14 



echinatus Britton. 

 rotundus L. 

 Fyllingia pumila Miehx. 

 Eleoeharis albida Torr. 



tuberculosa R. Br. 

 aeicularis R. Br. 

 nodulosa (Roth) Schult. 

 mutata (L.) R, & S. 

 Scirpus nanus Spreng. 

 laeustris L. 



Californicus (C. A. Meyer) Britton. 

 lineatus Michx. 

 cylindrieus (Torr) Britton. 

 Fimbristylis castanea (Miehx.) Vahl. 



autumalis (L.) R. & S. 

 Diehromena colorata (L.) A. S. Hitch. 



In marked contrast with the grasses which furnished many 

 novelties, there was not a single sedge collected which has not 

 been reported from many other portions of the state. 



COMMELINACEAE. 



Commelina niidiflora L. 

 erecta L. 

 virginiea L. 



PONTEDERIACEAE. 



Heteranthera limosa (Sw) Willd. 



Pontederia cordata L. 



Piaropus crassipes (Mart) Britton. 



This plant, which is the well known water hyacinth, 

 occurs in deadly abundance all over Louisiana wherevc. 

 there is a suitable water course. Small most unaccountabh 

 narrows its range to Florida and the tropics. Chapman 

 makes no mention of it whatever, even in the 1897 edition. 



