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This species is accepted, and its native range is SE. Siberia to Japan and Malesia.

[FZ]

Compositae, G. V. Pope. Flora Zambesiaca 6:1. 1992

Morphology General Habit
A stout erect leafy annual or biennial herb up to c. 1.5(4) m. tall.
Morphology Stem
Stems solitary, branching above, glabrous.
Morphology Leaves
Leaves cauline sessile, not or scarcely auriculate, glabrous; lower leaves up to c. 22 x 14 cm., pinnatipartite, narrowly ovate to broadly elliptic in outline, remotely 2–5-lobed, the terminal lobe up to c. 9.5 x 2.5 cm. lanceolate, lateral lobes up to c. 5.5 x 1 cm. lorate; upper leaves smaller, undivided and lanceolate to linear-lanceolate, sometimes lobed.
Morphology Reproductive morphology Inflorescences Synflorescence
Synflorescence paniculate; branches ascending, glabrous with ovate to narrowly lanceolate bracts.
Morphology Reproductive morphology Inflorescences Capitulum
Capitula numerous, stalked; stalks up to c. 2.5 cm. long, imbricately bracteolate particularly when young; involucres 8–10 x 3.5–4 mm., cylindric at time of flowering, increasing to c. 14 x 7 mm. and becoming pyriform in fruiting capitula.
Morphology Reproductive morphology Inflorescences Bracts Phyllaries
Phyllaries 4–5-seriate, glabrous; the outermost 2–5 mm. long, ovate; the innermost to c. 14 mm. long, lorate-lanceolate.
Morphology Reproductive morphology Flowers Florets
Florets 20–28 per capitulum; corollas yellow 13–15 mm. long, tube slender, cylindric, pubescent about the mouth; ligule c. 7–9 x 1.5–2 mm., lorate, glabrous.
Morphology Reproductive morphology Fruits
Achenes dark-brown or black 4.5–5 x 1.5–2 mm. including a c. 1 mm. long paler-coloured beak, flattened-ellipsoid, ± winged on the margins and narrowly 1(2)-ribbed on each face, glabrous; pappus several-seriate, of white barbellate setae c. 7 mm. long.

Native to:

Amur, Assam, Cambodia, China North-Central, China South-Central, China Southeast, Chita, East Himalaya, Hainan, Japan, Jawa, Khabarovsk, Korea, Laos, Manchuria, Nansei-shoto, Philippines, Primorye, Taiwan, Thailand, Tibet, Vietnam

Introduced into:

Central African Repu, Comoros, Jamaica, KwaZulu-Natal, Madagascar, Mauritius, Réunion, Seychelles

Lactuca indica L. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Randriamampionona, B. [735], Madagascar K000662260
March [2004], Jamaica Lactuca jamaicensis K000222235
s.coll. [Cat. no. 3279] Prenanthes taraxacoides K001129348
Cavalerie, J. [7377], Yunnan Pterocypsela indica var. laciniata K000815113
Champion, J.G. [231], Hong Kong Pterocypsela indica K000815111
Henry, A. [7955], Hainan Pterocypsela indica K000815110
Cavalerie, J. [2908], Yunnan Pterocypsela indica K000815114
Henry, A. [295], China Pterocypsela indica K000815115
s.coll. [231], Hong Kong Pterocypsela indica K000815112

First published in Mant. Pl.: 278 (1771)

Accepted by

  • Koyama, H., Bunwong, S., Pornpongrungrueng, P. & Hind, D.J.N. (2016). Flora of Thailand 13(2): 143-428. The Forest Herbarium, Royal Forest Department.
  • Krasnoborov, I.M. (ed.) (2007). Flora of Siberia 13: 1-499. Scientific Publishers, Inc., Enfield, Plymouth.
  • Roskov Y. & al. (eds.) (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.

Literature

Kew Backbone Distributions

  • Barthelat, F. (2019). La flore illustrée de Mayotte: 1-687. Biotope éditions.
  • Chou, S., Chhnang, P. & Kim, Y. (2016). A Checklist for the Seed Plants of Cambodia: 1-272. National Institute of Biological Resources, Korea.
  • Kharkevich, S.S. (ed.) (1992). Plantae Vasculares Orientalis Extremi Sovietici 6: 1-428. Nauka, Leningrad.
  • Koyama, H., Bunwong, S., Pornpongrungrueng, P. & Hind, D.J.N. (2016). Flora of Thailand 13(2): 143-428. The Forest Herbarium, Royal Forest Department.
  • Krasnoborov, I.M. (ed.) (2007). Flora of Siberia 13: 1-499. Scientific Publishers, Inc., Enfield, Plymouth.

Flora Zambesiaca
Flora Zambesiaca
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Herbarium Catalogue Specimens
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Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Science Photographs
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