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FNA | Family List | FNA Vol. 8 | Saxifragaceae | Mitella

1. Mitella nuda Linnaeus, Sp. Pl. 1: 406. 1753.

Naked mitrewort, mitrelle nue

Mitella prostrata Michaux

Plants usually stoloniferous. Flowering stems (2-)6-20(-25) cm. Leaves: petiole 1.2-8(-10) cm, short stipitate-glandular, longer hairs usually retrorse, sometimes spreading, white; blade cordate to reniform, ± as long as wide, (0.4-)1.1-4.7(-8) × (0.4-)1.2-4.8(-7.5) cm, margins unlobed or shallowly 3-lobed, singly crenate, irregularly ciliate, apex of terminal lobe obtuse to rounded, surfaces sparsely glandular-puberulent and glandular-hirsute; cauline leaves absent or 1, proximal, sessile or subsessile, blade 0.4-1.6(-2.8) × 0.8-2.6 cm. Inflorescences 1-3(-6), remotely (1-)2-15-flowered, 1 flower per node, not secund, long stipitate-glandular proximally, short stipitate-glandular distally. Pedicels 1-6 mm, short stipitate-glandular. Flowers: hypanthium broadly campanulate, 1.5-2.5 × 2.5-3.5 mm; sepals spreading or recurved, greenish white, ovate to triangular-ovate, 1.5-2.4 × 1-1.8 mm; petals greenish yellow or greenish white, 9-11-lobed, (2-)3.5-5 mm, lobes linear, lateral lobes spreading; stamens 10, opposite and alternate with sepals; filaments white or greenish white, 0.3-0.5 mm; anthers 0.2-0.3 × 0.2-0.3 mm; ovary 1/3-1/2 inferior; styles erect or spreading, cylindric, 0.4-0.6 mm; stigmas unlobed. Seeds dark reddish brown or blackish, 0.8-1.2 mm, nearly smooth. 2n = 14, 28.

Flowering May-Aug. Moist to wet woods, damp coniferous woods, northern hardwood forests, thickets, swamps, stream banks, bogs; 0-3500 m; St. Pierre and Miquelon; Alta., B.C., Man., N.B., Nfld. and Labr., N.W.T., N.S., Nunavut, Ont., P.E.I., Que., Sask., Yukon; Alaska, Conn., Idaho, Iowa, Maine, Mass., Mich., Minn., Mont., N.H., N.Y., N.Dak., Pa., Vt., Wash., Wis.; e Asia.

D. E. Moerman (1998) reported that the Cree Indians of Saskatchewan used the crushed leaves of Mitella nuda to treat earaches.


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