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FOC | Family List | FOC Vol. 18 | Orobanchaceae | Orobanche

25. Orobanche alsatica Kirschleger, Prodr. Fl. Alsace. 109. 1836.

多色列当 duo se lie dang

Orobanche alsatica subsp. libanotidis (Ruprecht) Tzvelev; O. alsatica var. libanotidis (Ruprecht) Beck; O. bartlingii Grisebach; O. libanotidis Ruprecht.

Plants biennial or perennial, 15-40 cm tall. Stems glandular pubescent and villous upward. Leaves ovate or ovate-lanceolate, 1-2.5 cm X 4-6 mm, subvillous abaxially and along margin. Inflorescences spicate, 0.4-1.7 cm, shorter than stem; bract ovate-lanceolate, 1-2.5 cm X 2-6 mm, villous and glandular pubescent; bractlets absent. Calyx 6-10 mm, 2-parted; segments lanceolate-ovate, usually 2-lobed; lobes narrowly lanceolate, subequal, 3.5-5 mm, usually 3-veined, apex acuminate. Corolla pale yellow or brown-yellow, often tinged with purple, tubular-campanulate, curved, glandular pubescent, 1.5-2 cm, constricted below middle; upper lip slightly emarginate; lobes subrounded, unequal, margin sparsely glandular. Filaments 0.8-1.2 cm, basal 1/3 sparsely pubescent, glabrous upward; anthers oblong, 1.4-1.6 mm, sparsely villous. Pistil 0.8-1.3 cm; ovary narrowly ellipsoid, glabrous. Stigma 2-lobed. Capsule ellipsoid, 8-9 mm. Seeds oblong, ca. 0.3 X 0.2 mm. Fl. May-Jul, fr. Jul-Aug. 2n = 38.

Slopes, valleys, forests. W Hubei, Sichuan [Kazakhstan, Kyrgyzstan, Russia, Uzbekistan; SW Asia, Europe].

Parasitic on species of the Apiaceae.

No material of this species has been found in Chinese herbaria.


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