Pagina 148 - Flora of the Southern Carnic Alps

148
482
Median scales 1.5-2
mm wide. Underside
of leaves hairless or
with crinkled hairs
Carduus
defloratus L.
subsp. rhaeticus
(DC.) Murr
483
Leaf blade with
numerous small (1-1.5
mm long) spines
Cirsium vulgare
(Savi) Ten. subsp.
vulgare
483
Leaf blade without
spines (with spines
only at the margin)
484
484
Leaves green on the
upper surface, white-
hairy on the lower
surface
Cirsium
heterophyllum (L.)
Hill
484 Leaves green on both
surfaces 485
485
Stem not winged in the
upper part. Heads with
unisexual flowers.
Tube of the corolla c.
twice as long as the
lobes
Cirsium arvense
(L.) Scop.