Catalina Island Mountain Mahogany

Cercocarpus traskiae Eastw. Proc. Calif
Acad. III. 1: 136. 1898.
A tree, 3-7.5 m. high, with a trunk 5-25 cm. in diameter; bark rough, grayish-brown; branches do wny-tomentose ; petioles stout, about 5 mm. long; leaf-blades orbicular to oval, 2-6 cm. long, 1-5 cm. wide, obtuse or acutish at the apex, subcordate, truncate or rarely cuneate at 420 the base, deeply dentate to nearly entire, glabrous and glossy in age above, densely whitetomentose beneath ; lateral veins about 7-8 on each side, very prominent beneath ; flowers polygamous, in fascicles of 3-7, pedicelled; tube of the hypanthium about 1 cm. long, densely villoustomentose; limb open-campanulate, tomentose without, glabrous within, together with the sepals 5-8 mm. broad; sepals broadly triangular; stamens numerous; filaments slender; anthers tomentose, the cells oblong; achenes 1 cm. long, silky-strigose; style in fruit about 5 cm. long.
Type locality: Salte Verde, Santa Catalina Island, California. Distribution: Santa Catalina Island.