Erechtites hieracifolia pilewort Asteraceae ERHI; Bx, br, pb, sf, vc, wv (Yost et al. 1991); NY (DeCandido 2001); Q, a, cu, j; K, m; R, ah, bk, gr, pr, sv, t;

Erechtites hieracifolia plant in bloom. MBGargiullo. Staten Island, NYC, NY.

Erechtites hieracifolia plant in bloom. MBGargiullo. Staten Island, NYC, NY. jpg

Erechtites hieracifolia is an annual, erect, 0.1-3 m tall, stem juicy, often hairy, pale green, roots fibrous. 

Erechtites hieracifolia (pilewort) leaves. © Nancy Lowe, 2008-2012. Discover Life. discoverlife.org

Erechtites hieracifolia (pilewort) young leaves. © Nancy Lowe, 2008-2012. Discover Life. discoverlife.org (Accessed 5/2018).

Leaves alternate, 6–20 cm long, 2–8 cm wide lance-shaped, smaller upwards and clasping stem (Flora of N. America 1993+), margin sharply toothed. 

Erechtites hieraciifolius flower head. David G. Smith. Discover Life. disoverlife.org

Erechtites hieraciifolius flower head. David G. Smith. Discover Life. disoverlife.org (Accessed 5/2018).

Flower heads greenish-white, cylindrical, no rays, tops barely showing above long basal bracts; heads cylindrical, 1-1.5 cm long, narrow, broadest at base, 0.5-1.2 cm wide, bracts 21, linear, in a single row, green; blooms and fruits Aug-Sept. 

erechtites-hieraciifolius-pilewort-in-fruit-close-up-mhbg-park-near-rehoboth-beach-de-2016-09-17

Erechtites hieraciifolius.pilewort.in-fruit.MBGargiullo.2016-09-17

Fruit dry, one-seeded, 0.2-0.3 cm long, with bright white bristles; bracts opening outward to allow seed dispersal, fruiting heads more conspicuous than flowers, seeds wind dispersed. 

Erechtites hieracifolia fruit. Discover Life. discoverlife.org

Erechtites hieracifolia fruit. Discover Life. discoverlife.org (Accessed 5/2018)

 

Wetland status: FACU. 

Frequency in NYC: Occasional. 

Origin: Native. 

Habitat: Open disturbed areas, fill, burned areas, roadsides. Often in part shade of edges.