418 Transactions. — Botany. 



Hah. Limestone rocks near Castle Hill, growing along 

 with Blindia calcarea; March, 1891. Collected by E. B. 



21. Grimmia cockaynei, sp. nov. 



Plants yellowish-green, growing in tufts Jin.-4in. high, 

 branched by innovations, fastigiate. Leaves diaphanous, 

 erecto-patent, middle and upper ones narrow-ovate or oblong- 

 lanceolate, tapering to a short hyaline hair-point. Margins 

 entire, concave. Nerve ending at the hair-point. Areola 

 upper punctiform, erect, and adpressed when dry. Perichcetial 

 leaves erect, linear-lanceolate, acuminate, ending in a hyaline 

 hair-point, semi-convolute. Margins entire. Nerve ending at 

 the hair-point. Fruitstalh decurved. Capsule elliptic, mouth 

 narrowed. Peristome single, 16, imperfect. Operculum slen- 

 der, conico-rostrate, about one-half the length of the capsule. 

 Calyptra mitriform. 



Hab. Eocks, Mount Torlesse ; January, 1886. Collected 

 by E. B. 



25. Grimmia petriei, sp. nov. 



Plants green, growing in small tufts ^in.-fin. high, 

 branched by innovations, fastigiate. Leaves imbricating, 

 erecto-patent, diaphanous, middle and upper ovate-lanceolate, 

 narrowed into a short hyaline hair-point, base erect, sheathing, 

 keeled, concave. Margins entire. Nerve ending at the hair- 

 point. Areola upper punctiform, erect when dry. Perichcetial 

 leaves erect, long, linear-lanceolate, ending in a short hyaline 

 point, concave. Margins entire. Nerve ending at the hair- 

 point. Fruitstalk decurved. Capsule ovate, symmetrical. 

 Peristome small, 16, short, slender, bifid. Operculum short, 

 conico-rostrate, one-third the length of the capsule. Calyptra 

 mitriform, lobed at the base. 



Hab. On rocks, Mount Torlesse ; January, 1886. Col- 

 lected by E. B. 



26. Grimmia stevensii, sp. nov. 



Plants yellowish-green, growing in tufts fin.-fin. high, 

 branched by innovations, fastigiate. Leaves spreading, rlexu- 

 ous, base erect, sheathing ; lower ones linear-lanceolate ; middle 

 and upper oblong-lanceolate, narrowed to a short hyaline 

 point, concave, keeled. Margins entire. Nerve continued to 

 the hyaline point. Areola upper punctiform. Perichcetial 

 leaves erect, linear-lanceolate, narrowed to a short hyaline 

 point, semi-convolute. Nerve ending at the hyaline point. 

 Margins entire. Fruitstalk decurved. Capsule ovate, sym- 

 metrical, narrowed to the mouth. Peristome single, 16, im- 

 perfect. Operculum small, conico-rostrate, oblique. Calyptra 

 narrow, mitriform. 



