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FOC | Family List | FOC Vol. 24 | Liliaceae | Veratrum

5. Veratrum nigrum Linnaeus, Sp. Pl. 2: 1044. 1753.

藜芦 li lu

Veratrum bracteatum Batalin; V. nigrum var. microcarpum Loesener; V. nigrum subsp. ussuriense (Loesener) Voroschilov; V. nigrum var. ussuriense Loesener; V. ussuriense (Loesener) Nakai.

Plants stout, to 1 m tall, basally with black, reticulate fibers formed from disintegrated sheaths. Leaves cauline, sessile or sometimes shortly petiolate in distal part of stem; leaf blade broadly elliptic to broadly ovate-lanceolate, usually 22--25 × ca. 10 cm, glabrous, apex acute or acuminate. Panicle many flowered; lateral branches suberect or spreading at an acute angle, often with male flowers; terminal raceme usually with bisexual flowers; rachis densely white woolly; bracts pubescent marginally and abaxially. Pedicel on branches of panicle ca. 5 mm, subequaling bracts, densely woolly. Tepals black-purple, oblong, 5--8 × ca. 3 mm, spreading or slightly recurved in bisexual flowers, margin entire. Stamens 2.5--4 mm. Ovary glabrous. Capsule 1.5--2 × 1--1.3 cm. Fl. and fr. Jul--Sep. 2 n = 16, 64.

Forested or grassy slopes; 1200--3300 m. Gansu, Guizhou, Hebei, Heilongjiang, Henan, Hubei, Jilin, Liaoning, Nei Mongol, Shaanxi, Shandong, Shanxi, Sichuan [Kazakhstan, Mongolia, Russia; C Europe].


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