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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

3. Primula L. -- Primrose

1. Primula incana M. E. Jones

Scapose plant 6-40 cm tall, the foliage variously farinose; leaves in a basal rosette, strongly white-farinose beneath and usually less so above, elliptic to oblanceolate or spatulate, 2-6 cm long, 0.5-2 cm wide, shallowly denticulate to subentire, sessile or with winged petioles mostly 3-6 cm long. Flowers 3-12 in an umbel; bracts several, linear-lanceolate, 5-10 mm long, gibbous at the base; pedicels about equaling the bracts. Calyx farinose to some degree, 6-8 mm long, 5-lobed for ca. 1/3 of its length, the lobes obtuse to subacute; corolla lilac, salverform, the tube 8-11 mm long, the lobes deeply 2-lobed, 2-3 mm long; stamens attached in the upper 1/3 of the corolla tube. Capsule ellipsoid, about equaling to slightly exceeding the calyx; seeds strongly angular, 0.5-0.7 mm long, reticulate. Wet meadows, springs and shores, often where alkaline; rare, with a few collections from nw ND; (ne Hudson Bay to AK, s to ND, CO, UT, ID and B.C.).
GIF- Species Photo/Drawing
Primula incana.
GIF- Distribution Map

Map key

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