BfeowN. — Notes on the Genus Andresea. 279 



Andresea wrightii, sp. nov. Plate XXII. 



Plants small, densely tufted, Jin. long, nearly naked 

 below, fastigiately branched. Leaves closely imbricating, 

 erecto-patent, lower scale-like, middle small, varying from 

 subulate-lanceolate to narrow ovate-lanceolate, acute, upper 

 larger, concave, nerveless, papillose, margins entire ; perichae- 

 tial large, erect, semi-convolute, outer and inner pair sheath- 

 ing two-thirds of their length, oblong-lanceolate and narrowed 

 into an obtuse cucullate apex, nerveless, appressed when dry. 

 Capsule ovate-apiculate. 



Hab. Eocks, Moa Creek ; June, 1885. Dedicated to Mr. 

 Thomas G. Wright, of Christchurch, an earnest cryptogamic 

 botanist. 



Andresea mutabilis, Hook. f. and Wils. (Enlarged and re- 

 vised description.) Plate XXII. 



Plants densely tufted. Stem Jin. to lin. high, branched. 

 Leaves dark red-brown, erecto-patent, lower deltoid-subulate, 

 acute, middle ovate-lanceolate, tapering into an acute point, 

 upper ovate-subulate, acute, concave, margins entire, nerve- 

 less, papillose on the back, often falcate, appressed when dry ; 

 perichaatial larger, erect, sheathing, convolute, ovate-lanceo- 

 late, acuminate, nerveless, incurving near the apex. 

 Var. /?. All the upper-stem leaves hamulose. 

 Hab. Port Hills ; Craigieburn Eange, Arthur's Pass, Moa 

 Creek. Var. /?. Clinton Valley, Otago. 



Andresea flexuosa, sp. nov. Plate XXIII. 



Plants densely tufted. Stem from Jin. to fin. long, fasti- 

 giately branched. Branches short. Leaves erecto-patent, im- 

 bricating, dark -brown, flexuous, sheathing near the base, 

 linear-lanceolate, acute, concave, margins entire, nerveless, 

 appressed when dry ; perichaetial erect, sheathing, convolute, 

 obliquely ovate-subulate, obtuse, slightly cucullate at the apex, 

 nerveless. 



Hab. Arthur's Pass, on rocks; June, 1884. Moa Creek; 

 June, 1885. 



Andresea huttoni, sp. nov. Plate XXIII. 



Plants growing in small loose tufts. Stems from Jin. to 

 iin. long, branched. Leaves red-brown, closely imbricating, 

 erecto-patent, lower small, ovate - subulate, obtuse, oblique, 

 middle ovate-lanceolate, obtuse, oblique margin incurved above 

 the middle, cucullate at the apex, upper larger, nerveless, mar- 

 gins entire, concave ; perichastial erect, large, sheathing nearly 

 three -fourths of their length, convolute, narrowed into an 

 obtuse cucullate apex, nerveless, closely appressed when dry. 

 Capsule small. 



