Flora of the Hawaiian Islands
Monocotyledon Literature for Hedychium flavescens
Wagner et al., 1990, 1999; Lorence & Wagner, 2019.
   Zingiberaceae -- The Ginger Family Bibliography
      Hedychium flavescens

Common name(s): ginger lily, `awapuhi melemele, cream ginger, yellow ginger, yellow ginger lily
General Information
DistributionIn the Hawaiian Islands, naturalized on Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Hawai`i.

Coarse, perennial herb with leafy shoots 1.5‒2 m tall (rarely taller), rhizomes ca. 3 cm in diameter, branched, internally pale and fragrant.
Leaves oblong to lanceolate, 20‒45(‒60) cm long, 5‒10(‒12.5) cm wide, adaxial surface glabrous, abaxial surface sparsely pubescent, apex acuminate, sessile, ligule membranous, (1‒)2‒4 cm long, entire, pubescent, sheaths glabrous.
Inflorescences erect, basically ovoid, 15‒20 cm long, ca. 8 cm wide, primary bracts green, membranous along margin, loosely imbricate, broadly ovate to elliptic, 5‒8 cm long, ca. 3.5 cm wide, apex usually obtuse, pubescent to glabrate, rachis permanently concealed, cincinni usually 4-flowered. Flowers fragrant, calyx cylindrical, 4‒5 cm long, pubescent or rarely glabrate; corolla yellow, tube slender, 8‒9 cm long, lobes linear to linear lanceolate, 4‒5 cm long; labellum often centrally flushed with dark yellow, broadly obovate, about as long as staminodes, (2.5‒)3‒4 cm wide, base tapered into a claw; stamen yellow, about as long as labellum or slightly longer; lateral staminodes white, spatulate to lanceolate, (2.5‒)4‒6 cm long.
Fruit not seen.
Seeds subglobose, brown, ca. 4‒4.5 mm long.
2n = 34, 50, 51.
Nancy Khan