COMPOSIT 13 
C. Receptacle flat or somewhat concave; stem leafy :— 
L. heterophyllum, DC.; stem-leaves nearly regularly 
toothed, lower leaves narrowed into a leaf-stalk, border 
of involucral bracts narrow; Southern Switzerland, Tirol, 
Carinthia, rare. L. atratum, DC.; resembling vulgare, 
but dwarf, achenes of the ray with a membranous crest; 
alpine pastures, local. ZL. Gaudinz, Dal. Tor.; resembling 
vulgare, but lower leaves nearly entire; alpine pastures, 
frequent. JL. coronopzfolizum, Vill.; leaves fleshy, brittle, 
glabrous, deeply incised, radical leaves elliptical ; high ; 
Switzerland, Piedmont, Dauphiny, Pyrenees. JL. cera- 
tophylloides, All.; leaves fleshy, brittle, glabrous, shal- 
lowly pinnatifid, radical leaves wedge-shaped ; very rare; 
Switzerland (Linderskopf), Dauphiny. L. maximum, 
DC.; capitule solitary, very large, stem up to 2 ft., 
ray-achenes more or less crested; pastures; Dauphiny, 
Pyrenees. 
25. CHRYSANTHEMUM, L. 
Resembling Leucanthemum, but ray-flowers yellow; 
achenes of ray-flowers triquetrous. 
C. segetum, L., Corn-Marigold; cultivated fields (not 
in Switzerland). 
26. ACHILLAA, L. 
Capitules small, in dense corymbs; ray-flowers few, 
ligulate, short, white, yellow, or red; disk-flowers tubu- 
lar, bisexual; receptacle scaly; pappus 0; leaves very 
deeply divided; often densely czespitose. The alpine 
species appear often to hybridise. 
A. Millefolium, L., Milfoil, Yarrow, is very common in 
grassy places; and A. Ptarmzca, L., Sneezewort, in damp 
