Acanthocalycium thionanthum, also known as Echinopsis thionantha, is a small cactus with spherical to cylindrical stems with 9 to 25 ribs …
Browsing: thionanthum
Epithet: thionanthum
Meaning: Sulfur yellow flower
Derivation: Compound of two words, the prefix "thio-," meaning "containing sulfur," and the Ancient Greek noun "anthos," meaning "flower."
Pronunciation: thee-oh-NAN-thum
Whereas the generic name must be unique, there are often two or more genera with the same specific epithet. The same epithet can also be used within a species for subspecies, varieties, and forms.
Here is a full list of succulents with this epithet. Click on the photo or the plant name for which you wish to see further information.