23 



CENCHRUS L. SP., PL. 2. 1050. 1753 



Cenchrus incertus M. A. Curtis. — Small Flora 109. 

 Beale 160. Am. Grasses II, 109, Fig. 405. Along the seashore 

 in loose sand. 



Cenchrus macrocephalus (Doell) Scribn. — Small Flora 

 109. Am. Grasses II, 110, Fig. 406. In sand along the sea- 

 shore. Less common than the above. 



Cenchrus tribuloides L. — Britton & Brown, Illus. Flora 

 I, 127, Fig. 284. Small Flora 108. Am. Grasses I, 75, Fig. 69. 

 A very common and pernicious weed everywhere along the 

 sandy coast. 



Cenchrus myosuroides H. B. K.— Small Flora 109. Am. 

 Grasses I, 76, Fig. 70. Inserted here on the authority of Rev. 

 A. B. Langlois, Catalogue Provisoire de la Basse-Louisiana, 



1887. 



STENOTAPHRUM TRIN. FUND. AGROST. 175. 1820 



Stenotaphrum secundum (Walt.) Kuntze. (Stenota- 

 phrum Americanum Schrank.) — Small Flora 110. Beale 167. 

 Am. Grasses I, 78, Fig. 72. Very common in vicinity of New 

 Orleans, especially near the borders of Lake Pontchartrain. 



HYDROCHLOA BEAUV. AGROST., 165. 1812 



Hydrochloa fluitans (Michx) Nash. (H. Caroliniensis 

 Beaux.)— Small Flora 111. Beale 170. Very common in 

 ponds in the pine barrens and also in ponds along the Missis- 

 sippi River, New Orleans. 



LUZIOLA JUSS. GEN., PL. 33. 1789 



Luzifla Peruviana A. F. Gmel.— Small Flora 111. Beale 

 172. Not uncommon in ponds in vicinity of New Orleans. 



ZIZANIA L. SP., PL. 2 :991. 1753 



Zizania aquatica L. — Britton & Brown, Illus. Flora I, 128, 

 Fig. 286. Small Flora 132. Beale 173. Am. Grasses II, 113, 

 Fig. 409. Common over the State in swamps and on the edges 

 of bayous. 



