350 COMPOSITA. [Cotula. 
without scales. Female florets exterior, in 1 or 2 series, fertile ; 
corolla broad or conic or wanting. Dise-florets hermaphrodite or 
often male; corolla regular, tube slender or stout and 2-winged, 
limb 4-toothed. Anthers obtuse at the base, entire. Style- 
branches of the disc-florets truncate or obtuse, sometimes undi- 
vided. Achenes compressed, sometimes winged. Pappus wanting. 
A genus of 50 or 60 species, scattered widely over the world in both tem- 
perate and tropical regions. Several of the New Zealand species are difficult of 
discrimination, and require further study with more copious suites of speci- 
mens. 
A. Kucotula. Receptacle flat or convex. Female florets without any corolla. 
Achenes of the female florets stipitate, in a single row. 
Stout, glabrous, 2-10in. high. Leaves lanceolate, 4-2 in., 
variously toothed or lobed. Heads yellow, 4-4in. diam. 1. C. coronopifolia. 
B. Strongylosperma. Receptacle flat or convex. Female florets without any 
corolla. <Achenes of the female florets in several rows. 
Slender, diffuse, silky. Leaves pinnate or bipinnate. 
Heads small, 4-4 in. diam. ¥ ob -. 2. C. australis. 
C. Leptinella. Receptacle convex or conical. Female florets in 1 or several 
series; corolla always present, usually inflated at the base. 
* Heads bisexual. 
Stout, fleshy. Leaves 4-lin., much divided. Peduncles 
leafy. Heads black or dark-brown. Florets tubular or 
cylindric, rugose ae = - a .. 3. C. atrata. 
Stout, softly woolly. Leaves 2-6in., Are nEOOS ETE 
Heads 4-3 in. diam.; florets eglandular we 4. C. plumosa. 
Stout, woolly. Leaves rather fleshy, 1-3in., pinnate or 
pinnatifid. Heads +4 in. ; florets glandular A: 5. C. lanata. 
Stout, silky. Leaves 2-5in., pinnatifid. Heads kin. ; 
florets eglandular, females in many rows = 6. C. Muelleri. 
Slender, silky or glabrate. Leaves membranous, 1- 3 in., 
pinnatifid. Heads 4in.; florets ene females in 
1 row 3 .. ‘tC. Pract. 
Small, silky, densely matted ; stems 131 in. Leaves 4-1 in., 
pinnatifid. Heads almost sessile, ;4,-4 in. diam. ; female 
florets in 1-2 series ae 5A <= -. 8. C. Mamototo. 
Stems long, slender, creeping. Leaves membranous, 
4-2in., pinnatifid; segments broad, deeply toothed. 
Peduncles longer or shorter than the leaves. Heads 
4-4 in. diam. ; female florets numerous, in 3-4 series .. 9. C. minor. 
Stems slender, wiry. Leaves +in., aaa Heads 
7p in. diam. : . 16. C. filiformis. 
Stems rather stout. Leaves pubescent, 4-141 in., pinna- 
tifid; segments narrow, incised. Peduncles much 
longer than the leaves. Heads }-}+in.; female florets 
in 3-4 series : . 11. C. Haasti. 
Stems stout, wiry. Leaves rigid, pectinately pinnatifid : 
segments entire. Peduncles much longer than the 
leaves. Heads 34in. ; female florets in 83-4 series .. 12. C. pectinata. 
Minute, tufted. Leaves imbricate, 4-4+in., cut straight 
down from the tip into 5-7 subulate lobes. Heads small, 
nearly sessile, fin. diam. .. ii ae .. 13. C. Goyent. 
