Gaillardia Foug.

Ghazanfar, S. A., Edmondson, J. R. & Hind, D. J. N. (Eds). (2019). Flora of Iraq, Volume 6: Compositae.Kew Publishing

Morphology General Habit

Annual, biennial or perennial herbs

Morphology Leaves

Leaves alternate, entire, toothed or pinnatifid

Morphology Reproductive morphology Inflorescences Capitulum

Capitula heterogamous and radiate or homogamous and discoid, pedunculate

Morphology Reproductive morphology Inflorescences Bracts Phyllaries

Phyllaries 2–3-seriate, ± reflexed in fruit

Morphology Reproductive morphology Flowers Receptacle

Receptacle convex to subglobose, alveolate, usually ± setose

Ray

Ray florets, if present, yellow, crimson-purple, or yellow and crimson-purple, ligulate, neuter, occasionally female and fertile; rays broad, cuneate or fan-shaped, 3–4-toothed

Disc

Disc florets hermaphrodite, fertile, regular, tubular, 5-toothed

Morphology Reproductive morphology Flowers Florets

Florets usually externally glandular-pubescent, hairs often moniliform

Morphology Reproductive morphology Flowers Androecium Stamens Anthers

Anther-bases auriculate

Morphology Reproductive morphology Flowers Gynoecium Style

Style-arms with short, glabrous or filiform, hispidulous appendages

Morphology Reproductive morphology Fruits

Achenes turbinate, ± twice as long as broad, wholly or partly covered by long, stiff hairs.

Distribution

A North American genus of about 20 species, of which several are cultivated in other parts of the world. One (or possibly 2) species cultivated in Iraq.

Etymology

Gaillardia (named in honour of Antoine René Gaillard (fl. 1720–80), later styled Gaillard de Charentonneau, a magistrate, patron of botany and member of the Académie des Sciences. His property at Charentonneau, now located in a suburb of Paris near the Parc de Vincennes, once had a fine garden).