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

Common name(s): kapana
General Information
DistributionIn the Hawaiian Islands, endemic to O`ahu.

Lamiaceae - Phyllostegia grandiflora















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Habit
Lianas to scandent subshrubs; stems moderately to densely retrorsely strigose, conspicuously more densely so at nodes and petiole bases, glabrate with age.
Leaves
Leaves subcoriaceous, ovate to narrowly ovate or elliptic-ovate, (7.5-)9-16 cm long, 3-6.4 cm wide, upper surface sparsely to moderately strigose, lower surface moderately to densely strigose, especially along veins, margins crenate-serrate, apex short-acuminate, base cuneate to truncate, petioles 1.5-5.5 cm long, densely antrorsely strigose.
Flowers
Flowers strongly fragrant, 6 per verticillaster, in congested, unbranched, racemose inflorescences 10-15 cm long, eventually elongating further in fruit, pedicels 6-12 mm long, spreading to somewhat antrorsely appressed hispidulous, upper bracts ovate to suborbicular, 7-18(-25) mm long, lowermost pair much larger, narrowly ovate, (20-)35-55 mm long; calyx obconical, (6-)8-12 mm long, antrorsely strigose, nerves conspicuous, lobes oblong, (2.5-)3.5-5 mm long, usually spreading or reflexed, apex rounded; corolla white, often tinged lavender, tube slightly curved, (15-)20-25 mm long, densely antrorsely strigose throughout, upper lip ca. 7-9 mm long, apex emarginate, lower lip ca. 14-18 mm long.
Fruit
Nutlets ca. 6 mm long.
Chromosomes
2n = 64*