Schiedea adamantis is a short-lived perennial shrub in the Caryophyllaceae (carnation) family is endangered and endemic to Oahu. Wagner: It is an erect, glabrous shrub, 30 to 80 cm (1 to 2.6 ft) tall, with internodes usually 1.0 to 1.5 cm (0.4 to 0.6 in) long. Leaves are opposite, elliptic to...