Flora of the Hawaiian Islands
Dicotyledon Literature for Coprosma kauensis
Wagner et al., 1990, 1999.
   Rubiaceae -- The Coffee Family Bibliography
      Coprosma kauensis

Common name(s): hupilo, pilo, koi (Kaua`i)
General Information
DistributionIn the Hawaiian Islands, endemic to Kaua`i.

Click here for detailed USGS map by Jonathan Price
Dioecious shrubs or small trees 2-6 m tall; young stems strigose to coarsely puberulent or rarely appressed hirtellous.
Leaves opposite, chartaceous, elliptic-oblanceolate, oblong-elliptic, or spatulate, 42-120 mm long, 15-35 mm wide, pinnately veined, upper surface glabrate or sparsely strigose, lower surface strigose, especially along veins, apex acute to rounded, base attenuate, petioles 6-20 mm long, stipules 5-10 mm long, connate in lower 1/3-1/2, both surfaces strigose, usually with a glabrous patch on upper 1/2, margins sparsely ciliate and dentate with conspicuous appendages, apex attenuate to a conspicuous appendage.
Flowers 3(-5), sometimes fewer pistillate flowers developing into fruit, 6-9-merous, peduncles glabrous or densely coarsely puberulent; staminate flowers with peduncles ca. 4-8 mm long, calyx cup-shaped, ca. 0.4-0.6 mm long, the teeth irregularly whitish ciliate, corolla campanulate, ca. 6-9 mm long, the lobes 2.5-3.5 mm long; pistillate flowers with peduncles 4-20 mm long, calyx cup-shaped, 0.3-0.6 mm long, the teeth irregularly whitish ciliate, corolla narrowly funnelform, 4-5 mm long, the lobes 1-2.3 mm long.
Fruit bright reddish orange, ovoid, 7-9 mm long, apex naked.