Alisma lanceolatum

Withering

An Arrangement of British Plants (ed. 3)2: 362. 1796

Found in FNA Volume 22.
Herbs, to 70 cm. Leaves emersed, petiolate; blade lanceolate, 6–23 × 1–4.5 cm. Inflorescences to 70 cm. Flowers chasmogamous; sepals 1.6–3 mm; petals purplish pink, 4.4–6.5 mm, margins ± erose, apex acuminate; anthers ellipsoid, 0.6–1.1 mm; style ± curved, 0.4–0.6 mm, equaling ovary length. Fruiting heads 4–8 mm diam; achenes obovoid, 2–2.9 mm, with 1–2 abaxial grooves, beak erect. 2n = 26, 28 (Eurasian material).
Facts about "Alisma lanceolatum"
AuthorRobert R. Haynes + and C. Barre Hellquist +
Elevation0–500 m +
HabitatStreams and marshes +
IllustratorJohn Myers +
PhenologyFlowering and fruiting summer–fall. +
Referencebaldwin1955a +, brown1946a +, heiser1948a + and l1981a +
Taxon nameAlisma lanceolatum +
Taxon parentAlisma +
Taxon rankspecies +
VolumeVolume 22 +