Pagina 224 - Flora of the Southern Carnic Alps

224
732
Heads different. Basal
leaves not heart-
shaped at base
733
733 Heads solitary at the
top of stems 734
733 Heads numerous at the
top of stems 735
734
Pappus of feathery
hairs (magnifying
glass). Heads erect.
Receptacle hairless
(remove all flowers
and observe the
receptacle with a
magnifying glass)
Cirsium
pannonicum (L. f.)
Link
734
Pappus of simple
hairs. Heads slightly
downward-pointing.
Receptacle with
minute scales
surrounding the base
of fruit
Carduus
defloratus L.
subsp. summanus
(Pollini) Arcang.
735
Stems without wings
or spines. Pappus of
feathery hairs
(magnifying glass)
Cirsium arvense
(L.) Scop.