Maianthemum stellatum

Plants terrestrial, 15–45 cm. Rhizomes sympodial, proliferatively spreading, narrow-cylindrical, units 15–60 cm × 3–4.5 mm, roots scattered over surfaces. Stems erect, 2.5–5 dm × 2–3.5 mm. Leaves 8–11, sessile, clasping; blade ovate-elliptic to lanceolate, 5–6 × 2.5–3.5 cm; base rounded; apex acute. Inflorescences racemose, simple, 6–15-flowered. Flowers 1 per node, 3-merous; tepals conspicuous, 4–5 × 1.5–2 mm; filaments 1.2–1.5 mm; anthers 0.6–0.8 mm; ovary globose to cylindrical, ca. 1 mm wide; style 1.3–1.8 mm; stigma obscurely 3-lobed; pedicel 6–12 × 0.8–1 mm. Berries green with black stripes along median carpel vein when young, maturing to red, globose, 4–6 mm diam. Seeds 1–6, globose, 2.5–3 mm. 2n = 36.

Phenology: Flowering mid or late spring.
Habitat: Sand dunes, marginal woodlands, oak openings
Elevation: 0–3200 m

Distribution

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• Legacy Map

Alta., B.C., Man., N.B., Nfld. and Labr. (Nfld.), N.W.T., N.S., Ont., P.E.I., Que., Sask., Yukon, Alaska, Ariz., Calif., Colo., Conn., Del., D.C., Idaho, Ill., Ind., Iowa, Kans., Ky., Maine, Md., Mass., Mich., Minn., Mo., Mont., Nebr., Nev., N.H., N.J., N.Mex., N.Y., N.Dak., Ohio, Okla., Oreg., Pa., R.I., S.Dak., Tenn., Utah, Vt., Va., Wash., W.Va., Wis., Wyo., disjunct in nw Mexico.

Discussion

Selected References

None.

Lower Taxa

None.