THE GREEN ALGAE OF NORTH AMERICA 



Hydrodictyon, 161, 175. 



reticulatum, 176. * 

 Hyella. 



caespitosa, 370. 

 Hypogynous, 224. 

 Idioandrosporous, 224. 

 Ilea, 206. 



fulvescens, 204, 206. 

 .Ineffigiata, 138. 



neglecta, 138. 



Instructions for collecting, 85. 

 Interior autheridium, 224. 

 Iridaea, 148. 



laminarioides, 282, 287. 

 Isokontae, 90. 

 Keys, 83. 

 Kirchneriella, 171. 



lunaris, 171. 



v. Dianae, 171. 

 Laminaria, 282, 324. 



longicruris, 286. 



Sinclairii, 283. 

 Lateral conjugation, 102. 

 Laurencia. 



obtusa, 278. 

 Leathesia. 



difformis, 284. 

 Leiosperma, 102. 

 Lemna. 



gibba, 147. 



minor, 147. 



trisulca, 146, 147. 

 Lithodertua, 290. 

 Lithothamuion, 372. 

 Littorina. 



palliata, 280. 

 Lunatia. 



heros, 292. 



Lycopodioideae, 410. 

 Lyngbya, 198. 



aestuarii, 341. 



confervoides, 432. 

 Macrandria, 229, 235, 243, 247. 

 Macrandrous, 224. 

 Mastigocoleus. 



testarum, 370. 

 Mesocarpaceae, 121. 

 Mesocarpicae, 122. 

 Mesocarpus, 121. 



crassus, 125. 



macrosporus, 125. 



nummuloides, 123. 



parvulus, 123. 



pleurocarpus, 125. 



recur vus, 123. 



robustus, 124. 



scalaris, 123. 

 Mesogloia. 



divaricata, 284. 

 Mesospore, 102, 225. 

 Micrasterias. 



falcatus, J57. 

 Microchaete. 



grisea, 293. 

 Microcladia. 



boreal is, 345. 

 Microcystis. 



Paroliniana, 309. 

 Microdictyon, 283, 366, 367, 376. 



Agardhianum, 366. 



crassum, 366. 



umbilicatum, 366. 

 Microspora, 96, 192. 



amoena, 185, 193, 330. 

 f. crassior, 193. 



crassior, 185, 193. 



floccosa, 194. 



Loefgrenii, 193. 



pachydernia, 193. 



quadrata, 194. 



stagnorutn, 193, 194. 



tumidula, 194. 



Willeana, 194. 



Wittrockii. 193. 

 Microthamnion, 294. 



Kuetzingianuni, 294. 



strictissimuin, 295. 



v. macrocystis, 295. 

 Monoecious, 224. 

 Monostroma, 139, 207, 219. 



angicava, 210. 



arcticum, 210. 



v. intestiniforme, 210. 



Blyttii, 213. 



crepidinum, 211. 



cylindraceum, 210. 



fuscum, 207, 211, 213. 

 f. Blyttii, 213 

 f. splendens, 213. 



Grevillei, 209, 210. 

 v. intestiniforme, 210. 

 v. lubricum. 209. 

 v. Vahlii, 209, 210. 



groenlandicuui, 196, 207, 208. 



Lactuca, 209, 210. 



latissimum, 207, 211. 



leptodernium, 213. 



liibricum, 209. 



orbiculatum, 212. 

 v. variuni, 212. 



pulchrum, 211. 



quaternarium, 212. 



