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FNA | Family List | FNA Vol. 8 | Ericaceae | Monotropa

2. Monotropa hypopitys Linnaeus, Sp. Pl. 1: 387. 1753.

Pine-sap, monotrope du pin Pine-sap, monotrope du pin

Hypopitys americana (de Candolle) Small; H. fimbriata (A. Gray) Howell; H. lanuginosa (Michaux) Rafinesque; H. monotropa Crantz; Monotropa hypopitys subsp. lanuginosa (Michaux) H. Hara; M. latisquama (Rydberg) Hultén

Inflorescences usually secund racemes, rarely solitary flowers, 5-32 cm; axis yellowish to orange or reddish. Pedicels nodding at anthesis, erect in fruit, (finely hairy or glabrous, sometimes glandular-hairy. Flowers: sepals absent or 4-5, not similar to subtending bracts, spatulate to elliptic, 7-12 × 1-5 mm; petals 4-5, yellowish to orange or reddish, oblong, 8-17 × 4-8 mm, base narrowly saccate, margins ciliate to erose, apex acute to rounded, adaxial surfaces often hairy; nectary lobes 8-10, (paired), stout, not elongate or curved-cylindric; stamens 8-10; filaments sparsely hairy; anthers horizontal at anthesis, horseshoe-shaped, sacs of equal size; ovary 4-8 × 3-6 mm, usually hairy; style 2-10 × 1-2 mm, sparsely hairy; stigma umbilicate, 1.5-3 mm diam., often subtended by ring of crowded hairs. Capsules 4-5-segmented; segments often deciduous after seed dispersal, thin, 6-10 × 4-8 mm, without connecting, pinnate, vascular bundles when open. Seeds 0.5-1 mm, mostly membranously winged. 2n = 48.

Flowering spring-fall. Moist to mesic or dry, mixed-deciduous and coniferous forests; 0-4300 m; St. Pierre and Miquelon; Alta., B.C., N.B., Nfld. and Labr. (Nfld.), N.S., Ont., P.E.I., Que., Sask.; Ala., Alaska, Ariz., Ark., Calif., Colo., Conn., Del., D.C., Fla., Ga., Idaho, Ill., Ind., Iowa, Kans., Ky., La., Maine, Md., Mass., Mich., Minn., Mo., Mont., Nebr., N.H., N.J., N.Mex., N.Y., N.C., Ohio, Okla., Oreg., Pa., R.I., S.C., Tenn., Tex., Vt., Va., Wash., W.Va., Wis., Wyo.; Mexico; Central America (Guatemala); Europe; c, e Asia.


 

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