Puccinellia thomsonii (Stapf ex Hook. fil.) R. R. Stewart

Known only from 3 specimens collected at Puga at above 5170 m.

Perennial, densely tufted. Culms stout, 20–40 cm tall, 1.5–3 mm in diam., 3–5-noded, nodes often geniculate. Leaf sheaths loose, terminal sheath ca. 10 cm, often enclosing base of inflorescence; ligule ca. 3 mm, broadly ovate; leaf blade flat or conduplicate or inrolled, 6–18 cm, 1–3 mm wide, margins and adaxial surface scabrid. Panicle spreading, 12–20 × 2–3 cm; branches paired, 3–5 cm, obliquely ascending, scabrid, lower part naked. Spikelets 5–9 mm, florets 3–5; glumes oblong, apex acuminate, lower glume 1.8–2.5(–3) mm, upper glume 2.2–3.2 mm; lemma 3.5–4(–4.5) mm, glabrous, keeled toward apex, apex acuminate; palea keels smooth on lower part, scabrid upward; anthers 2–2.6 mm. Fl. Jun–Jul.

Tufted perennial; culms 20-55 cm high, erect or geniculately ascending. Leaf-blades flat, folded or convolute, 6-12 cm long, 1-3.5 mm wide, glaucous, scaberulous above. Panicle contracted or spreading, 7-19 cm long, the branches ascending, bare in the lower part, scabrid. Spikelets 6-9 mm long, 3-5-flowered, variegated or deeply suffused with purple; glumes oblong or elliptic-oblong, acute, the lower 1.5-25 mm long, 1-nerved, the upper 2-3.2 mm long, 3-nerved; lemmas 3.5-4.5 mm long, elliptic, acute, glabrous, the mid-nerve reaching the tip; palea keels smooth below, scabrid above; anthers 2-3 mm long.

Xizang [Pakistan].

Distribution: Kashmir, endemic.

Open basins; 4000–5200 m.

Glyceria thomsonii Stapf in J. D. Hooker, Fl. Brit. India 7: 347. 1896 ["1897"]; Atropis thomsonii (Stapf) Pampanini.

Puccinellia thomsonii là một loài thực vật có hoa trong họ Hòa thảo. Loài này được (Stapf) R.R.Stewart miêu tả khoa học đầu tiên năm 1945.

长穗碱茅（学名：Puccinellia thomsonii）为禾本科碱茅属下的一个种。