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FOC | Family List | FOC Vol. 19 | Lentibulariaceae | Utricularia

14. Utricularia kumaonensis Oliver, J. Proc. Linn. Soc., Bot. 3: 189. 1859.

毛籽挖耳草 mao zi wa er cao

Diurospermum album Edgeworth (1847), not Utricularia alba Hoffmannsegg ex Link (1820).

Annuals, epiphytic, lithophytic, or terrestrial. Rhizoids and stolons capillary, simple. Traps on rhizoids and stolons, stalked, ovoid, ca. 1 mm, mouth lateral; appendage 1, dorsal, flabellate, fringed with multicellular stipitate glands. Leaves few, rosulate at peduncle base, petiolate, glabrous; leaf blade broadly obovate, orbicular, or reniform, 2-6 × 1.5-3 mm, membranous, veins dichotomously branched, base broadly cuneate, margin entire, apex rounded. Inflorescences erect, 2-7 cm, 1-3-flowered, glabrous; peduncle terete, 0.2-0.3 mm thick; scales absent; bracts basisolute, ovate-oblong, ca. 0.5 mm, base truncate, apex obtuse. Pedicel erect at anthesis but decurved in fruit, terete, 2-6 mm, filiform; bracteoles basisolute, similar to bracts. Calyx lower lobe oblong, much smaller than upper lobe, apex truncate and emarginate to erose; upper lobe obcordate, ca. 2 mm, base rounded, apex deeply 2-parted. Corolla white, with a basal yellow spot and mauve lobes on lower lip, 3-5(-7) mm; lower lip suborbicular, 5-lobed, middle lobe much larger than lateral lobes; spur broadly cylindric, ± as long as upper calyx lobe, slightly curved, apex obtuse; palate with a slightly raised rim, fringed with short hairs; upper lip subquadrate, ca. 1/2 as long as upper calyx lobe, apex truncate to obscurely 2-lobed. Filaments ca. 0.5 mm, curved; anther thecae distinct. Ovary globose; style very short; stigma lower lip circular, upper lip nearly obsolete. Capsule obliquely ovoid, 2-2.5 mm, dehiscing by a single longitudinal ventral slit. Seeds few per capsule, ellipsoid, ca. 0.5 mm, with a tuft of hairs at each end, hairs usually longer than body of seed. Fl. Jul-Aug, fr. Aug-Sep.

Among moss on rocks, cliffs, fallen trees; 2600-2700 m. NW Yunnan [Bhutan, N India, N Myanmar, Nepal].


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