410 Transactions. — Botany. 



bifid, perforated, red. Operculum large, convexo-rostrate, 

 oblique. Columella adhering to the operculum. Calyptra 

 not found. 



Hab. On rocks, submerged in the water of a small tarn, 

 near the summit of Kelly's Hill ; altitude, 3,800ft. ; growing 

 with Andrea aquatilis ; November, 1889. Collected by E. B. 



2. Grimmia (Schistidium) searellii, sp. nov. 



Plants yellowish at the tips of the branches, dark-green 

 below, fin. high, growing in small tufts branched by 

 innovations, fastigiate. Branches slender. Leaves closely 

 imbricating, diaphanous, erecto-patent ; lower leaves ovate- 

 lanceolate, tapering into a hyaline hair-point one-third the 

 length of the leaf, concave. Margins entire, keeled. Nerve 

 ending at the hyaline hair-point. Areola : Upper punctiform, 

 lower quadrate, when dry erect and adpressecl. Perichcetial 

 leaves slightly smaller than the upper ones, but otherwise 

 very similar. Fruitstalk extremely short. Capsule small, 

 immersed, subrotund, mouth wide. Peristome single, 16, per- 

 forated, very slightly bifid or entire at the apex. Operculum 

 large, mammillate. Columella falling away, adherent to the 

 operculum. Calyptra not found. 



Hab. On rocks, Mount Self, near the Kiver Hurunui; 

 March, 1893. Collected by K. B. 



Section B. 



Columella not adhering to the operculum. 



3. Grimmia (Schistidium) revisa, sp. nov. 



Plants small, dark-green, growing in tufts Jin. -fin. high, 

 branched by innovations, fastigiate. Leaves erecto-patent, 

 diaphanous, upper and middle lanceolate or oblong-lanceolate, 

 ending in a hyaline toothed hair-point, concave. Margins 

 entire, flat or slightly recurved. Nerve ending at the hyaline 

 point. Leaves, lower ovate-lanceolate or cordate-lanceolate, 

 acute, with or without a hair-point, nerved. Margins entire. 

 Areola : Upper punctiform, lower oblong-quadrate ; when dry 

 erect and closely adpressed. Perichcetial leaves large, erect, 

 broadly oblong-lanceolate, ending in toothed hyaline hair- 

 point, concave. Margins entire. Fruitstalk -gVm- l° n g- 

 Capsule immersed, oblong-ovate, symmetrical. Operculum 

 straight, conico-rostrate, about one-third the length of the 

 capsule. Columella not falling away, not attached to the 

 operculum. Peristome single, 16, irregular, shortly bifid, 

 perforated. Calyptra small, mitriform, lobed at the base. 



Hab. Damp rocks, Port Lyttelton hills ; 1876. Col- 

 lected by E. B. 



This moss is extremely common in the Middle Island. 



