啤酒花菟丝子 pi jiu hua tu si zi

Cuscuta flava Sievers ex Ledebour.

Stems rust colored to reddish, stout, ca. 3 mm in diam., tuberculate. Inflorescences racemose-spicate; bracts oval or ovate. Flowers 3-5 mm, sessile or short pedicellate. Calyx greenish, brown in dry specimens, cupular; sepals ovate to broadly ovate, apex obtuse. Corolla pink to whitish, tubular, longer than calyx; lobes erect or ± reflexed, oblong-ovate, shorter than tube, minutely dentate. Stamens inserted just below throat, tops reaching sinus; filaments very short or absent; anthers oblong-ovate; scales at lower parts of tube, not reaching middle of tube, oval or ovate, entire or 2-cleft, short fimbriate, sometimes degenerate. Ovary subglobose or broadly ovoid. Style 1; stigma oval, 2-cleft. Capsule capped by withered corolla, ovoid or conical, 7-9 mm, circumscissile near base. Seeds pale to dark brown, ovoid, 2-3 mm; hilum linear. Fl. Jul, fr. Aug. 2n = 28.

On trees, shrubs, perennial herbs. Gansu, Hebei, Jilin, Liaoning, Nei Mongol, Shaanxi, Shandong, Shanxi, Xinjiang [Mongolia; Asia, Europe].