alligator plants bryophyllum daigremontianum

alligator backbone blotched bluish botany bryophyllum buds clusters crassulaceae curling daigremontiana daigremontianum devils edges environment epiphyllous fence fleshy flora garden gravelly green grow growing hat houseplant kalanchoe lance leaf leaves long mexican mother natural nobody perennial pisonous plant plantlets purple sandy saw shaped shiny soil stems subtropical succulent thousands toothed tropical upright vegetative weed widespread xeriscaping