CATALOGUE. 75 



CERATOPHYLLACE^. 

 Hornwort Family. 



1232. Ceratophyllum demersum, L. Hornwort. 



Jackson, (Bush), Pike, (Pech). 



CALLITRIOHAOEiE. 



Water Starwort Family. 



1233. Callitriclie Austini, Engelm. Water Starwort. 



"Missouri," (Gray's Manual, 5th Ed). 



1234. heterophylla, Pursh. 



Greene, (Shepard). 



1235. verna, L. 



Jackson, (Bush), Pike, (Pech). 



EUPHORBIACE^. 



• Spurge Family. 



1236. Euphorbia commutata, Engelm. 



Franklin, Jefferson & St. Louis, (Letterman). 



1237. corollata, L. 



Common. 



1238. dentata, Michx. 



Common. 



1239. dictyosperma, F. & M. 



Clay & Jackson, (Bush). 



1240. discoidalis, Chapm. 



Franklin, Jefferson & St. Louis, (Letterman). 



1241. Geyeri, Engelm, 



Jackson, (Bush). 



1242. heterophlla, L. 



Boone, (Tracy), Jackson, (Bush), Pike, (Pech). 



1243. humistrata, Engelm. 



Common. 



1244. hypericifolia, L. 



Common. 



1245. maculata. 



Common. 



