Lomatium parvifolium (Hook. & Arn.) Jepson

Lomatium parvifolium (H. & A.) Jepson, Madrono 1: 150. 1924
Ferula parvifolia H. & A. Bot. Beech. Voy. 348. 1838.
Peucedanum parvifolium T. & G. Fl. N. Am. 1: 628. 1840.
Peucedanum californicum Coult. & Rose, Bot. Gaz. 13: 143. 1888. Not P. californicum Nutt.
1840. Euryptera parvifolia Coult. & Rose, Contr. U. S. Nat. Herb. 7: 241. 1900. Cogswellia parvifolia K.-Pol. Bull. Soc. Nat. Mosc. II. 29: 177. 1916.
Plants short-caulescent, 1.5-4 dm. high, from a long taproot, glabrous; leaves oblong in general outline, excluding the petioles 3-10 cm. long, ternate (rarely with confluent leaflets), then 1-2-pinnate, the ultimate divisions lanceolate to cuneate, 8-24 mm. long, 7-15 mm. broad, irregularly and sharply pinnatifidincised; petioles 3-15 cm. long, shortly sheathing below, purplish; peduncles exceeding the leaves; involucel of linearlanceolate to filiform bractlets, about equaling the flowers; rays 8-14, spreading, 0.8-2.5 cm. long, subequal; pedicels 3-6 mm. long, the umbellets 14-20-flowered; flowers yellow; fruit orbicular to oblong, 7-10 mm. long, 6-10 mm. broad, emarginate at base and apex, the wings broader than the body; oil-tubes 1 or 2 (mostly 1) in the dorsal intervals, 2 or 3 in the lateral, 4-6 on the commissure.
Type locality: California, probably near Monterey, Douglas.
Distribution: Coastal, Monterey County to San Luis Obispo County, California (Heller 6735, 8420).
4a. Lomatium parvifolium var. pallidum (Coult. & Rose) Jepson, Madrono 1: 150. 1924.
Euryptera pallida Coult. & Rose, Contr. U. S. Nat. Herb. 7: 242. 1900. Cogswellia pallida M. E. Jones, Contr. W. Bot. 12: 31. 1908.'
Foliage paler; rays 3-6.5 cm. long; pedicels 7-17 mm. long.
Type locality: Santa Lucia Mountains, California, Vasey 232. Distribution: San Luis Obispo and Monterey counties, California.

Lomatium parvifolium is an uncommon species of flowering plant in the carrot family known by the common names coastal biscuitroot and small-leaved lomatium. It is endemic to California, where it is known only from the Central Coast and central California Coast Ranges. It grows in pine forests and other habitat on serpentine soils.

Lomatium parvifolium là một loài thực vật có hoa trong họ Hoa tán. Loài này được (Hook. & Arn.) Jeps. mô tả khoa học đầu tiên năm 1924.