General:
Perennial from a taproot and branching stem-base; stems erect or ascending, many branched, white-hairy and glandular, 5-50 cm tall.
Leaves:
Basal leaves narrowly oblanceolate, white-hairy and glandular, 1.5-6 cm long, 2-8 mm wide, 1-nerved; stem leaves opposite, 2-4 pairs, reduced upwards; stipules lacking.
Flowers:
Inflorescence of usually 3-6 flowers in a cluster, occasionally solitary; petals 5, white or pinkish, 2-cleft, stalklike at the bases; sepals 5, purplish-nerved, united, forming a tube 6-11 mm long; styles 5.
Fruits:
Capsules 8-11 mm long; seeds dark brown, 0.6-1.0 mm long, sometimes slightly winged, granular.
If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.
Illustration Source: The Illustrated Flora of British Columbia
Synonyms and Alternate Names:
Gastrolychnis ostenfeldii (A.E. Porsild) V.V. Petrovsky
Gastrolychnis taimyrensis (Tolm.) Czerep.
Gastrolychnis triflora subsp. dawsonii (B.L. Robins.) A.& D. L÷ve
Lychnis dawsonii
Lychnis taimyrensis (Tolm.) Polunin
Lychnis triflora
Lychnis triflora subsp. dawsonii (B.L. Robins.) Maguire
Lychnis triflora var. dawsonii B.L. Robins.
Melandrium ostenfeldii A.E. Porsild
Melandrium taimyrense Tolm.
Silene sorensenis (B. Boivin) Bocquet
Silene taimyrensis (Tolm.) Bocquet