Brown. — On the Genus Pottia. 2^1 



dense, pentagonal; Zou'c?- oblong-quadrate. Perichcetialledsves 

 slightly shorter, scarcely recurved on the margin, otherwise 

 similar to the stem ones. Fruitstalk inclined, terminal, -i^in. 

 long. Capsule ovate. Peristome none. Operculum and calyp- 

 tra not found. 



Hab. On damp banks. Port Lyttelton Hills. Collected 

 by E. B. 



Pottia wrightii, nov. sp. Plate XXXI. 



Plants small, annual, growing in small patches, gregarious. 

 Stems simple, about -jV^^- lo^^g- Leaves few, erecto-patent, 

 oblong-lanceolate, acuminate, shghtly incurved at the apex, 

 concave. Margins entire. Nerve disappearing at the apex. 

 Areola, upper pentangular, loiver oblong-quadrate, crisp when 

 dry. Perichcstial leaves nearly erect, slightly narrower than 

 the upper-stem ones, otherwise similar. Fruitstalk terminal, 

 inclined, about ^in. long. Capsule oval, symmetrical, mouth 

 small. Peristome none. Operculum slender, slightly oblique, 

 about half the length of the capsule. Calyptra cucullate. 



Hah. Ou damp banks, Lyttelton Hills. Collected by 

 E. B. 



Pottia stevensii, nov. sp. Plate XXXI. 



Plants minute, annual, growing in small loose gregarious 

 patches. Stem extremely short. Leaves few, erecto-patent, 

 broadly oblong-lanceolate, apiculate, slightly incurved near 

 the apex, concave, margins entire. Nerve excrn'rent, lower 

 leaves smaller, but otherwise similar to the upper. Areola 

 small, upper pentagonal, loiuer oblong-quadrate, crisp when 

 dry. Perichcetial leaves smaller, the innermost one smallest, 

 oblong-lanceolate, apiculate. Fruitstalk terminal, inclined, 

 x\in. long, slender. Capsule ovate, symmetrical. Peristome 

 none. Operculum oblique, conico-rostrate, two-thirds of the 

 length of the capsule. Calyptra cucullate. 



Hah. Damp ground, in the Public Domain, Christchurch ; 

 not common. Collected by E. B. 



Pottia serrata, nov. sp. Plate XXXII. 



Plants small, growing in loose patches, gregarious. Stem 

 simple or branched. Leaves, upper stem erecto-patent, oblong- 

 lanceolate, acute or apiculate ; loiver small oblong-lanceolate, 

 acute, slightly incurved near the apex, concave. Margins 

 serrated towards the apex. Nerve excurrent. Areola, upper 

 pentangular, loiver oblong-quadrate, crisp when dry. Peri- 

 chcetial leaves, outer oblong-lanceolate, apiculate, serrated 

 near the apex; inner smaller than the outer. Fruitstalk 

 terminal, about -Jin. long. Capsule ovate, symmetrical. 



