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FOC | Family List | FOC Vol. 11 | Rutaceae | Haplophyllum

1. Haplophyllum dauricum (Linnaeus) G. Don, Gen. Hist. 1: 781. 1831.

北芸香 bei yun xiang

Peganum dauricum Linnaeus, Sp. Pl. 1: 445. 1753; Haplophyllum lineare (Candolle) G. Don; Ruta daurica (Linnaeus) Candolle.

Herbs, perennial. Underground part woody, above-ground part many branched; branchlets slender, 10-20 cm, puberulent when young. Leaves subsessile; leaf blade lanceolate to linear, 5-20 × 1-5 mm, grayish green, with oil glands, base attenuate, apex acute. Inflorescences many flowered or very rarely 3-flowered; bracts linear, small. Sepals ca. 1 mm, basally connate, margin pubescent. Petals yellowish to pale yellowish white, oblong, 6-8 mm, with scattered semipellucid oil glands. Staminal filaments enlarged in ± their basal half; anthers elongately ellipsoid; connective with an apical oil gland. Ovary globose, (2 or)3(or 4)-loculed; style slender; stigma slightly enlarged. Fruiting carpels 2-seeded. Seeds brownish black, 2-2.5 × 1-1.5 mm. Fl. Jun-Jul, fr. Aug-Sep.

Hill slopes; low elevations. Gansu, Hebei, Heilongjiang, Jilin, Nei Mongol, Ningxia, Shaanxi, Xinjiang [Mongolia, Russia].


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