Flora of the Hawaiian Islands
Dicotyledon Literature for Coprosma longifolia
Wagner et al., 1990, 1999.
   Rubiaceae -- The Coffee Family Bibliography
      Coprosma longifolia
General Information
DistributionIn the Hawaiian Islands, endemic to O`ahu.

Click here for detailed USGS map by Jonathan Price
Dioecious shrubs or small trees 2-5 m tall; young stems glabrous.
Leaves ternate, somewhat thick, chartaceous, oblong-lanceolate, lanceolate, or elliptic-lanceolate, (55-)65-115 cm long, (11-)13-24 cm wide, pinnately veined, glabrous, apex short-acuminate to acute, base attenuate to narrowly cuneate, petioles 6-20 mm long, stipules membranous, 9-12 mm long, connate ca. 3/4 their length, splitting as young shoot grows, quickly deciduous, glabrous, margins glabrous, occasionally (Mt. Ka`ala, Wai`anae Mts.) dentate with a few small appendages, apex short-attenuate, acute.
Flowers in clusters of (3-)6-12, (6)7-8-merous, peduncles 4-12 mm long, glabrous; staminate flowers with calyx cup-shaped, 7-8 mm long, the teeth acuminate, corolla campanulate, 7-10.2 mm long, the lobes 3-4.6 mm long; pistillate flowers with calyx cup-shaped, occasionally slightly bilabiate, ca. 1 mm long, corolla narrowly funnelform, 3-5 mm long, the lobes 1-1.5 mm long.
Fruit reddish orange, ellipsoid, 6-8 mm long, apex with conspicuous persistent calyx.