Plectocomia assamica Griff.

Mehmud, Selim & Roy, Himu, 2021, Diversity and distribution of palms (Arecaceae) in Assam, India, Check List 17 (1), pp. 69-93 : 86

publication ID	https://doi.org/ 10.15560/17.1.69
persistent identifier	https://treatment.plazi.org/id/284487AF-FFBB-FF8F-3893-FA5EFB67FE9F
treatment provided by	Marcus
scientific name	Plectocomia assamica Griff.
status

Treatment

Plectocomia assamica Griff. View in CoL

Figure 8A, B

Diagnostic characters. Stems clustered, climbing, 12–18 m long and 8–15 cm in diameter; indumentums silverybrown; spines linear, greenish to white, 2–3 cm long. Fla- gella, knee and ocrea are absent. Leaf pinnate, ca 3.5 m long, cirri ca 1.5 m long. Leaflets up to 93 per side, regu- lar, alternate, lanceolate, 42–52 cm long, 5–7.3 cm wide, abaxially white indumentums. Pistillate inflorescence 1.8–2.3 m long, flagella absent; partial inflorescence 6 or 7 in number, alternate, 1–1.2 m long, bract tubular; rachilla 3–4 cm long, alternate, covered by 5–6 cm long bract, tip triangular, adaxially with yellow spores; flow- ers scented, creamy-yellowish, 4 or 5 per side, bracteole acute, ca 4 mm long. Fruit round, red-brown, scales arranged in ca 53 vertical rows, margin hairy.

Flowering (pistillate) and fruiting. February to March. Distribution. Cachar, Dibrugarh and Lakhimpur dis- tricts; in hilly areas, near streams.

Vernacular names. Rai Bet (Dimasha); Raja Bet

(Assamese); Rani Bet (Rabha).

Uses. For furniture (cane).

Material examined. INDIA • Assam; 15 Dec. 1937; ASSAM 30915 . • 1♀; Assam, Cachar, Daulashal ; 24°27′01.1″N, 092°48′50″E; alt. 46 m; 27 Mar. 2019; S. Mehmud leg. GoogleMaps ; CH, ASSAM 96250 About ASSAM .