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

3. Cyathula officinalis K. C. Kuan, Acta Phytotax. Sin. 14(1): 60. 1976.

川牛膝 chuan niu xi

Herbs perennial, 50-100 cm tall. Stem erect, slightly quadrangular, much branched or strigose. Petiole 0.5-1.5 cm, densely strigose; leaf blade elliptic or narrowly elliptic, rarely obovate, 3-10 × 1.5-5.5 cm, abaxially densely strigose, adaxially long strigose, base cuneate or broadly cuneate, margin entire, apex acuminate. Flower clusters in terminal spikes, light green, nearly white when dried, 1-1.5 cm in diam. Bracts shiny, 4-5 mm, apex pointed or hooked. Tepals of perfect flowers lanceolate, 3-5 mm, apex acute, inner 3 slightly narrow. Filaments densely hairy at base; pseudostaminodes rectangular, 0.3-0.4 mm, dentate-lobed at apex. Ovary cylindric or obovoid, 1.3-1.8 mm; style ca. 1.5 mm. Utricles light yellow, ellipsoid or obovoid, 2-3 × 1-2 mm. Seeds shiny, ellipsoid, 1.5-2 mm, smooth. Fl. Jun-Jul, fr. Aug-Sep.

Waste places; above 1500 m. Guizhou, Hebei, Shanxi, Sichuan, Yunnan, Zhejiang [Nepal].

Further study is necessary to compare this taxon with Cyathula capitata, of which it may be no more than a cultivar.


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