Data provided by the participants of the Consortium of California Herbaria

View additional distribution information on the Jepson eflora

Arabis pycnocarpa, the slender rock cress, is a species of flowering plant in the mustard family. It is native to North America and eastern Asia, being found in rocky, calcareous areas. It is a small perennial or biennial that has white flowers in the spring. Two varieties have been named that are distinguished by pubescence differences:

Plant type

Perennial herb

Calscape icon
Color

White

Sun

Partial Shade

Water

Low, Moderate

Plant communities

Lodgepole Forest, Red Fir Forest, Yellow Pine Forest

Caterpillars
Butterflies

Butterflies and moths supported

0 confirmed and 9 likely

Confirmed Likely

Gray Marble

Anthocharis lanceolata

Sara Orangetip

Anthocharis sara

Western Sulphur

Colias occidentalis

Large Marble

Euchloe ausonides