Colenso. — On the Botany of New Zealand. 341 



Hab. Cliffy banks of the upper part of the Petane Kiver, near Napier, 

 on high and dry stony ridges, and on similar spots inland between 

 Hawke's Bay and Taupo, 1846-1852 : W.C. Petane Valley, 1881 : Mr. 

 A. Hamilton. 



Obs. — A species closely allied to C. sinclairii, Hook, fil., but smaller in 

 all its parts. 



Genus 13. Uncinia, Persoon. 

 Uncinia br aetata, sp. nov. 



Plant perennial, erect, growing in large bushy tufts. Culms 12-18 inches 

 high, stout, smooth. Leaves numerous, shorter than the culms, 10-14 

 inches long, 2 lines broad, fiat, membranous, many nerved, keeled, slightly 

 scaberulous, more so at tips which are obtuse. Spikelet 3-4| inches long, 

 -jtth of an inch broad, trigonous ; upper 6-12 lines male ; bracts 2 sometimes 

 3, very long, longest and lowermost 6-10 inches and more, foliaceous, very 

 narrow, channelled, scaberulous above, slightly so below ; glumes closely 

 imbricate, linear, acute, 2 lines long, glabrous, obscurely nerved, keeled, 

 dark-brown ; utricle shorter than glume, subrhomboidal, glabrous, nerved, 

 subtriquetrous, compressed, dark-brown at top light- coloured below ; bristle 

 slender, as long as the utricle. 



Hab. Woods, dry hills, between Norsewood and Danneverke, Waipawa 

 County, 1882-3 : W.C. 



Obs. — A species having affinity with U. australis ; from its much softer 

 foliage often browsed on by cattle. 

 Uncinia obtusata, sp. nov. 



Plant thickly casspitose in rather small tufts. Culms 12-21 inches high, 

 sub-erect, rigid, smooth, but finely scaberulous at top for about 1 inch 

 below spikelet, triquetrous. Leaves much shorter than culms, 6-9 iuches 

 long, linear, -1-th of an inch wide, flat, membranaceous, grassy, sub-erect, 

 smooth, finely and closely scabrous towards top, obtuse, nerved, slightly 

 keeled. Spikelet 1-1^ inches long, loose, spreading, few-flowered, flowers 

 distant ; upper 4-5 lines male, very slender ; bract 3-4 inches long, filiform, 

 obtuse, scabrous, and densely so at top ; glumes closely imbricating, shorter 

 than utricle, 1\ lines long, deltoid-acuminate ; 1-nerved, obtuse, lowest 

 (one or two) trifid and awned, awn long barbed obtuse ; utricle longer than 

 glume, 2 lines long, broadly lanceolate, glabrous, produced and tumid at 

 base, triquetrous, turgid, 3-nerved, at first green, afterwards when old 

 dark-brown ; bristle slender, £ a line longer than utricle ; stigmas long, 

 spreading. 



Hab. Open woods near Norsewood, County of Waipawa, 1882-3 : 

 W.C. 



