Asteraceae

Picris L.

First published in Sp. Pl.: 792 (1753)
This genus is accepted
The native range of this genus is Old World.

Descriptions

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

Morphology General Habit
Annual to perennial herbs, taprooted
Morphology General Indumentum
Indumentum of long rigid hairs with hooked (anchor-shaped) branches, simple rigid hairs and very rarely also a few forked hairs intermixed
Morphology Stem
Stem solitary to many, erect to decumbent, branched, mostly leafy
Morphology Leaves
Leaves basal and cauline, oblanceolate to obovate, spatulate, very variable in size, form and margins, cauline leaves usually well developed, sessile, similar to basal but smaller, reduced or missing
Morphology Reproductive morphology Inflorescences Capitulum
Capitula terminating stems and branches, homogamous, ligulate, many-flowered, numerous; involucre ovoid, urceolate or campanulate; phyllaries multiseriate, all linear-lanceolate, imbricate; inner phyllaries always longer than outer, ± subequal, after achene loss (in heterocarpic species central achenes) phyllaries usually star-like, reflexed; receptacle naked
Morphology Reproductive morphology Flowers Corolla
Corollas yellow, marginal floretss often dark on lower surface
Morphology Reproductive morphology Fruits
Achenes homomorphic or heteromorphic; inner 5-ribbed, straight to incurved, fusiform or long attenuate at apex, transversely rugose, never narrowed into a slim, smooth thread-like beak, in heterocarpic species outer achenes pubescent, broad based, firmly coalesced with receptacle, enfolded by naviculiform inner phyllaries, persistent on dead plant; pappus of numerous long plumose setae, about as long as achene, often easily deciduous, in heterocarpic species pappus of outer achenes consisting of very short setose setae.
Etymology
Picris (named from Gr. πικρός, pikros, bitter, because the plant has a bitter taste).
[FIQ]

Sources

  • Flora of Iraq

    • Ghazanfar, S. A., Edmondson, J. R. (Eds). (2013-2019). Flora of Iraq, Volumes 5.1, 5.2 and 6.0. Kew Publishing
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Herbarium Catalogue Specimens

    • 'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2025. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2025. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0