THE GREEN ALGAE OF NORTH AMERICA 



469 



reniforme, 174. 

 Dimorphococcus, 174. 



cordatus, 174. 



lunatus, 175.- 

 Dioecious, 224. 

 Diplochaete, 277. 



laiuellosa, 278. 



simplex, 278. 



solitaria, 278. 

 Diplozyga, 107. 



Dissepiment inferior, 267. 



Dissepiment median, 267. 



Dissepiment superior, 267. 

 Distribution, Si. 

 Division horizontal, 225. 

 Division vertical, 225. 

 Draparnaldia, 300, 302. 



acuta, 303. 



glornerata, 303. 



platyzonata, 304. 



plumosa, 303. 

 Dwarf males, 224. 

 Ecballocystis. 



japonica, 141. 



pulvinata, 141. 



IVilleana, 141. 

 Ectocarpus, 293. 



fasciculatus, 341. 

 Ectosperma. 



clavata, 426. 



cruciata. 428. 



geiuinata, 427. 



sessilis, 428. 

 Elachista. 



fucicola, 279. 

 Elakatothrix, 167. 



atnericana, 167. 

 Ellipsospora, 235, 247, 260, 272. 

 Elodea, 147. 

 Endoclonium, 284. 



Moebiusianum, 285.- 

 Endoderma, 278. 



perforans, 279. 



Pithophorae, 280. 



polymorphuui, 280. 



viride, 279. 



Wittrockii, 279. 

 Endophyton, 282, 283. 



ramosurn, 282. 

 Endospore, 225. 

 Enteromorpha, 148, 195, 208, 214, 



341- 

 acanthophora, 200. 



arctica. 203. 

 aureola, 206. 

 clathrata, 197, 199. 

 compressa, 196, 201, 203. 



f. subsirnplex, 201. 

 crinita, 196, 199. 

 cruciata, 198. 

 erecta, 200. 

 fascia, 204. 

 flexuosa, 203, 205. 

 Hopkirkii, 198. 

 intestinalis, 139, 203, 204, 205, 



206, 210. 

 f. clavata, 205. 

 v. crispa, 205. 

 f. cyliudracea, 205. 

 f. maxima, 204, 205. 

 f. tenuis, 205. 

 linza, 206, 210, 216. 

 f. crispata, 206. 

 f. lanceolata, 206. 

 marginata, 196, 202. 

 micrococca, 204. 

 f. bullosa, 204. 

 f. subsalsa, 204. 

 minima, 201, 204. 

 f. glacialis, 201. 

 f. rivularis, 201. 

 percursa, 197, 198. 

 plumosa, 198. 

 polyclados, 202. 

 prolifera, 199, 202. 

 v. arctica, 203. 

 v. trabeculata, 203. 

 v. tubulosa, 203. 

 ramulosa, 200. 

 saliua, 202. 



v. polyclados, 202. 

 torta, 198. 

 tubulosa, 203. 

 Entocladia. 



viridis, 279. 

 Epicladia, 287. 



Flustrae, 280, 287. 

 Epigynous, 224. 

 Erernosphaera, 154. 

 viridis, 154. 

 v. major, 155. 

 v. minor, 155. 

 Eudorina, 133, 134. 

 elegans, 134. 

 stagnate, 134. 

 Euglenopsis. 



subsalsa, 141. 

 Euspirogyra, 107. 

 Excentrosphaera, 155. 



viridis, 155. 

 Exospore, 225. 

 .Exsiccatae, 81. 

 Exterior antheridium, 224. 

 Filicoideae, 410. 



