Acaena.'] XXIV. eosaceae. 133 



NOBTH and SOUTH Islands : abundantly naturalised iu many localities. Dec, Feb. 

 Australia. Var. ambigtux, near Wellington. Mr. Buchanan considers this variety to be a hybrid 

 between A. ovina and A. Sanguisorbae. — See Trans. N.Z.I, iii. (1870) 208. 



1. A. Sanguisorbae^ Vahl., Emm. i. 294. Stems prostrate, woody at 

 the tase, mucli branched ; tips ascending, leafy. Leaves glabrate, pubescentj 

 silky or pilose ; leaflets iin.— fin. long or more, orbicular-oblong or obovate, 

 glabrous above, the upper pairs rather large, margins coarsely serrate. Flowers 

 in globose heads on slender terminal i^eduncles 3in.— 6in. long or more, naked 

 or 1— 2-leaved at the base. Calyx-lobes 4, united at the base, persistent. Sta- 

 mens 2, free. Fruiting-calyx 4-angled, with a long barbed bristle at each angle. 

 Achene linear-oblong, acute, truncate below, bony. — DC, Prod. ii. 592 ; A. 

 Cunn., Precurs. n. 566; Hook, f., Fl. N.Z. i. 54; Haudbk. 56; Benth., Fl. 

 Austr. ii. 434. A. diandrum, Forst., Prod. n. 52. Ancistrum decumbens, 

 Banks and Sol. MSS. 



KERMADEO Islands to STEWART Island; CHATHAM Islands, AUCJCLAND, CAMP- 

 BELL, ANTIPODES, and MACQUARIE Islands. Sea-level to 3,100ft. Also in Australia and 

 Tristan d'Aounha. 



Var. pilosa. Leaves with coarser teeth, white vfith appressed silky hairs. Alpine districts in 

 the SOUTH Island, AUCKLAND, CAMPBELL, ANTIPODES, and MACQUARIE Islands. 



2. A. adscendens, Vahl., Enum. i. 297. Suberect or almost prostrate. 

 Branches ascending, usually with few hairs on the stem and leaves, rarely gla- 

 brous. Leaves 2in.— Sin. long or more ; leaflets 4—6 pairs, ovate or suborbicu- 

 lar, rounded or cuneate at the base, membranous, often glaucous, deeply 

 crenate-toothed, each tooth tipped with a short pencil of hairs. Peduncles 

 4in.— Sin. long, usually pubescent, rarely with 1 or more solitary flowers below 

 the head. Bractlets linear, ciliated. Calyx- tube obconic, 4-angled, pilose ; 

 segments united for nearly half their length. Stamens 2. Stigma fimbriate. 

 Fruiting-calyx narrow, obconic, glabrate : bristles 4, short, stout, spreading, 

 barbed. Achene spindle-shaped, the calycine midribs and bristles sometimes per- 

 sistent ; pericarp bony. — DC, Prod. ii. 593; Hook, f., Fl. Antarc. i. 10, ii. 268, 

 t. 96 ; Fl. N.Z. i. 54 ; Handbk. 56. Ancistrum humile, Pers., Eneh. i. 30. 



SOUTH Island : Marlborough to Southland. Not infrequent in mountain districts, 2,800ft. 

 to 5,000ft. Jan. MACQUARIE Island : near sea-level. Also in Chili, Puegia, and the Falkland 

 Islands. 



Nearly related to A. Sanguisorbae, but distinguished by the rounded glaucous leaflets, long 

 strict peduncles, short bristles, and spindle-shaped achene. 



3. A. Novae-Zelandiae, T. Kirk in Trans. N.Z.I, iii. (1871) 177. 

 Suffruticose, branched at the base. Stems ascending or erect, leafy, glabrous 

 or with scattered silky hairs. Leaves 2in.— 3in. long, pinnate ; leaflets sessile or 

 shortly petioled, elliptical, rounded at both ends or slightly obovate, serrate or 

 crenate-serrate. Peduncles terminal, 3in.— 6in. long. Calyx-tube pilose, linear, 

 obconic, 4-angled; segments free for half their length. Stamens 2 or 3. 

 Stigma fimbriate. Fruiting-calyx silky, red, slightly winged ; bristles 4, long, 

 reddish-purple, barbed. Achene coriaceous, linear-oblong, narrowed at both 

 ends. — A. macrantha, Colenso in Ti-ans. N.Z.I, xxiii. (1890) 382 ! 



