Minuartia biflora (L.) Schinz & Thell.
[= Cherleria biflora]
Annotated by Ben Legler, Jan 2017.

Washington: Whatcom County: Mt. Baker-Snoqualmie National Forest: on west side of ridge along Sisters Divide 0.45 air km southeast of outlet of Lake Wiseman, Twin Sisters Range. Elev. 1414 m.
48.707131° N, 121.934086° W
Datum: WGS 84. Uncertainty: 4 meters. Coordinate Source: GPS.
Sparsely vegetated, gravelly soil over sloping dunite rock, with Sibbaldia procumbens, Cerastium arvense, Silene acaulis, Aspidotis densa, Polystichum lemmonii, Adiantim pedatum, Danthonia. Sepals 3-3.8 mm, glandular in lower half; withered petals ca as long as sepals, narrow; capsules slightly longer than sepals; seeds ca 0.7 mm, tan, smooth at 10x; pedicels stipitate-glandular; sterile shoot leaves broadly rounded on back, wider than high; flowering stem leaves flat; plants in small tufts, not mat-forming; uncommon and scattered. Photographed.¶[Reference specimen for illustration in revision of "Flora of the Pacific Northwest" at WTU herbarium, 2017] Phenology: Fruits.

Ben Legler 14264, Aug 6, 2016
WTU, Accession: 425838, Barcode: WTU-V-070242