| Field notes | Terrestrial herb, 2–3 m, moderately creeping: 40 cm between shoots, rhizome reddish-brown. Base swollen 3–4 cm, with well-developed supportive roots, pale yellow-green with red speckles. Shoot leafless lower third, with 8–12–22 leaves per shoot. Sheath pale yellow-green with red speckles, ligule green, unilobed, 15–17 mm; petiole (2.5)–4–(5); lamina reduced at lowest leaf, max 50 cm by 16 cm, pubescent on both sides, slightly plicate, base ±unequal, 1–7 mm. Inflorescence from rhizome, near base. Peduncle 8–12 cm, ±horizontal then adscending. Peduncular scales yellowish to pale pink with brown or reddish-brown tips (6–8 pairs). 4–6 flowers open at one day. Lowest bracts 3–3.5 by 2–2.5 cm, Fertile bracts up to 4 by 2 cm, reddish-brown or greenish brown with darker tips. 50–70 flowers per inflorescence. Flower 8 cm long, calyx yellow-green, corolla lobes with dark red tips, labellum warm-yellow, lateral lobes in-rolled, tip dark red; anther yellow with dark red, narrow crest; stigma red. Vernacular name: Tepus kenyalang (Iban). Material in spirit. |