Wetland Planting Zone |
Submerged Marsh |
Approved Format |
600cc |
Family |
Haloragaceae |
Form |
Myriophyllum crispatum is a robust erect perennial herb with soft curly hairs on stems and leaf bases, rooting at the leaf nodes |
Foliage |
Submerged leaves and emergent leaves are different. Submerged leaves are egg-shaped, 10-40mm long in rings of 5-8, leaves divided to midrib with close narrow segments like teeth on a comb Emergent leaves have rings of 6-9, decreasing from broadly lance-shaped and divided to toothed, to needle-like and entire to 20mm |
Flowers |
Single, stalkless male and female flowers in upper leaf axils. Female flowers lack sepals and petals, with white stigmas. |
Fruit |
Fruit is cubiform, yellow-brown to deep red |
Habitat |
Upright Water-Milfoil is aquatic to a depth of 1m, or semi-aquatic in swamps and mud and still to slow flowing streams. Full sun, semi-shade |
Distinctive Features |
This plant is readily identified by the presence of crisped hairs on the stems and leaf bases |
Similar Species |
Similar to other Myriophyllum species, but distinguished by the stems and leaf-bases |
Comments |
Freely roots from nodes in the mud |
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