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What plant is Scirpus tabernaemontani? A detailed explanation of its aliases, Guancao and Chongtiancao
Name: Scirpus tabernaemontani. Scientific name: Scirpus tabernaemontani Gmel. Family and genus: Cyperaceae, genus Scirpus. Aliases: Cuiguan grass, Chongtian grass. Morphological features: The plant is 1m~2m tall, with thick creeping rhizomes; the stem is upright, the culm solitary, cylindrical, with a smooth surface and spongy hollow tissue inside; the culm skin is tough; at the base there are 3~4 membranous tubular leaf sheaths, the uppermost sheath bearing a leaf blade; the leaf is narrowly linear; at the top of the stem there is a bract