ASTER VIOLARIS 381 
nate type. Petioles 9 in. long often and very slender ; smooth and 
glabrate, as is usually true of the whole leaf. Veins shallow-de- 
pressed, soon blackening or filling with dust-particles adherent to 
the blackish glands. 
Occasional variant radicals are longer than broad but otherwise 
similar. Sometimes oval-acute non-cordate leaves occur between ; 
these are smaller and on shorter petioles. The caulines repeat 
these types regularly in the order mentioned, the basal violarial, 
Aster nasi. as 
then similar but longer, the next losing cordation and becoming 
oval-acute, all these on narrow petioles of about the leaf-length. 
Upper caulines oblong-acuminate with short narrow-winged 
petioles. Axiles similar, narrower, qued Rameals, when de- 
veloped, shorter and broader, sharply ac 
Primordials two, similar, small and dicens y in. long 
or less, yellowing and ready to fall by middle of May. A larger 
quip leaf of intermediate character, finely downy and 
