Flowers are in compound umbels with up to 25 rays, and several bracts at the base of the 7 to 18 in. long stem. North Main Divide Rd., Santa Ana Mtns., Orange Co., CA. 4-5-12. © Peter J. Bryant

Southern Tauschia

Tauschia arguta

A 1 to 2 1/2 ft. tall perennial herb found on dry, often rocky, slopes in chaparral and coastal sage scrub; occasional to frequent, Santa Ana Mountains (Roberts). Tauschia and Lomatium flowers are very similar but they can be distinguished by their fruits.  Lomatium are generally winged while Tauschia are not. Flowering February - June.

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There are 5 sepals evident, 5 yellow petals; slender styles. North Main Divide Rd., Santa Ana Mtns., Orange Co., CA. 4-5-12. © Peter J. Bryant

San Juan Loop Trail, Cleveland National Forest, Riverside Co., CA. 4-4-12. © Joan Avise.

Caspers Wilderness Park, San Juan Capistrano, Orange Co., CA 3-29-08. © Joan Avise

Caspers Wilderness Park, San Juan Capistrano, Orange Co., CA 3-29-08. © Joan Avise

Petals just opening. North Main Divide Rd., Santa Ana Mtns., Orange Co., CA. 4-5-12. © Joan Avise.

Wet flower. San Juan Loop Trail, Cleveland National Forest, Riverside Co., CA. 4-14-12. © Joan Avise.

The mostly basal leaves are pinnately compound, smooth and glossy, dark green, sharply saw-toothed, 1 1/4 to 3 in. long.  They have a parsley-like aroma when crushed.  San Juan Loop Trail, Cleveland National Forest, Riverside Co., CA. 4-4-12. © Joan Avise.

San Juan Loop Trail, Cleveland National Forest, Riverside Co., CA. 4-14-12. © Joan Avise.

Withering petals, developing fruits. San Juan Loop Trail, Cleveland National Forest, Riverside Co., CA. 4-4-12. © Joan Avise.

Maturing fruits. The oblong, sharp-ribbed, brown fruits are 1/4 to 3/8 in long.  San Juan Loop Trail, Cleveland National Forest, Riverside Co., CA. 4-14-12. © Joan Avise.

Cyn. N or Hwy 74, 1.75 rd. mi E Hot Springs Cyn. Rd., 5-10-15. © Ron Vanderhoff.
 

Maturing fruits. San Juan Loop Trail, Cleveland National Forest, Riverside Co., CA. 4-14-12. © Joan Avise.


Along San Juan Creek tributary. San Juan Loop Trail, Cleveland National Forest, Riverside Co., CA. 4-4-12. © Joan Avise.


San Juan Loop Trail, Cleveland National Forest, Riverside Co., CA 4-12-09. © Joan Avise

San Juan Loop Trail, Cleveland National Forest, Riverside Co., CA 4-12-09. © Joan Avise
Associated Insects

Anise Swallowtail,
Papilio zelicaon