Claytonia palustris

Claytonia palustris is a species of wildflower in the family Montiaceae known by the common names Jonesville springbeauty and marsh claytonia.
Distribution.
The wildflower is endemic to California where it is an uncommon member of the flora in wet areas such as spring meadows in the high mountains from the Klamath Range to the High Sierra.
The species epithet "palustris" is Latin for "of the marsh" and indicates its common habitat. The species is diploid (2n = 12) with a chromosome base number of x = 6.
Description.
"Claytonia palustris" is a rhizomatous perennial herb producing a slender stem up to about long.
It has leaves with oval-shaped blades a few centimeters long at the ends of long, narrow petioles.
The inflorescence bears up to 18 flowers on a long stalk. Each flower has 5 white or pink-tinted white petals just under a centimeter long. The bloom period is May to October.