Gigantochloa albopilosa

Synonym: Gigantochloa latifolia var. alba Holttum, Gard. Bull. Singapore, 16, 1958: 133.

Thai name: Not recorded.

Distribution: Origin unknown.

THAILAND: No records are known from Thailand, but the distribution of the species may extend into Thailand's borderland areas with Malaysia. — MALAYSIA (Peninsular): northern part: Perlis and Kedah, cultivated.

Descriptions:

(1) "Culm sheaths yellowish green, covered with shiny pale silvery appressed hairs; blade broadly lanceolate, erect; auricles low rims 0.5–2 mm high, glabrous; ligule 4–7 mm high, the base 2.5–4 mm high, irregularly divided into coarse bristles 6–10 mm long. Culms to 12 m tall, stiffly erect, commonly 4–5 cm diameter; internodes 35–40 cm long, dark green, not white-waxy, with scattered pale silvery hairs at the upper half of the internode. Leaf: blades 12–35 cm long, 2.5–6 cm wide, both sides glabrous; stalk 2–3 mm long, the abaxial edge with a row of long pale bristles to 5 mm long; auricles small lobes 1 mm high, glabrous; ligule a subentire to somewhat toothed rim 3–5 mm high; sheath developing a scale-like callus on the abaxial side near the top." — K. M. Wong, Bamboos of Peninsular Malaysia, 1995: p. 124, fig. 64 [#1210].

(2) "… Rhizomes short; pachymorph. Culms erect; 1200 cm long; 40–50 mm diam.; woody. Culm-internodes terete; 35–40 cm long; dark green; distally pubescent. Lateral branches dendroid. Branch complement several. Culm-sheaths yellow, or green; pilose; with appressed hairs; with white hairs; auriculate; with 0.5–2 mm high auricles; glabrous on shoulders. Culm-sheath ligule 4–7 mm high; fimbriate. Culm-sheath blade lanceolate; deciduous; erect. Leaf-sheath oral hairs lacking. Leaf-sheath auricles erect; 1 mm long. Ligule an eciliate membrane; 3–5 mm long; entire, or erose. Collar with external ligule. Leaf-blade base with a brief petiole-like connection to sheath; petiole 0.2–0.3 cm long; petiole pubescent. Leaf-blades oblong; 12–35 cm long; 25–60 mm wide; chartaceous. Leaf-blade surface glabrous. Leaf-blade apex acuminate. …" — Kew GrassBase [#1335].

Comments: Flowers unknown.