Cirsium horridulum Michx.
Purple thistle
Kingdom | Plantae | Plants, but not fungi, lichens, or algae |
Subkingdom | Tracheobionta | Vascular plants—plants with a “circulatory system” for delivering water and nutrients |
Division | Magnoliophyta | Flowering plants, also known as angiosperms |
Class | Magnoliopsida | Dicotyledons—plants with two initial seed leaves |
Subclass | Asteridae | A large class that encompasses asters |
Order | Asterales | Flowering plants with a central disk flower and surrounding petals, like daisies |
Family | Asteraceae | The aster family, which also includes daisies and sunflowers; from the Greek ἀστήρ, “star,” for the star-shaped flowers |
Genus | Cirsium | From Greek kirsion, “a kind of thistle” |
Species | horridulum | Very prickly or bristly |
About plant names...
[An article has not been written yet.]
Cirsium horridulum description by Thomas H. Kent, last updated 25 May 2020.
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![Cirsium horridulum (purple thistle)](../MediumPhotos/D6/Cirsium_horridulum-0DBC6A1876.jpg)
4/11/2015 · Loop Road, Big Cypress National Preserve, Florida · ≈ 2 × 1½′ (65 × 43 cm) ![More info...](Pics/magnify-clip.png)
![Cirsium horridulum (purple thistle)](../MediumPhotos/D8/Cirsium_horridulum-25762B2878.jpg)
4/14/2015 · Long Pine Key, Everglades National Park, Florida · ≈ 2½ × 1½′ (79 × 53 cm) ![More info...](Pics/magnify-clip.png)
![Cirsium horridulum (purple thistle)](../MediumPhotos/D5/Cirsium_horridulum-67D5B62BE5.jpg)
4/11/2015 · Loop Road, Big Cypress National Preserve, Florida · ≈ 3 × 2′ (101 × 67 cm) ![More info...](Pics/magnify-clip.png)
Range:
![](Pics/Map_NA_000000000000000016EA651E03A00006.png)
About this map...
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