Mammillaria karwinskiana (Royal Cross) is a small cactus with green, spherical to short cylindrical stems with pyramidal, spirally…
Derivation: Honors Wilhelm Friedrich Karwinsky von Karwin (1780-1855), a Bavarian naturalist who collected plants and animals in Brazil (1821–1826) and Mexico (1826–1831, 1840).
Alternative Pronunciation: kar-vinz-kee-AY-na
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 name of the plant for which you wish to see further information.