Palms and cycads
In general, these Mexican and Central American cycads resemble Cycas revoluta and take the same culture. Dioons are more tender, even slower growing, and less frequently sold.Dioon edule
Very slow growing. Eventually forms a cylindrical trunk 6–10 in. wide, 3 ft. high. Leaves are spreading, slightly arching, 3–5 ft. long; made of many smooth-edged leaflets (sometimes toothed at tips on young plants). Leaves on young plants are dusty blue green, soft, feathery; those of mature plants are shiny, darker green, more rigid.
Brazilian native grows to 25–50 ft. high and 15–30 ft. wide, with open, irregular, oval-he...
The most treelike species, to 15 ft. tall and wide. Very large (15-in.) flowers are a peachy apricot c...
South American natives often confused with plants in the genus Datura (low-growing, herbaceou...