Turgenia latifolia (L.) Hoffm.

Caucalis latifolia L. Syst. Nat. ed. 12. 2: 205. 1767
Tordylium lalifolium L. Sp. PI. 240. 1753.
Turgenia lalifolia Hoffm. Gen. Umbell 59. 1814.
Daucus latifolius Baillon, Hist. PI. 7: 193. 1S79.
Daucus Turgenia E. H. L. Krause in Sturm, El. Deuts. ed. 2. 12: 158. 1904. Rather stout, 2-6 dm. high, more or less hispid throughout; leaves oblong to ovate in general outline, excluding the petioles 4-16 cm. long, 2.5-1 1 cm. broad, pinnate, the leaflets oblong to linear, obtuse, at least the upper confluent by a narrowly winged rachis, 1-8 cm. long, 5-20 mm. broad, coarsely and remotely dentate or lobed; petioles 2-4 cm. long, with a short scariousmargined sheath; peduncles stout, 2-12 cm. long; involucre of several scarious, lanceolate, acuminate, entire bracts, 5-12 mm. long; involucel of several ovate to obovate, conspicuously scarious-margined, entire bractlets, 5-8 mm. long, shorter than the fruit; rays 2-4, ascending to divaricate, 2-4.5 cm. long; pedicels 1-2, stout, spreading, 2-5 mm. long; flowers white or rose-colored; fruit oblong, 10-12 mm. long, 5-7 mm. broad, armed with rows of hooked bristles.
Type locality: "Habitat in Gallia, Ttalia," collector unknown. Distribution: Introduced from Europe into Pennsylvania and Oregon.