TO); THE FLORA OF THE ALPS 
18. LEONTOPODIUM, Br. 
Resembling Guaphalium, but heads surrounded by a 
whorl of long densely tomentose bracts, expanded like 
a star. 
L. alpinum, Cass. (Gnaphalium Leontopodium, Scop.), 
Edelweiss (Pl. 61). This beautiful and favourite alpine 
plant occurs in Switzerland, Jura (Déle), Tirol, Car- 
pathians, Dauphiny, and Pyrenees; but is much more 
abundant, and grows at a lower elevation, on the Alps 
south of the Rhone valley, than in Northern Switzerland, 
where it is largely cultivated by the guides. 
19. Micropus, L. 
Interior row of involucral bracts concave, forming a 
cap which envelops the capitules. Not alpine. 
M. erectus, L.; stem 4-8 in., whole plant covered by a 
woolly tomentum; Southern and Western Switzerland, 
Dauphiny, rare. 
Tribe HELIANTHEA.—Ray-flowers ligulate, female or 
neuter, yellow, or 0; disk-flowers bisexual; leaves alter- 
nate or opposite. Genera 20-21. 
20, DIDENS, UL. 
Flowers all tubular, or ray-flowers ligulate, neuter; 
leaves opposite. Not alpine. 
The English species, 2. tvzpartzta, L., capitules erect, 
leaves usually 3-partite; and &. cernua, L., capitules 
nodding, leaves undivided; in wet places, the former 
common. } 

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