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Northern Prairie Wildlife Research Center

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Aquatic and Wetland Vascular Plants of the Northern Great Plains

23. Primulaceae, the Primrose Family

1. Glaux L. -- Sea milkwort

1. Glaux maritima L.

Low, glabrous, usually glaucous perennial from shallow rhizomes, 3-25 cm tall; stems leafy, simple and erect to branched and spreading. Leaves opposite or mostly so, sometimes becoming alternate above, sessile, rather succulent, elliptic to oblong or oblanceolate, 3-20 mm long, 1-5 mm wide, obtuse to subacute. Flowers small, solitary and sessile in the leaf axils, white to pinkish; calyx campanulate, 3-4 mm long, lobed to about the middle, the lobes petaloid, rounded; corolla absent; stamens free of the calyx, alternate with the calyx lobes, about equal to or slightly exceeding the calyx. Capsules ovoid to globose, 2.5-3 mm long; seeds several, black, roughly elliptic and flattened, 1-1.5 mm long, coherent to the placenta. Mid Jun--Sep. Wet meadows, seepage areas, stream margins and flats, where alkaline or saline; ND, MT, w NE, WY and probably SD, most common n; (Circumboreal, in N.Amer. s to VA, NE, NM and OR).
GIF- Species Photo/Drawing
Glaux maritima.
GIF- Distribution Map

Map key

Return to Family -- Primulaceae - The Primrose Family
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