Phemeranthus calcaricus

Phemeranthus calcaricus, the limestone fameflower, is a species of flowering plant in the family Montiaceae. It is native to limestone glades of the Interior Low Plateaus of Tennessee, Kentucky, and Alabama, and in the Ozark Mountains of Arkansas.^[3] The majority populations are found in the Nashville Basin of Tennessee, where it can be locally abundant on exposed limestone in high quality glades.^[1]

Phemeranthus calcaricus
Conservation status
Vulnerable  (NatureServe)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Caryophyllales
Family:	Montiaceae
Genus:	Phemeranthus
Species:	P. calcaricus
Binomial name
Phemeranthus calcaricus (S.Ware) Kiger
Synonyms[2]
Talinum calcaricum S.Ware

Phemeranthus calcaricus is a small, succulent perennial that is uncommon throughout its range.