454 Transactions. — Botany. 



curved at the apex. CajJsule large, clavato-pyriform, tapering 

 into the base, horizontal. Peristome double ; outer teeth 16, 

 free to the base '; inner, a membrane divided to the middle into 

 16 processes, alternate with the outer. Operculum broader 

 than the contracted mouth, conic. Calyptra not found. 



Hah. On damp banks, near Kaikoura; January, 1898. 

 Collected by E. Bf 



21. B. ventricosum, sp. nov. Plate XLI., fig. 33. 



Plants slender, growing in small patches fin. -1 in. high, 

 yellowish-green. Stems ^\n.; innovations slender, -J- in. long, 

 fastigiate. Leaves small, erecto-patent, imbricating round the 

 stem, oblong-lanceolate, acute, slightly incurving at the apex, 

 concave; margins entire, plain; nerve continued to the apex. 

 Innovation leaves very small, otherwise similar to the others. 

 Areola : Upper trapezoid, lower quadrate ; leaves flexuous 

 when dry. Perichcetial leaves smaller, but similar to the 

 others; acrocarpous. Fna«sto//c shght, flexuous, f in., shortly 

 curved at the apex. Capsule large, horizontal, pyriform, 

 ventricose, tapering from the middle into the fruitstalk. 

 Peristome double; outer teeth 16, free to the base; inner, a 

 membrane divided to the middle into 16 processes, alternate 

 with the outer. Operctdum very small, subconic. Calyptra 

 not found. 



Hah. On wet banks, Kaikoura; January, 1898. Collected 

 by E. B. 



22. B. kirkii, sp. nov. Plate XLI., fig. 34. 



P/a«is growing in dense patches fin. high, yellowish-green 

 above, brown below. Stems radiculose, :^ in. -fin.; innova- 

 tions subfastigiate, fin., fertile. Leaves small, erecto-patent, 

 imbricating round the stem, oblong-lanceolate, acute ; mar- 

 gins entire, plain ; nerve excurrent, aristate ; middle leaves 

 narrower, hinovation leaves shorter, oblong-lanceolate, acute ; 

 nerve excurrent. Areola : Upper trapezoid, lower oblong ; 

 erect and twisted when dry. Perichcetial leaves small, deltoid- 

 acute, nerved to the apex; acrocarpous. Fruitstalk lin.- 

 l-l in. long, scarcely curved at apex ; capisule large, pyriform, 

 slightly ventricose, tapering into a rounded base. Peristome 

 double ; outer teeth 16, free to the base ; inner, a membrane 

 divided to the middle into 16 processes, alternate with the 

 outer. Operculum convex, apiculate. Calyptra not found. 



Hah. Damp banks. Mount Torlesse ; January, 1887. Col- 

 lected by E. B. 



23. B. hellianum, sp. nov. Plate XLI., fig. 35. 



Plants growing in dense patches f in. high, yellowish-green 

 above, dark below. Stem ^m.; innovations barren, slender, 

 fin., fastigiate. Leaves erecto-patent, closely imbricating 



