AUG. 1895.- FLORA OF YUCATAN MILLSPAUGH. 53 



BORRICHIA, Adans. 



B. arborescens (Linn). DC. 



Buphthalmium arborescens, Linn. Sea shore, Island of Cozumel 

 (Gaumer, 1885). "Bushy, 3 feet; abundant." Islands of Mu- 

 geres and Holbox (Gaumer, 1886). 



WEDELIA, Jacq. 



W. trilobata (Linn.) Hitch. 



Silphium trilobatum, Linn. Wedelia carnosa, Pers. Island of 

 Cozumel (Gaumer, 1885). 



ASPILIA, Thou. 



sp. 



Old clearing near Mascab Pixoy, Jan. 22, 1895 (164). 



VIGUIERA, Less. 



V. helianthoides, H.B.K. 



Island of Cozumel (Gaumer, 1886). 



ELEUTHERANTHERA, Poit. 



E. divaricata (Rich.) 



Dysodium divaricatum, Rich. Melampodium divaricatum, DC. 

 Patio residence of Dr. Gaumer, Izamal, Jan. 13, 1895 (71). 

 Island of Cozumel (Gaumer, 1885 and 1886). 



SPILANTHES, Jacq. 



S. repens (Walt.) Michx. 



Anthemis repens, Walt. Island of Cozumel, marshy places 

 (Gaumer, 1885 and 1886). "Not abundant." 



S. beccabunga, DC. 



Moist soil of pathway to Cedral, Island of Cozumel, Jan. 5, 

 1895 (43). 



HELIANTHELLA, T. & G. 



H. sp. TAH. 



Plentiful in the clearing at the base of the Great Pyramid, 

 Chichen Itza, Jan. 17, 1895 (103), 4 to 6 feet high, flowers 

 bright King's yellow. 



ZEXMENIA, Llav. & Lex. 



Z. trachylepes, Hemsl. 



Yucatan, type loc. ignot. (Johnsoti). 



