Taxonomy
Family: Hypericaceae
Habitat
Wet soil.
Associates
Distribution
Newfoundland and Quebec to Manitoba, south to FL and TX.
Morphology
Annual or perennial; stems 10-80 cm, usually much-branched above; leaves lanceolate to elliptic or ovate, 1-4 cm, obtuse to subacute, broadly obtuse to rounded at the base, 3-5-nerved; inflorescence commonly widely branched; bracteal leaves subulate, 1-4 mm; sepals linear-oblong, acute, about equaling the fruit; petals 1.5-2.5 mm; stamens 5-16; styles 3, under 1 mm; fruit green, ellipsoid, unilocular, 2-3.5 mm.
Notes
Flowers July to September
Wetland indicator: FACW
Commonly found in disturbed moist sites like shores. A similar species is H. boreale (Britton) E.P. Bicknell which has leafy, elliptic bracts and obtuse sepals that are much shorter than the fruit.
References
Gleason, Henry A.
and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States
and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY
Michael Hough © 2018 |