Species name:

Carduus pycnocephalus

Taxonomy

Genus

Species

pycnocephalus

Nomenclature Melissopalynology

Classifier

L.

Distribution

Temperate climate Europe,
North Africa, Macaronesia,
Arabian Peninsula, West
Asia, India, Australia, New
Zealand, Hawaii, South and
North America. In Italy
prefers fallow and edges
of the routes (0-1000 m).

Utility

It provides to a significant contribution in honey production. Biodiversity.

Flowering time

IV - VII

Pollen colour

grey - violet

Pollen

++

Nectar

++

Pollen characteristic

Polar View: Circular
Carduus pycnocephalus
Carduus pycnocephalus
Carduus pycnocephalus
Equatorial view : Subcircular, Suboblate
Carduus pycnocephalus
Carduus pycnocephalus
Carduus pycnocephalus