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FOC | Family List | FOC Vol. 16 | Gentianaceae | Lomatogonium

1. Lomatogonium perenne T. N. Ho & S. W. Liu in J. X. Yang, Fl. Tsinling. 1(4): 396. 1983.

宿根肋柱花 su gen lei zhu hua

Lomatogonium perenne

Credit: Harvard University Herbaria

Perennials 8-25 cm tall. Rhizomes horizontal or poorly defined, sheathed by a few blackish remains of old petioles. Stems erect, slender, angular, simple. Basal leaves short petiolate; leaf blade spatulate to oblong, 0.6-1.5(-2.1) cm × 3-5(-8.5) mm, base cuneate, margin papillate, apex obtuse, veins 3-5. Stem leaves subsessile to short petiolate; leaf blade oblong-spatulate to oblong, rarely ovate-oblong, 0.6-1.6 cm × 3-6 mm, base obtuse, margin papillate, apex obtuse, midvein distinct. Inflorescences racemelike, 3-5(-7)-flowered. Pedicel spreading to erect, 2.5-5.6 cm, slender. Calyx tube less than 1.5 mm; lobes linear-spatulate, rarely linear-oblong to narrowly elliptic, 4.5-8 × 1-2(-3.5) mm, base narrowed, apex acute to obtuse, veins 3 outside. Corolla dark blue, tube less than 1.5 mm; lobes narrowly oblong, 1.2-1.7 cm × 4-6 mm, apex obtuse. Nectary connate at base into a tube pointed outward, apex lamellate, margin lobed. Filaments 5-7 mm; anthers blue, ellipsoid, 2-3 mm. Ovary cylindric, 0.9-1.3 cm, apex subacuminate to obtuse. Stigma lobes decurrent to middle of ovary. Capsules narrowly ellipsoid, ca. 1.3 cm. Seeds brown, subcylindric, small. Fl. and fr. Aug-Oct.

* Scrub, alpine and subalpine meadows; 3900-4400 m. Qinghai (Jigzhi Xian), Shaanxi (Taibai Shan), W Sichuan, E Xizang, NW Yunnan.


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