Comprehensive Description
(
Inglês
)
fornecido por North American Flora
Hydrocotyle americana L. Sp. PI. 234. 1753 Not H. americana Walt. 1788.
Stems filiform, branching and creeping, the stolons slender, tuberif erous ; leaves thin, orbicular to ovate, not peltate, excluding the petioles 5-45 mm. long, 7-60 mm. broad, shallowly 6-10-lobed, the lobes crenate, glabrous; petioles slender, 1-11 cm. long, glabrous; umbels axillary (or borne on the petioles), sessile to subsessile, 2-7-flowered, the pedicels 0.5-1 mm. long; involucre absent; flowers greenish-white; fruit suborbicular, about 1.5 mm. long and broad, the dorsal surface acute, the dorsal and lateral ribs evident, acute, the commissural surface plane; oil-bearing cells absent.
Type locality: "In America septentrionali," Kalm.
Distribution: Newfoundland to North Carolina, west to Wisconsin (Biltmore Herb. 4003a,
- citação bibliográfica
- Albert Charles Smith, Mildred Esther Mathias, Lincoln Constance, Harold William Rickett. 1944-1945. UMBELLALES and CORNALES. North American flora. vol 28B. New York Botanical Garden, New York, NY
