Leymus mollis (Trin.) Hara - Soft Lyme-grass.

Taxonomic position.

Family Poaceae Benth. genus Leymus Hochst.

Morphology and biology.

Perennial grass. Forms thick rhizomes. Culms 50-130(150) cm tall, usually bluish or glaucous with wax bloom, thick, pubescent under spike. Leaf blades (5)10-20(30) mm wide, thick, flat but always convolute lengthwise when drying, above sharply ribbed and scabrous, beneath glabrous and smooth, rather rigid. Spikes (13)15-20(30) cm long and up to 2 cm wide, dense, with hairy rachis. Spikelets 15-25 mm long, with 3-7 florets. Glumes gradually narrowed toward apex, acute, sparsely long-hairy (after flowering often subglabrous), longer than adjacent lemmata. Lemma 11-14 mm long, 7-veined, oval-lanceolate, acute, awnless, shortly hairy throughout surface. Palea subequal to lemma in length. Anthers (4)6-7.5 mm long. Flowers in July - September. Anemophilous. 2n=28.


Far East; China, Japan, northwestern North America.


On seaside coastal ridges, sands and shingles, in maritime meadows, also on slopes of seaside terraces.

Use and economic value.

Forage grass.


Tolmachev AI., ed. 1964. Arctic Flora of the USSR. V.2. Gramineae. Moscow; Leningrad: Nauka. 273 p. (in Russian).
Kharkevich SS., ed. 1985. Vascular plants of the Soviet Far East. V.1. Leningrad: Nauka. 398 p. (In Russian).
Tzvelev NN. 1976. Grasses of the Soviet Union. Leningrad: Nauka. 788 p. (In Russian).

© L.L.Malyshev

© Photo by N.Yu.Malysheva, L.L.Malyshev

Web design —
Kelnik studios