128 XXIV. EOSAGEAE. [Rvbus. 



glabrous above, hairy beneath, ternately divided, the divisions cuneate at the base, 

 deeply and irregularly out into narrow toothed acute lobes. Panicle narrow, 

 with short hooked prickles on the rhachis and branches ; branchlets pubescent, 

 1-2-flowered. Sepals with long leafy points, often pinnate, downy or pubescent ; 

 bristles few, deflesed. Petals pink. Fruit purplish, black, large. 



NORTH Island : naturalised in several localities on the Bimutaka Range and elsewhere. 

 Often cultivated. Canadian blackberry. Dec, Jan. 



2. GEUM, Linn. 

 Calyx-tube short, flat or turbinate; lobes 5, imbricate, the lobes alternat- 

 ing with as many accessory bracteoles. Petals 5. Stamens usually indefinite. 

 Carpels numerous, crowded on a short receptacle ; ovule solitary, erect ; style 

 terminal, elongating after flowering, straight, hooked, or geniculate. Achenes 

 hairy or villous, rarely naked. Perennial herbs, glabrate or pilose. Rootstock 

 stout. Radical leaves rosulate, pinnate or pinnatisect, toothed or incised, the 

 terminal leaflet usually larger than the others. Flowei's in loose corymbiferous 

 panicles or terminal and solitary. 



Species, about 35, distributed through the cooler temperate regions of the globe. Except the 

 first and second, all the New Zealand species are endemic. The name is of unlsnown derivation. 



* Achsnes villous. 

 Stems leafy. Petals yellovy. Styles spreading .. .. ..1. G. urbanum,y.strictum. 



t Oauline leaves reduced to bracts. Petals white except in 3. 

 Styles much longer than tbe pilose ovaries .. .. .. ..2. G. parviflorum. 



Terminal leaflet rounded-reniform. "Flowers small, yellow " .. 3. G. alpinum. 



Styles much shorter than the silky ovaries . . . . . . . . 4. (?. sericeum. 



Terminal leaflet ovate-reniform. Scapes 1-flowered. Flowers large . . 5. G. uniflorum. 



** Achenes glabrous. Petals white. 

 Terminalleaflet ovate. Flowers in cymose panicles. . .. ..6. G.leiospermum. 



Leaves obovate in outline. Scapes simple, 1-flowered .. ..7. G.pusillum. 



1. G. urbanum, L., var. Strictum. Erect, l^ft.-3ft. high, leafy, the 

 entire plant softly pubescent, silky or villous. Radical leaves 3in.— 7in. long, 

 on rather long petioles, pinnate ; segments 3—5, very unequal, large with 

 smaller intermixed, variable, ovate or obovate, cuneate below, toothed, lobed 

 or pinnatifid; oauline leaves smaller, with few narrow and more acute seg- 

 ments. Stipules leafy, much divided. Panicles spreading. Peduncles few, strict. 

 Flowers iia.-lin. in diameter, yellow. Calyx-segments triangular-ovate, acute or 

 acuminate. Petals usually larger than the sepals. Carpels villous, forming a 

 subglobose head in fruit ; styles deflexed, hooked at the tip. At first the stvle 

 is abruptly bent below the middle, but the lower part elongates and becomes 

 nearly glabrous, while the upper usually falls away. — Handbk. 55; Bentli., Fl. 

 Austr. ii. 428. G. Magellanicum, Comm. ex. Pers. Syn. ii. 57 ; Hook, f., Fl. 

 N.Z. i. 55. 



NORTH and SOUTH Islands: from the Hunua (Auckland) to Southland. Nov. to Jan. 



The New Zealand plant differs from the typical form chiefly in its more robust habit, copious 

 pubescence, and larger flowers. It is found also in North and South America, temperate Asia, and 

 the Bast Indies. 



