Narrative

Stonecrop (&Houseleek) Family (Crassula) is found primarily in the arid areas of North America, Eurasia, and Africa. Different authors place the number of species at well over 500 but under 1,500. There are about 33 recognized genera in this family of leaf succulents which Gordon Rowleys Encyclopedia of Succulents very nicely discusses. There are about 117 species arranged in 15 different genera growing in greater North America.

Taxonomy

References