Ludwigia leptocarpa
false loosestrife, anglestem waterprimrose, anglestem primrose-willow, waterwillow, water willow
Family
Onagraceae
Leaf Arrangement
alternate
Leaf Attachment
sessile
Leaf Type
simple
Leaf Shape
elliptic, lanceolate
Growth Form
forb, shrub
Flower Color
yellow
Flower Petals
5, 6
Flower Month
June - October
Height (meters)
0.3 - 2.0
Milky Sap
No
Armed/Unarmed
Unarmed
Origin
native
Lifespan
annual, perennial
Growing Season
Warm season
Wetland Class
OBL
Wetland Coefficient of Conservatism
4
Prairie Coefficient of Conservatism
1
Field Characters
Flowers occur in nearly every leaf axil and have 5-6 yellow petals, 5-6 sepals, and twice as many stamen as petals. Capsules (fruit) cylindrical and relatively long. Shaggy-pubescent stems. Flowers axillary. Capsules 3-5 cm long and 10-14 ribbed.
Natural History
Anglestem primrose-willow grows in wet places in ditches, marshes, swamps and streams throughout Louisiana and east Texas.
Habitat
Wet places along ditches, marshes, swamps, and pond margins.