Lomatium caruifolium var. denticulatum (Jepson) Jeps.

Lomatium humile (Coult. & Rose) Hoover; Math. & Const Bull. Torrey Club 69: 246. 1942.
Leplotaenia anomala Coult. & Rose, Rev. N. Am. Umbell. 53. 1888. Not Lomatium anomalum
M !•:. Jones, 1900. Leplotaenia humilis Coult. & Rose, Contr. U. S. Nat. Herb. 7: 200. 1900. Leplotaenia humilis var. denliculala Jepson, Madrono 1: 146. 1923. Lomatium caruifolium var. denticulatum Jepson, Madrono 1: 151. 1924. Plants acauleseent, 1.5-5.5 dm. high, from a long slender taproot, glabrous or the inflorescence slightly scaberulous; leaves oblong to ovate in general outline, excluding the petioles 5-14 cm. long, ternate, then pinnate or bipinnate, the ultimate divisions linear to filiform, acute or obtuse, apiculate, 2-60 mm. long, 0.5-3 mm. broad; petioles 1-10 cm. long, purplish or scarious, sheathing to the middle or throughout; peduncles exceeding the leaves; involucel of several orbicular to lanceolate, often petiolulate, scarious or scarious-margined, entire or toothed bractlets, conspicuously purple-veined, longer than the pedicels, usually deciduous in fruit; rays 3-10 (2-5 fertile), spreading to ascending, 1.5-7 cm. long, unequal; pedicels 1-4 mm. long, the umbellets about 20-flowered; flowers light yellow (or purple?); fruit oval to orbicular, 6-12 mm. long, 5-8 mm. broad, glabrous or denticulate on the margins, the wings somewhat thick and corky, narrower than the body; oil-tubes obscure.
Type locality: Plains near Chico, Butte County, California, Mrs. C. C. Bruce 2661. Distribution: Western foothills of the Sierra Nevada, California, from Tehama County to Tulare County (Hoover 1038, 2257).