Cyrtococcum oxyphyllum (Hochst. ex Steud.) Stapf

Y. B., Poudel & Rajbhandary, S., 2024, New distributional records of four grass species (Poaceae: Panicoideae) to the Flora of Nepal, Rheedea 34 (2), pp. 157-163 : 159

publication ID	https://doi.org/10.22244/rheedea.2024.34.02.11
persistent identifier	https://treatment.plazi.org/id/B11387D5-1C6C-FF87-F3C2-0A66FC52FD3E
treatment provided by	Felipe
scientific name	Cyrtococcum oxyphyllum (Hochst. ex Steud.) Stapf
status

Treatment

Cyrtococcum oxyphyllum (Hochst. ex Steud.) Stapf View in CoL , Hooker’s Icon. Pl. 31: sub t. 3096. 1922.

Panicum oxyphyllum Hochst. ex Steud., Syn. Pl.

Glumac. 1(1): 65. 1853. Figs. 2 View Fig , 5d & e View Fig

Perennial herbs. Culms up to 75 cm, decumbent, branched, glabrous, rooting from basal nodes. Leaf blades narrowly lanceolate, 3.5–11 × 3.0– 10 mm, base rounded, margins entire, eciliate, apex acuminate, both surfaces glabrous or appressed pubescent specially on lower surface; sheaths’ margins ciliate on one side, glabrous or sometimes appressed pubescent; ligule 1–1.5 mm, membranous, eciliate. Inflorescence a panicle, contracted, dense, 5.5–7.5 cm; branches ascending, borne singly, the lowest up to 2.4 cm, with long ascending scattered hairs. Spikelets borne singly, obovate, distinctly asymmetrical, c. 2 mm, sometimes with some hairs near base, orange-brown; florets 2. Pedicels 0.3–1 mm. Lower glume ovate, 1.1–1.3 mm, keeled, 3-nerved, margins orange, apex acute, herbaceous, minutely hispid on keel. Upper glume ovate, 1.5–1.8 mm, keeled, 3-nerved, margins orange, apex apiculate, herbaceous, glabrous. Lower floret sterile; lemma ovate, c. 1.5 mm,keeled, 5-nerved, margins orange, apex obtuse, herbaceous, glabrous; palea absent. Upper floret bisexual; lemma obovate, 1.3–1.5 mm, keeled, abruptly contracted at base, apex with a brown scar, coriaceous, shiny, glabrous, creamy; palea oblong, subequalling lemma, keeled, apex blunt, coriaceous, glabrous, creamy.

Flowering & fruiting: Flowering and fruiting from January to February.

Habitat: Moist places on the forest ground floor.

Distribution: Australia, Bangladesh, Bhutan, China, Cook Island, Fiji, India, Indonesia, Laos, Malaysia, Myanmar, New Caledonia, New Guinea, Niue, Philippines, Samoa, Solomon Islands, Sri Lanka, Thailand, Tonga, Vanuatu, Vietnam, Wallis- Futuna Islands ( Chen et al., 2006a; POWO, 2023) and now in Nepal.

Specimens examined: NEPAL, Koshi province, Jhapa district, Haldibari rural municipality,

Pathibhara Kalika community forest, N 26.49°, E

87.99°, 106 m, 22.01.2020, Y. B . Poudel JF116 , JF121

(KATH).