SYSTEMATIC INDEX. 



127 



hispida, C, var. aculeolata, II 47 



baltica, II 44 



crinita, II 15 



— ■ dasyaoantha, II 47 



gracilis, II 19 



— gyiunoteles, II 32 



horrida, II 32 



macraoantha, II 32 



miorophylla, II 14 



polyacantha, II 48 



pseudo-crinita, II 47 



rudis, II 27 



Holodactylae (sect. Nitella), I 74 

 Homoeoclemse (subsect. Nitella), I 110 

 Homceophyllse (subsect. Nitella), I 110 

 horrida, C, II 32 



bulbils, I 43 



horridula, C, II 15 

 hyalina, C, I 127 



— N., I 120, 127 

 oospore, I 70 



imperfecta, C, II 18 



cortex, I 34 



iuconspicua, C, II 88 

 intermedia, C, II 42, 50 



bulbils, I 43 



iuterrupta, C, I 127 

 intertexta, C, II 51 

 intricata, C, I 130 



var. robustior, I 83 



— N., I 130 



var. prolifera, I 133 



— Tolypella, I 130 

 oospore, I 70 



Jaccardi, C, II 80, 86 

 jubata, C, II 39, 42 



Kosmogyra, II 82, 87 

 Kosmogyrella, II 87 

 Knowltoni, C, II 81 



Isevigata, C, II 78, 86 

 Lagynophora, II 82, 87 

 Lamprothamnium, II 6 



— reproductive organs, position of, 1 44 

 Lamprothamnus,'' II 6 



Lapsaua, I 13 ■ ■ ig 

 latifolia, C, II 33 :i? 

 Lemanii, C, II 87 '1! 

 Lemoni, Calcisphaera, II 74 

 liassica, C, II 72 

 liburnica, Lagynophora, II 83, 87 

 Liljebladii, C, II 45 

 longibracteata, C, II 22, 24 

 var. orassioaulis, II 25 



Lychnothamnus, II 6 

 — position of reproductive 

 I 44 

 Lyellii, C, II 87 



organs. 



Macropogon, C, I 40 

 Maillardi, C, II 80, 86 

 major, C, II 30 



subsp. rudis II 27 



Maloolmsonii, C, II 87 

 medicaginula, C, II 80, 84, 87, 88 

 Meriani, C, II 84, 88 

 minima, C, II 87 

 Moellerina, II 73 

 Monarthrodactylae (subsect. Nitella), 



I 86, 96 

 monodactyla, N., I 109 

 montana, C, II 22, 24 

 montevideensis, Lamprothamnus, II 6 

 mucronata, C, I 113 



— N., I 113 



— — oospore, I 70 



subsp. Wahlbergiana, I 114 



var. graoillima, I 117 



heteromorpha, I 116 



tenuior, I 116 



muaoosa, C, II 43 



Naias graminea, II 13 

 nieKalensis, C, II 87 

 nidifica, G. (Borr.), I 133 



(Bruzel.), I 139 



(Smith), I 135 



— Conferva, I 139 



— N., I 139 



var. polysperma, I 131 



— Tolypella, I 139 



oospore, I 70 



f. antarctica, I 140 



var. intermedia, I 138, 140 



Nitella, I 95 



— antheridium, I 47-8 

 ■ — branching of, I 25 



— crest of oospore, I 59 



— extra cell below reproductive 

 organs, I 46, 48 



— geotropism, I 69 



— heliotropism, I 69 



— interrupted axis of branchlet, I 29 



— key to species, I 92 



— mucus surrounding young whorls, 

 146 



■ — reproductive organs, position of, 

 143-4 



— turning cells, I 52 



— young shoot, I 23 



— fossil, II 85 

 . Nitellea;, I 95 



