taxonID	type	description	language	source
63FB5E31E1255BEFA96000A9E21F44D2.taxon	description	Figs 3, 4	en	Tian, Yu-Wei, Zhang, Xie-Yong, Yan, Ping, Chen, Wen-Li (2025): Arundinella mainlingensis (Poaceae), a new species from Xizang, China. PhytoKeys 257: 65-78, DOI: 10.3897/phytokeys.257.151771
63FB5E31E1255BEFA96000A9E21F44D2.taxon	description	Description. Perennials, usually densely tufted. Culms 15 – 35 cm tall, 1 – 1.5 mm in diam., glabrous, with 3 or 4 nodes. Leaf sheaths with long marginal hairs; ligules truncate, shorter than 0.1 mm; basal blades 3 – 7 cm long, 1 – 3 mm wide, firm, densely covered with tubercle-based hairs on the margins and adaxial surface, glabrous on the abaxial surface; basal leaves well-developed, clustered at the base, cauline blades 4 – 8 (– 10) cm long, 1 – 3 mm wide, few. Panicles 7 – 15 cm long, contracted, rachis glabrous or slightly scabrid. Spikelets 4 – 5 mm long, 2 - flowered, purple, glabrous, in pairs, one long-pedicelled, the pedicel 3 mm long and one short-pedicelled, the pedicel ca. 1 mm long; lower glumes 3 – 3.5 mm long, ovate-lanceolate, 3 - veined; upper glumes 4 – 5 mm long, 5 - veined; lower florets ca. 4 mm long, male or neuter; lemmas glabrous, 5 - veined; upper florets ca. 2.5 mm long, bisexual; callus hairy, the hairs ca. 1 / 3 the length of the floret; lemmas of the upper floret slightly scabrid on back, 5 - veined, apex awned, the awns ca. 3.5 mm long, geniculate with brown twisted column; paleas slightly longer than lemma, glabrous; anthers 1.2 – 1.5 mm long, purplish-red. Caryopses ca. 1.5 mm long, obovate-oblong, brownish.	en	Tian, Yu-Wei, Zhang, Xie-Yong, Yan, Ping, Chen, Wen-Li (2025): Arundinella mainlingensis (Poaceae), a new species from Xizang, China. PhytoKeys 257: 65-78, DOI: 10.3897/phytokeys.257.151771
63FB5E31E1255BEFA96000A9E21F44D2.taxon	distribution	Distribution and habitat. The new species is known from Nyingchi, Mainling, Bomê in Xizang, China. It primarily grows on the cliffs along the middle reaches of the Yarlung Tsangpo River, as well as in forest margins and clearings at elevations from 2200 – 4200 m.	en	Tian, Yu-Wei, Zhang, Xie-Yong, Yan, Ping, Chen, Wen-Li (2025): Arundinella mainlingensis (Poaceae), a new species from Xizang, China. PhytoKeys 257: 65-78, DOI: 10.3897/phytokeys.257.151771
63FB5E31E1255BEFA96000A9E21F44D2.taxon	etymology	Etymology. The specific epithet refers to the type locality, Mainling (Xizang, China).	en	Tian, Yu-Wei, Zhang, Xie-Yong, Yan, Ping, Chen, Wen-Li (2025): Arundinella mainlingensis (Poaceae), a new species from Xizang, China. PhytoKeys 257: 65-78, DOI: 10.3897/phytokeys.257.151771
79AA4BD3213D5D52925F1104232B56FA.taxon	description	Description. Perennials, loosely tufted. Culms 30 – 60 cm tall, 1 – 1.5 mm in diam., smooth and glabrous, with 4 – 7 nodes. Leaf sheaths glabrous; ligules shorter than 0.1 mm, nearly absent; basal blades 5 – 8 cm long, 1 – 3 mm wide, firm, flat or with involute margins, glabrous or occasionally with tubercle-based hairs; cauline blades 7 – 12 cm long, 2 – 4 mm wide. Panicles 10 – 15 cm long, contracted. Spikelets 4.5 – 5.2 mm long, 2 - flowered, purple, glabrous, in pairs with one long-pedicelled, the pedicel 3 mm long and one short-pedicelled, the pedicel ca. 1 mm long; lower glumes ca. 3.5 mm long, 3 - veined, ovate-lanceolate; upper glumes 4.2 – 5 mm long, 5 - veined; lower florets ca. 4 mm long, staminate; lemmas 5 - veined; upper florets ca. 3 mm long; lemmas of the upper floret slightly scabrid on back, 5 - veined, apex awned, the awns ca. 3.5 mm long, geniculate with brown twisted column; paleas slightly longer than lemma; anthers 1.8 – 2 mm long, purplish-red. Caryopses ca. 1.6 mm long, obovate-oblong, brownish.	en	Tian, Yu-Wei, Zhang, Xie-Yong, Yan, Ping, Chen, Wen-Li (2025): Arundinella mainlingensis (Poaceae), a new species from Xizang, China. PhytoKeys 257: 65-78, DOI: 10.3897/phytokeys.257.151771
79AA4BD3213D5D52925F1104232B56FA.taxon	distribution	Distribution and habitat. Found only in China in Gongshan, Yunnan, growing in hillside meadows at an elevation of 3000 m.	en	Tian, Yu-Wei, Zhang, Xie-Yong, Yan, Ping, Chen, Wen-Li (2025): Arundinella mainlingensis (Poaceae), a new species from Xizang, China. PhytoKeys 257: 65-78, DOI: 10.3897/phytokeys.257.151771
