''Crupina crupinastrum'', also known as false saw wort, is a species of annual herb in the family

Asteraceae Asteraceae () is a large family (biology), family of flowering plants that consists of over 32,000 known species in over 1,900 genera within the Order (biology), order Asterales. The number of species in Asteraceae is rivaled only by the Orchi ...

. They have a self-supporting growth form and simple, broad leaves. Flowers are visited by

scarce swallowtail The scarce swallowtail (''Iphiclides podalirius'') is a species of butterfly belonging to the family Papilionidae. It is also called the sail swallowtail or pear-tree swallowtail. Subspecies Subspecies include:Hoplitis ''Hoplitis'' is a genus of bees in the family Megachilidae. There are more than 380 described species in ''Hoplitis''. See also * List of Hoplitis species This is a list of 385 species in '' Hoplitis'', a genus of leafcutter, mason, and resi ...

'', ''

Trichodes ''Trichodes'' is a genus of checkered beetle belonging to the family Cleridae, subfamily Clerinae. Species These 64 species belong to the genus ''Trichodes'': * '' Trichodes affinis'' Chevrolat, 1843 * '' Trichodes albanicus'' Winkler & Zirovnic ...

'', and brimstone. Individuals can grow to 40 cm.

Sources

References

Flora of Malta Cardueae {{Cynareae-stub