480 Transactions. — Botany. 



Section I. 

 Leaves slender. 



1. T. falcatum, sp. nov. 



Plants dioecious, growing in small patches, yellowish- 

 green, about ^in. high. Stems unbranched. Leaves inserted 

 all round the stem, imbricating, secund, falcate ; upper leaves, 

 base sheathing, obovate, tapering into a slender point, twice 

 the length of the base ; middle ones shortly oblong-lanceo- 

 late, tapering into a slender point, twice the length of their 

 base ; lower, very small, lanceolate, tapering into a slender 

 point. Nerve running into the slender points. Margins 

 entire. Areola oblong. Leaves unaltered when dry. Peri- 

 chcetial leaves cylindric, sheathing suddenly, tapering into a 

 slender point, as long as the sheathing portion, nerved, apo- 

 carpous. Fruitstalk -J^in. long, erect or inclined. Capsule 

 variable in size, cylindric, slightly oblique. Annulns de- 

 ciduous. Peristome single, filiform, and short, granulate. 

 Operculum about one-fourth the size of the capsule, slightly 

 oblique or straight. Calyptra cucuUate. 



Var. IB. Capsule nearly one-half smaller. 



Hah. Damp ground. South Fiord, Lake Te Anau; Decem- 

 ber, 1889. Collected by E. B. 



2. T. calcareum, sp. nov. 



Plants monoecious, growing in small dense patches, ^in. 

 high, green above, brown below. Stems simple or branched. 

 Leaves inserted all round the stem, closely imbricating, erect 

 or erecto-patent ; upper ones shortly oblong-lanceolate, taper- 

 ing into a slender point, one and a half times longer than the 

 sheathing - base ; middle ones subulate, tapering gradually 

 from the base ; lower ones smaller, similar in outline to the 

 middle ones. Nerve disappearing in the point. Margins 

 entire, erect when dry. Loiver areola oblong. Perichcetial 

 leaves erect, cylindrical, sheathing, tapering into a slender 

 point, about the length of the sheathing portion, nerved, apo- 

 carpous. Seta fin. long. Capsule oblique, inclined, ovate- 

 oblong, slightly narrowed to the mouth, annulate. Peristome 

 single, long, filiform, granulate, united at the base into a short 

 tube. Operculum one-fifth the length of the capsule, stout, 

 coDico-rostrate. Calyptra cucullate. Antheridia gemmiform, 

 axillary. 



Hab. On damp limestone rocks, Castle Hill, West Coast 

 Eoad ; March, 1891. Collected by E. B. 



3. T. radiculosum, sp. nov. 



Plants growing in dense patches, yellowish-green, -lin.— |in. 

 high. Stems nearly simple, radiculose. Leaves inserted all 

 round the stem, closely imbricating, secund ; upper leaves. 



