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FOC | Family List | FOC Vol. 5 | Amaranthaceae | Amaranthus

4. Amaranthus cruentus Linnaeus, Syst. Nat., ed. 10. 2: 1269. 1759.

老鸦谷 lao ya gu

Amaranthus paniculatus Linnaeus; A. hybridus Linnaeus subsp. cruentus (Linnaeus) Thellung; A. hybridus var. paniculatus (Linnaeus) Thellung.

Stem erect, green, glabrous. Petiole green; leaf blade rhombic-ovate or oblong-lanceolate, glabrous, base cuneate, margin entire or undulate, apex acuminate or acute. Complex thyrsoid structures erect; bracts and tepals distinctly long pointed at apex; bracts of female flowers ca. 1.5 × as long as segments; tepals conspicuously shorter than fruit. Utricles 3-4 mm in diam., circumscissile. Seeds subglobose. Fl. Jun-Jul, fr. Sep-Oct. 2n = 30*, 32*, 34*.

Widely cultivated. in China [cosmopolitan].


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