Brighamia rockii, a member of the Campanulaceae (bellflower) family, grows as an unbranched plant 1 to 5 m (3.3 to 16 ft) tall with a thickend, succulent stem that tapers from the base. The fleshy, oval leaves are widest at their tips and are arranged in a rosette at the top of the plant, 6 to 22...