Japan Flora: Glabrous sparsely leaved ever green tree, with dark purple-brown branches; leaves cori-aceous, lanceolate, sometimes narrowly oblong-ovate, 5-12 cm. long, 15-25(-30) mm. wide, gradually long-acuminate, subacute to rounded at base, with short mucronate teeth on upper half, lustrous above, prominently glaucous beneath, the midrib scarcely impressed above, the lateral nerves very slender, 10 to 16 pairs, only slightly raised beneath, the petioles 1-2 cm. long; fruiting involucres stipitate. Apr.-May.

Warmer parts of Honshu, Shikoku, Kyushu.