Data provided by the participants of the Consortium of California Herbaria

View additional distribution information on the Jepson eflora

Lomatium triternatum is a species of flowering plant in the carrot family known by the common name nineleaf biscuitroot. It is native to western North America from British Columbia to California to Colorado, where it grows in many types of habitat. It is a hairy perennial herb growing up to a meter tall from a taproot. The leaves emerge from the lower part of the stem. Each is generally divided into three leaflets which are each subdivided into three linear leaflike segments. The flower cluster is an umbel of yellow flowers, each cluster on a ray up to 10 centimeters long.

Plant type

Perennial herb

Size

2 - 3 ft Tall

Form

Upright

Growth rate

Moderate

Calscape icon
Color

Yellow

Flowering season

Spring

Sun

Full Sun, Partial Shade

Soil description

Prefers sandy or loamy soils. Does not grow well in clay soils.

Site type

Open slopes, meadows, open places

Plant communities

Northern Juniper Woodland, Sagebrush Scrub, Yellow Pine Forest

Caterpillars
Butterflies

Butterflies and moths supported

2 confirmed and 1 likely

Confirmed Likely

Anise Swallowtail

Papilio zelicaon

Black Swallowtail

Papilio polyxenes