27. COMPOSIT.E. 



101 



surmounted by a short-toothed crown, the central akenes 

 tapering upwards, but scarcely beaked, with a pappus of 

 long plumose hairs and an outer row of short, denticulate 

 hairs; flowers yellow. Lcontodon liirtus, L. 



National Park, Belair. — Dec. -May. — Central Europe. 



2'9. Urospermum, Ju.ssieu. 



(Greek Duni, a tail, spcrma. s^eed; alluding 

 beak of the akene.) 



to the long 



Involucre of 

 base; flowers all 



8 bracts, in 1 row and cohering at 

 ligulate ; akenes compressed, surmoiinted 

 by a long, hollow beak enlarged at base; pappus deciduous, 

 of plumose hairs shortly united at base ; receptacle naked 

 except for a few short hairs. 



1. Urospermum picro- 



ides, Desf. Erect, bristly, 

 branching annual; lower leaves 

 oboval-oblong, coarsely toothed 

 (U' almost pinnatifid, the upper 

 ones lanceolate, clasping the 

 stem by 2 acute auricles : ped- 

 uncles long, bearing solitary 

 heads ; involucre urnshaped, 

 bristly, bracts oval-lanceolate; 

 akenes tuberculate, with a curved 

 beak, swollen at base and twice 

 as long as the akene itself; pap- 

 pus pure white, plumose from. 

 the base; floAvers yellow. 



Athelstone ; Belair; Blackwood; 

 Kangaroo Island. — Oct. - Dec. — 

 Mediterranean region. 



30. TR.\GoroGON, L. 



(Greek tragos, a goat, pogon, 



a beard, alluding to the 



pappus.) 



Involucre of 5-12 equal bracts 



but overlapping at base ; flowers 



naked; akenes oblong-cylindrical, 



a long, slender beak ; pappus 



Urospermum picroides 



I'OW. 



arranged in 



all ligulate ; receptacle 



rough, tapering into 



plumose. 



1. Tragopogon porrifolius, L. SaJsafy. Glab- 

 rous biennial with a long taproot, which is cultivated and 

 eaten in Europe ; stem erect, branched or simple ; leaves 

 broad -linear, grasslike, half - clasping ; peduncles long, 

 swollen and hollow at the summit, and bearing 1 

 large terminal flowerhead ; involucral bracts about 

 8, narroAV - lanceolate, usually longer than the violet 



