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Silver Grass
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Silver Grass
A Native Photo: Kuntal Saha
Common name: Silver Grass, Foxtail Fescue, Rat-tail fescue • Chinese: 鼠茅 Shu Mao
Botanical name: Festuca myuros    Family: Poaceae (Grass family)
Synonyms: Vulpia myuros, Festuca megalura, Vulpia major

Silver Grass is an annual grass with stems erect or geniculately rising up, 20-70 cm tall, 3-4-noded, smooth. Leaf sheaths are loosely overlapping, shorter or lower longer than internodes, smooth, hairless; leaf blades involute, 7-11 cm x 1-2 mm, upper surface velvet-hairy, lower surface smooth; ligule 0.2-0.5 mm, flat. Panicles are linear, 10-20 x 0.5-1 cm, loose to somewhat dense, mostly curved or nodding, base enclosed by uppermost leaf sheath or just protruding from it. Spikelets are oblong or wedge-shaped, 8-10 mm (excluding awns), florets 4-7; lower glume minute, 1-3 mm, upper glume linear-lanceshaped, 3-8 mm, tip pointed; lemmas 5-7 mm, back rough, 5-veined, margins rough or ciliolate, tip tapering; awn 1.3-1.8 cm. Stamen is 1, with anther 0.4-1 mm. Caryopsis reddish brown, about 4 mm. Silver Grass is found in Europe to Taiwan and Sri Lanka, Macaronesia to Arabian Peninsula and N. Tanzania. It is also found in Western Himalaya. It is usually found as a weed of cultivation, at altitudes of 1200-3000 m. Flowering: April-July.

Identification credit: Kuntal Saha Photographed in Harsil Valley, Uttarkashi, Uttarakhand & Chadwick waterfall, Shimla, Himachal Pradesh.

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