Galinsoga parviflora, Cav.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1976, Flora Europaea. Volume 4. Plantaginaceae to Compositae (and Rubiaceae), Cambridge University Press : 144

1. G. parviflora Cav. , Icon. Deser. 3: 41 (1795).

Stem up to 80 cm, branched, glabrous below. Leaves up to 5(-9) cm, ovate, acute to acuminate, serrate; petiole shorter than lamina, slender. Peduncles with erecto-patent hairs less than 0-5 mm and few, short patent glandular hairs. Capitula subglobose; involucral bracts c. 4 mm, broadly ovate; receptacular scales 3-fid. Ligules c. 1 mm, about as wide as long, usually 5, white, 3-toothed; tubular florets yellow. Achenes 1-1-5 mm, with short ascending setae; pappus-scales not aristate. 2л =16. Waste places and cultivated ground. Widely naturalized in Europe. [Au Az Be Br Bu Cz Da Fe Ga Ge He Ho Hu It Ju Lu No Po Rm Rs (B, C, W,?E) Su.] (South America.)