294 Transactions. — Botany. 



Hob. Damp banks, neighbourhood of Christchurch. Col- 

 lected by E. B. 



(Note. — This is the plant which Mr. Beckett has con- 

 founded with H. micropkylla.) 



Pottia assimilis, nov. sp. Plate XXXIV. 



Plants small, annual, dark-green, growing in dense patches. 

 Stein YG^n.- long, branched near the base. Branches fastigiate. 

 Leaves many, densely imbricating, erecto-patent, oblong-lan- 

 ceolate, acute, crisp when dry ; upper broadly oblong-lanceo- 

 late, acute, concave. Margin entire. Nerve ceasing at the 

 apex. Areola, upper pentangular, loiver oblong-quadrate. 

 Pcrichoitial leaves short, otherwise similar to those of the 

 stem. Fruitstalh terminal, g^in. long, inclined. Capsule 

 obliquely ovate, unsymmetrical, inouth narrow. Peristome- 

 none. Operculum oblique, conico-rostrate, half the length of 

 the capsule. Galyptra cucullate. 



Hab. On damp banks, Merivale, near Christchurch. Col- 

 lected by E. B. 



Pottia obliqua, nov. sp. Plate XXXIV. 



Plants very small, annual, pale-green, growing in loose 

 patches, gregarious. Stem extremely short, simple or 

 branched close to the base. Leaves few, spreading, or erecto- 

 patent, incurving iiear the apex, oblong-lanceolate, acuminate, 

 slightly narrowed towards the base, concave. Margins entire, 

 nerved towards the apex, crisp when dry. Areola, upper pen- 

 tagonal, loicer oblong-quadrate. Perichatial leaves oblong- 

 lanceolate, acuminate. Fncitstalk terminal, pale, inclined 

 obliquely, -Jin. long. Capsule ovate, nearly symmetrical. 

 Peristome none. Operculum conico-rostrate, half the length 

 of the capsule. Calyptra cucullate. 



Hah. On damp ground, Port Lyttelton Hills. Collected 

 by E. B. 



EXPLANATION OP PLATES XXXL-XXXIV. 

 Plate XXXI. 

 Pottia acatilis. 



Fig. Pottia alfrcdii. 



1. Upper portion of plant, with capsule and pericba^tiai 



leaves. 



2. Upper stem leaf. 



Pottia wriglitii. 



1. Capsule and operculum. 



2. Perichastial leaf (inner). 



3. Perichcetial leaf (outer). 



4. Stem leaf (upper). 



5. Stem leaf (middle). 



6. Stem leaf (lower). 



