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FOC | Family List | FOC Vol. 22 | Poaceae | Puccinellia

6. Puccinellia jeholensis Kitagawa, Rep. First Sci. Exped. Manchoukuo, Sect. IV. 4: 102. 1936.

热河碱茅 re he jian mao

Puccinellia palustris (Seenus) Grossheim subsp. jeholen-sis (Kitagawa) Norlindh.

Perennial, tufted, grayish green. Culms erect or geniculately ascending, 30–60 cm tall, 1–2 mm in diam. Leaf sheaths smooth; ligule 0.5–1.3 mm; leaf blades flat, 6–10 cm, 2–3 mm wide, abaxial surface glabrous, adaxial surface and margins scabrous. Panicle usually spreading, 8–20 × 5–10 cm; branches 2–4 per node, basal primary branch 4–8 cm, upper part scabrid. Spikelets 5–6 mm, florets 4 or 5; rachilla internodes scabrid; lower glume ca. 1.2 mm, 1-veined, apex acuminate, upper glume ca. 1.8 mm, 3-veined, apex obtuse; lemmas 3–3.5 mm, purple, lower 1/4 pubescent, margins membranous, yellow, apex obtuse; palea as long as lemma, keels hairy in lower part, scabrid in upper part; anthers 1.2–2 mm. Fl. Jun–Jul.

Lake shores, shallow sandy slopes, low saline meadows. Hebei, Heilongjiang, Jiangsu, Nei Mongol [Mongolia].


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