BioImages (UK)
BIOTA
(living things)
Eukaryota
(eukaryotes)
PLANTAE
(plants)
SPERMATOPHYTA
(vascular plants)
MAGNOLIOPSIDA
(flowering plants)
MAGNOLIIDAE
(dicotyledonous flowering plants)
ASTERACEAE
(daisies, dandelions and thistles - formerly Compositae)
Cardueae
(“thistles”)
Cirsium
(a genus of thistles)
Cirsium acaule
(Dwarf Thistle, Stemless Thistle, Picnic Thistle)
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BioImages: The Virtual Field-Guide (UK)

Cirsium acaule (L.) Scop. (Dwarf Thistle, Stemless Thistle, Picnic Thistle)

Records (and photo sets)

Taxon Summary Date Vice-county Country #photos
Cirsium acaule Plant 15 July 2001 Berks England 8
Cirsium acaule Plant 4 September 1977 East Sussex England 1
Cirsium acaule Plant 26 July 1975 East Sussex England 1
Cirsium acaule Plant 3 August 1968 East Sussex England 1

Suggested Literature

Cirsium acaule may be covered by literature listed under:

BIOTA
(living things)		 Eukaryota
(eukaryotes)		 PLANTAE
(plants)		 SPERMATOPHYTA
(vascular plants)		 MAGNOLIOPSIDA
(flowering plants)		 MAGNOLIIDAE
(dicotyledonous flowering plants)		 ASTERACEAE
(daisies, dandelions and thistles - formerly Compositae)		 Cardueae
(“thistles”)

Feeding and other inter-species relationships

Associated with Cirsium acaule:

Photos (live) live is parasitised by Golovinomyces cichoracearum - a powdery mildew (Erysiphales: Erysiphaceae) Foreign Ing, B., 1990
(live) live is parasitised by pycnium Puccinia calcitrapae - a rust fungus (Uredinales: Pucciniaceae) Ellis, M.B. & J.P., 1997
is foodplant of larva Terellia ruficauda - a gall fly (Diptera: Tephritidae) Foreign White, I.M., 1988
capitulum capitulum may contain larva Chaetostomella cylindrica - a gall fly (Diptera: Tephritidae) Foreign White, I.M., 1988
capitulum capitulum may contain larva Tephritis conura - a gall fly (Diptera: Tephritidae) Foreign White, I.M., 1988
leaf (live) live leaf is parasitised by mostly hypophyllous telium Puccinia calcitrapae - a rust fungus (Uredinales: Pucciniaceae) Ellis, M.B. & J.P., 1997
leaf (live) live leaf is parasitised by mostly hypophyllous uredium Puccinia calcitrapae - a rust fungus (Uredinales: Pucciniaceae) Ellis, M.B. & J.P., 1997
leaf (live) live leaf is parasitised by uredinoid, mostly epiphyllous aecium Puccinia calcitrapae - a rust fungus (Uredinales: Pucciniaceae) Ellis, M.B. & J.P., 1997

Cirsium acaule may be associated with more taxa listed at higher taxonomic level

MAGNOLIOPSIDA
(flowering plants)		 MAGNOLIIDAE
(dicotyledonous flowering plants)		 ASTERACEAE
(daisies, dandelions and thistles - formerly Compositae)		 Cirsium
(a genus of thistles)

References

Ellis, M.B. & J.P., 1997 Microfungi on Land Plants: An Identification Handbook
Ing, B., 1990 An Introduction to British Powdery Mildews
White, I.M., 1988 Tephritid Flies (Diptera: Tephritidae)

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Unless otherwise expressly stated, all original material on the BioImages website by Malcolm Storey is licensed under a Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK: England & Wales