BY L. EODWAY. 99 



Lnpliocoha argentea, St. — Small, pale yellow, branches 

 short. Lower leaves small, middle ones about 1 mm. 

 ITpper ones 2 mm., crowded, erect, ovate from a rather 

 narrow base, apex truncate strongly bidentate, lobes erect, 

 sinus narrow deep, margins curved, insertion abrupt. 

 . Underleaves broader than stem, deeply bifid, margins 

 vuiidentate. 



Very near L. hispinosa, but with a different habit and 

 narrower leaf-base. 



Mt. Wellington. 



Lophocolra lenta, Tayl. — Slender, pale. Leaves alter- 

 nate, spreading, broadly ovate nearl)^ symmetric, 1-L5 

 mm., but sometimes very small, margins curved, apex 

 bidentate, sinus narrow; cells 27-36 /a., trigones none. 

 Underleaves twice as broad as the stem, shortly connate, 

 bifid neai'ly to the base, lobes slender, margins unidentate, 

 sometimes more armed. Perianth long cylindric, strongly 

 triquetrous. 



Very common. 



New Zealand. Australia. South America. 



Lopliocolea hidentcita (L.), Dum. — Robust, pale, flaccid. 

 Leaves spreading ovate, l-3rd bilobed, nearly symmetric, 

 1.5-2 mm., dorsal margin slightly decurrent, ventral abrupt, 

 1-obes long, very slender; cells 38-40 ^., walls slender, tri- 

 gones minute. Underleaves l-3rd as large as leaves free, 

 12-3rd bifid, lobes slender, margin 1-2 dentate. Perianth 

 narrow-oblong strongly triquetrous. 



Common. 



Cosmopolitan. 



Lopliocolea hispinosa, Tayl. — Slender, closely creeping. 

 Leaves plane when mature, narrowly to broadly ovate- 

 truncate, 2 mm., shortly bilobed, sinus broad, lunate, lobes 

 from a broad base acute, ventral lobe or both sometimes 

 wanting, dorsal margin nearly straight, ventral strongly 

 curved below; cells 27 yu., walls thin, trigones none. Under-' 

 leaves little broader than the stem, free or shortly con- 

 nate, deeply bifid, margin unidentate, sometimes more 

 armed. 



Mt. Wellington. 



Campbell Islands. 



Lophocolea austro-alijina, St. — Medium pale. Leaves 

 more erect than plane, obliquely triangular, 1.4-2 mm., 

 apex truncate, bidentate, base 2 mm., broad lobes short, 

 slender diverging, both margins curved; cells 20 ^., 

 trigones none. Underleaves hardly broader than the stem, 



J 



