Buchanan. — On the Alpine Flora of New Zealand. 347 



Lobelia roughii, Hook. f. 



A small glabrous alpine plant, full of white acrid fluid. Leaves ^-1 

 inch long, petioled, ovate or obovate, acute, deeply toothed or lobed, the 

 sinus often round, more or less reticulated on 5-7 leading nerves, coria- 

 ceous. Peduncles erect, axillary, 1-1 ^ inches long, growing out as the fruit 

 ripens, 1 -flowered, calyx tube globose, lobes linear, obtuse, coriaceous. 

 Corolla 5-partite, but by the frequent union of three lobes, 3-partite, lobes 

 long, very narrow, round at top. Anthers glabrous, united round the style 

 and supported by the filaments. Capsule ovoid, \-\ inch long. 



Hah. — Lake Ohou Mountains ; alt., 5,000 feet on loose shingle. — 

 Buchanan and McKay, 1882. 



Plate XXVIII., fig. 1, plant nat. size; 1 a, capsule with adherent 

 anthers ; 1 h, b', b", lobes of corolla, 1- and 3-partite ; 1 c, anther. 



A remarkable little alpine plant with smooth purplish green foliage, 

 found always on shingle slopes, often getting buried by the sliding debris, 

 and generally growing up again through deposits of several feet. 

 Logania teti^agona, Hook. fil. 



A small coriaceous prostrate plant, branches ascending, 1-3 inches long, 

 J inch diameter. Leaves closely 4-fariously imbricate, erect or spreading, 

 linear obovate, rounded at the tip, entire, concave, ciliate on the margins of 

 the lower half, connate in pairs at base. Flowers solitary, terminal, sepals 

 5, rugose and pubescent on the lower half, corolla 5-lobed, ^ inch diameter, 

 tube short, stamens 2, inserted within the mouth of the corolla, anthers 

 large, 2-cleft half-way up, capsule ovate, 2-valved. 



Hab. — South Island : Mount Alta, 5,000 feet alt. — Buchanan and McKay, 

 1881. 



Plate XXVin, fig. 2, plant, nat. size ; 2 a, leaf; 2 b, flower enlarged; 

 2 c, sepal. 



Not uncommon on the mountains, and easily mistaken for a Vei^onica, 

 more especially as all the specimens collected were found to have only 2 

 stamens. 



. Logania armstrongii, Buch., n.s. 



A small rigid, close-branched prostrate plant, branches ascending, |-1J 

 inches long, i- i- inch diameter. Leaves densely 4-fariously imbricate, ovate, 

 obtuse, entire, concave, ciliate on the margins of the lower half, connate 

 in pairs at the base. Flowers solitary, terminal. Sepals 5, ciliate over the 

 whole margins and back. Corolla 5-lobed, ^ inch diameter, tube short. 

 Stamens 2, anthers 2-cleft half-way up, inserted within the mouth of the 

 corolla. Capsule ovate, ciliate on the top, 2-valved. 



Hab. — South Island: Hector's Col, Mount Aspiring, 5,000 feet alt. — 

 Buchanan and McKay, 1881, 



