Glebionis coronaria (L.) Cass. ex Spach, Hist. Nat. Veg . 10: 181. 1841

Cano, Eusebio, Musarella, Carmelo Maria, Cano-Ortiz, Ana, Fuentes, Jose Carlos Pinar, Spampinato, Giovanni & Gomes, Carlos Jose Pinto, 2017, Morphometric analysis and bioclimatic distribution of Glebionis coronaria s. l. (Asteraceae) in the Mediterranean area, PhytoKeys 81, pp. 103-126 : 104

Glebionis coronaria (L.) Cass. ex Spach, Hist. Nat. Veg. 10: 181. 1841

≡ Chrysanthemum coronarium L., Sp. Pl.: 890. 1753, nom. cons. ≡ Pyrethrum indicum Roxb. ex Sims 1813 ≡ Chrysanthemum coronarium var. concolor d’Urv. in Mém. Soc. Linn. Paris 1: 368. 1822 ≡ Chrysanthemum roxburghii Desf. 1829 ≡ Pinardia coronaria (L.) Less., Syn. Gen. Compos.: 255. 1832 ≡ Xanthophthalmum coronarium (L.) P. D. Sell in Sell and Murrell, Fl. Great Britain & Ireland 4: 556, 2006. Typus [by Turland (2004)]: Greece, Kriti (Crete): Nomos Irakliou, Eparhia Kenourgiou, 500 m E of Gangales, E side of road to Vali (35°03'39"N, 25°00'57"E), 250 m, large field with Hordeum crop, 13 Apr 2003, Kyriakopoulos & Turland sub Turland 1166 (UPA; isotypi: B, BM, MO).

Note.

Glabrous plant. Stems branched, tall 20-80 cm. Leaves semi-amplexicaul, oblong or obovate, 2-pinnatisect with oblong or lanceolate segments. Involucre 10-20 mm long; outer bracts ovate, with brownish marginal bands with a whitish scarious margin; inner bracts without marginal bands but with wider scarious margins. Female ray florets with completely yellow limb. Disc cypselas 2.6-2.8 mm long, with a pronounced wing (average width 0.71-0.76 mm) and intercostal glands aligned (Table 1 , Fig. 2a ). 2n = 18.

Habitat.

Cultivated grounds, along the ways and waste places.

Bioclimatic distribution.

Species distributed mainly throughout the thermo-Mediterranean bioclimatic belt.

Figures

Figure 2. Disc cypsela of Glebionis coronaria (a) and G. discolor (b) photographed with high-resolution confocal microscopy.