Moehringia macrophylla

Plants perennial. Rhizomes forming extensive network. Stems ascending to erect, simple or branched, ± angled or grooved, 2–18 cm, hairs minute, spreading, peglike. Leaves sessile or subsessile; petiole 0.1–1 mm; blade 1–3-veined, lanceolate to elliptic, (8–)15–50(–70) × 2–9 mm, margins smooth to minutely granular, often ciliate in proximal 1/2, apex acute. Inflorescences 1–5-flowered; bracts 1–4 mm, margins broadly scarious. Pedicels ascending to erect, sometimes divergent in fruit, 2–15 mm. Flowers: sepals 5, midrib ± keeled, ovate, herbaceous portion lanceolate, (2.8–)3–6 mm, apex acute to acuminate; petals 5, 2–6 mm, 3/4–11/2 times as long as sepals. Capsules ovoid, 5 mm, ± equaling sepals. Seeds ovoid, 1.5–2.2 mm, tuberculate; tubercles minute, low, rounded. 2n = 48.

Phenology: Flowering late spring–summer.
Habitat: Moist, shaded slopes, rocky ridges, ultramafic outcrops and summits, shores
Elevation: 200-3400 m.

Distribution

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• Legacy Map

B.C., Man., Nfld. and Labr. (Labr.), N.W.T., Ont., Que., Sask., Calif., Colo., Conn., Idaho, Mass., Mich., Mont., N.Mex., Oreg., Utah, Vt., Wash., Wis., Asia.

Discussion

Selected References

None.

Lower Taxa

None.