USGS - science for a changing world

Northern Prairie Wildlife Research Center

  Home About NPWRC Our Science Staff Employment Contacts Common Questions About the Site

Aquatic and Wetland Vascular Plants of the Northern Great Plains

25. Saxifragaceae, the Saxifrage Family

2. Parnassia L. -- Grass-of-Parnassus

1. Parnassia glauca Raf.

Plants with scapes 1-4 dm tall. Leaf blades rotund-ovate to ovate, 2-7 cm long, 1-5 cm wide, somewhat coriaceous, rounded to subacute at the tip, rounded to truncate or subcordate at the base, decurrent on the upper part of the petiole; bract-leaf usually present, clasping or not. Sepals oblong to oval, 2.5-5.5 mm long, herbaceous with a narrow hyaline margin, 3- to 7-nerved, rounded; petals oblong to oval, 9-18 mm long, 7- to 9-nerved; staminodes 3-parted from below the middle, shorter than to slightly exceeding the stamens. Jul--Sep. Calcareous fens and wet meadows; uncommon in e and c ND and e SD; (Que. and N.B. to Sask., s to VA, IN, IA and SD).
GIF- Distribution Map

Map key

Previous Species -- Mitella nuda L.
Return to Family -- Saxifragaceae - The Saxifrage Family
Next Species -- Parnassia palustris L.

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo logo U.S. Department of the Interior | U.S. Geological Survey
Page Contact Information: Webmaster
Page Last Modified: Saturday, 02-Feb-2013 06:45:22 EST
Sioux Falls, SD [sdww55]