Lithophragma parviflorum, commonly known as small-flowered woodland star or small-flowered prairie star is a flowering perennial within the Saxifrage family (Saxifragaceae).
General: Glandular-pubescent perennial from slender rhizomes bearing numerous rice-grain bulblets, the stems 10-30 cm. tall, often purplish- or grayish-tinged above. Leaves: Leaves mostly basal, with petioles 2-6 cm. long, the blades 1-3 cm. broad, usually cleft to the base into 5 wedge-shaped segments that are bi-ternately to ternately cleft and lobed; cauline leaves 2, sub-sessile, cleft into narrower segments. Flowers: Inflorescence a congested raceme at first, becoming up to 15 cm. long, 5- to 11-flowered; calyx obconic, 4-6 mm. long, the 5 lobes triangular-ovate, 1-2 mm. long and broad; petals white to pinkish, 5-10 mm. long, obovate with a wedge-shaped base, digitally 3-cleft, narrowed abruptly to a short, slender claw. Fruit: Ovary nearly completely inferior; carpels 3.
3 Bloom Period
Both sides of the Cascades, British Columbia to California, east to the Dakotas and Colorado
Prairies, sagebrush desert and forest openings, sea level to mid-elevations in the mountains
http://biology.burke.washington.edu/herbarium/imagecollection.php http://www.wildflower.org/plants/result.php?id_plant=LIPA5 http://plants.usda.gov/java/profile?symbol=LIPA5 http://www.wnps.org/landscaping/herbarium/pages/lithophragma-parviflorum.html
Seed sample from: 2010
Average Measurement: 0.5 x 0.3 x 0.2
Measurement Range: L: 0.3 - 0.6, W: 0.1 - 0.3, D: 0.1 - 0.6
Shape: Seeds very small, hilum puckered, and located at tapered end of seed. Opposite apex also tapered.
Color: Seeds dark brown, and almost black at ridges and wrinkles.
Surface: Seeds have at least one major ridge that extends longitudinally from hilum to opposite apex. Seeds may have some other longitudinal ridging and wrinkling. Seeds very shiny, smooth, and iridescent.