330 XXXIX. COMPOSITAE. [Soliva. 



* S. anthemifolia, E. -Br. HI Trans. Linn. Soc. xii. (1817) 102. Densely tufted. 

 Stems prostrate, lin.-3in. long. Leaves petiolate, 2in.-4in. long, 2-3-pinnate ; seg- 

 ments linear, entire or 3-fid, glabrate or clothed with long soft hairs. Heads sessile, 

 crowded, Jin.— |-in. in diameter, nearly globular in fruit ; involucral bracts oblong or 

 lanceolate. Achenes bordered by a thick transversely rugose wing, truncate and 

 villous above, as long as the naked persistent style. 



NORTH Island: naturalised. Near Dargaville and Mangawhare, Gkeeseman! Jan. Aus- 

 tralia, Brazil. 



* S. sessilis, Buiz and Pav., Prod. 113, t. 24. Densely tufted. Stems sub- 

 erect, much branched. Leaves lin.-3in. long, pilose or villous, petiolate, 2-pinnate 

 or pinnatipartite ; segments 3-5-lobed ; lobes linear, acate. Heads sessile, rather 

 distant ; involucral bracts ovate or ovate-lanceolate, strigose. Achenes broadly 

 ovate ; wing broad, flat, membranous, with the upper margin produced into short 

 horn-like processes. Style as long as the achene itself. 



NOBTH Island : naturalised. Lower and middle Waikato, Cheeseman ! T. K. Jan. to 

 March. Chili. 



19. ABROTANELLA, Cass, in Diet. Sc. Nat. xxxvi. 27 (1825). 



Involucral bracts few, in about 2 rows, erect, coriaceous, nearly equal or 

 the outer shorter. Receptacle narrow, flat, naked. Florets all tubular; mouth 

 unequally 3- or 4-toothed. Marginal florets female, inflated ; style-arms short, 

 truncate. Disk-florets male or hermaphrodite ; anthers nearly free, obtuse or 

 shortly tailed at the base ; style truncate, minutely denticulate. Achene angled 

 or compressed, ribbed or horned, glabrous or rarely setose. Small moss-like 

 herbs, with minute glabrous imbricating leaves and sessile or subsessile incon- 

 spicuous heads, rarely with lax leaves and an elongated leafy scape. 



A small genus of about 14 species, of which 7 are endemic in New Zealand, the Auckland and 

 Campbell Islands, 3 are restricted to Australia, and about 4 others are found in Fuegia, the Falk- 

 land Islands, &o. 



' Heads numerous. 



Scape erect, lin.-3in. high. Heads 2-8 on bracteate peduncles .. ..1. A. spathulata. 



Stems prostrate or suberect. Heads 3-6, partially hidden amongst the apical 



leaves .. .. .. .. .. .. .. ..2. A.rosulata. 



** Heads solitary. 

 Scapes bracteate, erect, Jin.-ljin. high. Leaves Jin.-2in. long. Achenes olavate Z. A. linearis. 

 Scapes |in.-Jin. high. Leaves minute .. ... .. .. ..4. A. caespitosa. 



Stems prostrate, Jin.-2in. long. Achene linear-clavate, with 4 prominent ribs . . 5. A. inconspicua. 

 Stems lin. long. Achene linear-clavate, 4-angled . . . . . . . . 6. A. pusilla. 



Minute. Stems Jin.-Jin. long. Achene tetragonous, setose . . . . . . T. A. muscosa. 



1. A. spathulata, Hook. /., Uandbk. 139. Tufted, lin.-3in. high. 

 Leaves narrow linear-spathulate, Jin.— lin. long, obtuse or acute, rather close- 

 set, spreading, coriaceous. Scapes sparingly leafy or with 1 or .2 or more leafy 

 bracts near the apex. Heads on short bracteate peduncles crowded near the 

 top of the scape; involucral bracts 8—10, oblong, with 3 translucent nerves. 

 Florets 8-12 : female with short spreading teeth ; achene obovoid, compressed, 

 with 3 cellular ribs : male with erect teeth ; achene tetragonous, compressed. — 

 Trineuron spathulatum, Hook, f., Fl. Antarc. i. 23, t. 17. 



