 5 t. 7. 



Adhatoda Nees. Roadsides south of Charlotte Amalia, St. 

 Thomas (431); and south shores of Culebras Island (597). 



Dianthera Rugeliana Griseb. Cat. PI. Cub., 196. 



D. obtusifolia Griseb. in PI. Rugel. On old garden spot at Ped- 

 ernales Point, Isle of Pines (1438). 



