Flora of the Hawaiian Islands
Dicotyledon Literature for Stenogyne rugosa
Wagner et al., 1990, 1999.
   Lamiaceae -- The Mint Family Bibliography
      Stenogyne rugosa

Common name(s): ma`ohi`ohi
General Information
DistributionIn the Hawaiian Islands, endemic to Maui, Hawai`i.

Click here for detailed USGS map by Jonathan Price
Decumbent vines or erect herbs 2-7 dm tall, spreading by rhizomes; stems terete or 4-angled, glabrous to densely tomentose.
Leaves membranous, ovate to elliptic or occasionally lanceolate, 3.7-10 cm long, 1.9-4.2 cm wide, both surfaces glabrous or densely tomentose, margins finely or coarsely serrate, apex acute, base acute, obtuse, truncate, or rarely somewhat cordate, petioles 5-19 mm long, moderately to densely tomentose.
Flowers 2-16(-24) per verticillaster, occasionally raised on peduncles 5-7 mm long, pedicels 3-8 mm long, glabrous to densely tomentose; calyx radially symmetrical or occasionally bilabiate, campanulate, 6-14 mm long, glabrous to sparsely or densely tomentose, the teeth linear-lanceolate, 1.5-8 mm long, 1.5-2.5 mm wide at base; corolla dark to dull red, or green with brown-tinged corolla lobes, densely tomentose distally externally, glabrous within, tube straight, 7-17 mm long, upper lip 3.5-6 mm long, lower lip ca. 2 mm long.
Nutlets ca. 3-5 mm long.