290 FlKI.D COLU.MIUAN MUSKUM — BoiANV, Vol.. I. 



and the glumes broader, the fourth ghinie is less rigid and appar- 

 ently smooth. 



Southwestern Chihuahua, Mexico (iVo. rrja E. Palmer, 1885); 

 near Tuxtla, Chiapas, Mexico, alt. 2,400 to 2,800 feet, i^No. jo8j 

 Nelson, 1895.)*] 



Sporobolus minutiflorus Link. 



Near Izanial, Sept. (891). Mexico, 1890 [Pri/igle jrjo, Licb- 

 man, JOJ). 



CYPERACE^.t 



Cladium Germanicum Schrad. 



C. marisciis R. Br. Abundant on the margins of cenotes, 12 

 feet high, Izanial, March (436). 



Cyperus canus J. & C. Presl. 



Common on the borders of cenotes near Izamal, 3 feet high, 

 March (483). 



Cyperus ochraceus Vahl. 



Abundant on open lands near Izanial, July to Dec. (388). 



Eleocharis capitata R. Br. 



Abundant on the margins of the shallower cenotes, i foot high, 

 Izamal, Jan. to Dec. (424). 



Scirpus lacustris Linn. ? 



Abundant on the margins of the shallower cenotes, 8 feet high, 

 Izamal, Feb. to March (423). 



PALM^. 

 Cocos NuciFER.A Linn. Coco. 



Tree 50 to 100 feet high, cultivated at Izamal, Jan. to Dec. 

 (373)- 



LEMNACE^. 



Wolffia Braziliensis \Vedd, vide Edmund. P. Sheldon. Yximha. 

 Common in water storage tanks at Izamal, March to August 

 (570). 



BROMELIACE^. 



Akchmea p.kactp:ata (Sw. ) Mez. 



Bromclia Sw. Near Merida. {Schott 8gi). Mez. C, Bromel., DC. • 

 Monogr. Phaner. 9: 1896. 



[Aech.mea laxiflora Benth. 



Not included in Mez. C, Bromel. DC. Monogr. Phaner. 9: 

 1896, as having been collected by Schott in Yucatan. The cor- 

 rectness of including species on page 12 is therefore open to 

 doubt.] 



♦This species comes near our peninsular range, and may yet be found in this Hora. C.F.M. 

 +Determined by Prof. N. L. Britton. 



