Stemless Thistle: In Bud

Class:

Plants (Plantae) - Land Plants (Charophyta) - Land Plants (Equisetopsida)

Order:

Sunflowers (Asterales)

Family:

Daisy (Asteraceae) iNaturalist Observation

Species:

Stemless Thistle (Onopordum acaulon)

This Photo:

🔍In Bud🔎

Other names:

Flat thistle, Horse Thistle, Stemless Onopordon or White thistle

Thank you Kai-Philipp Schablewski for confirming the id of this species for us

General Species Information:
Found on Ellura (in the Murray Mallee, SA) and elsewhere
Scattered seedlings have been found & removed. All clear at this stage.
Seedlings are soft and easy to handle. Mature plants are very prickly & large, making removal difficult. Slow growing and easy to find seedlings with regular inspections.
Silver grey in colour and has no discernible stem

This species is classed as

If (Foreign Introduction)

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