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This genus is accepted, and its native range is Tropical Africa to Malesia.
Achyrospermum wallichianum

[LKGF]

Nina Davies, Gemma Bramley & Don Kirkup, Royal Botanic Gardens, Kew

Morphology Leaves
Toothed, petiolate
Morphology Reproductive morphology Inflorescences Bracts
Distinct from and much smaller than the leaves, mostly broadly ovate to oblate, often caducous
Morphology Reproductive morphology Fruits Fruiting calyx
5-lobed, lobes subequal or unequal (3/2)
Morphology Reproductive morphology Flowers Corolla
Weakly 2-lipped, 4-lobed (1/3), reddish to purple to white or sometimes red, posterior lip short, emarginate, scarcely hooded
Morphology Reproductive morphology Flowers Androecium Stamens
Not or shortly exserted, thecae confluent
Morphology General Habit
Woody herbs or shrubs, often scandent, with simple hairs
Morphology Reproductive morphology Flowers Gynoecium Stigma
Stigma-lobes equal or slightly unequal
Morphology Reproductive morphology Fruits
Nutlets with scales in apical half, mostly with sessile glands. 2n = 28, 84, 88
Distribution
Up to about 25 spp., tropical Africa, Madagascar, Mascarenes, Seychelles, Comores, from Nepal and NE India to S China and Thailand, Indonesia and the Philippines
Morphology Reproductive morphology Inflorescences
Terminal and/or axillary, thyrsoid, dense

[FTEA]

Lamiaceae (Labiatae), A.J. Paton, G. Bramley, O. Ryding, R.M. Polhill, Y.B. Harvey, M. Iwarsson, F. Willis, P.B. Phillipson, K. Balkwill, C.W. Lukhoba, D.F. Otieno, & R.M. Harley. Achyrospermum, R.M. Polhill. Flora of Tropical East Africa. 2009

Morphology General Habit
Woody herbs or shrubs, sometimes scandent, with an indumentum of simple hairs and often some small sessile glands particularly evident on the corolla
Morphology Stem
Stems rounded to subquadrangular
Morphology Leaves
Leaves opposite, petiolate, toothed
Morphology Reproductive morphology Inflorescences
Inflorescences terminal and/or axillary, thyrsoid, dense; bracts distinct from and much smaller than leaves, oblanceolate to broadly elliptic or oblate, subtending 3–8 flowers; bracteoles smaller or not evident
Morphology Reproductive morphology Flowers Calyx
Calyx 5-lobed; lobes subequal or the anterior 2 set lower and a little smaller
Morphology Reproductive morphology Flowers Corolla
Corolla 2-lipped, 4-lobed, white to purple or pink to red; posterior lip short, emarginate, scarcely hooded; anterior lip with a jaw-like anterior lobe and 2 small rounded-triangular lateral lobes, usually pubescent
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 4, rather shortly exserted, the posterior pair a little shorter; thecae confluent
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary deeply 4-lobed; style gynobasic, bifid, branches equal
Morphology Reproductive morphology Fruits
Nutlets with scales on upper half, sometimes with sessile glands.

Native to:

Angola, Assam, Bangladesh, Burundi, Cabinda, Cameroon, Central African Repu, Congo, East Himalaya, Eritrea, Ethiopia, Gabon, Ghana, Guinea, Gulf of Guinea Is., Hainan, Ivory Coast, Jawa, Kenya, Lesser Sunda Is., Liberia, Madagascar, Malawi, Mozambique, Myanmar, Nepal, Nigeria, Philippines, Rwanda, Seychelles, Sierra Leone, Sudan, Sumatera, Tanzania, Thailand, Tibet, Uganda, Zambia, Zaïre, Zimbabwe

Achyrospermum Blume appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Jan 1, 2008 Zapfack, L. [898], Cameroon K000437055
Nigeria 2726.000

First published in Bijdr. Fl. Ned. Ind.: 840 (1826)

Accepted by

  • Govaerts, R. (1995). World Checklist of Seed Plants 1(1, 2): 1-483, 1-529. MIM, Deurne.
  • Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.

Literature

Flora of West Tropical Africa

  • E. A. Bruce in Kew Bull. 1936: 47.
  • Perkins in Notizbl. Bot. Gart. Berl. 8: 78 (1921)
  • —F.T.A. 5: 463

Flora of Tropical East Africa

  • Bijdr.: 840 (1826)
  • Fam. Gen. Vasc. Pl. 7: 216 (2004)
  • K.B. 1936: 47–60 (1936)
  • Kubitzki, Fam. Gen. Vasc. Pl. 7: 216 (2004)

Lamiaceae Key Genus Fact Sheets

  • Achyrospermum Blume, Bijdr.: 840 (1826)
  • Bruce, Bull. Misc. Inform. 1936: 47-60 (1936).
  • Harley RM, Atkins S, Budantsev AL, Cantino PD, Conn BJ, Grayer R, Harley MM, de Kok RPJ, Krestovskaja T, Morales R, Paton AJ, Ryding O, and Upson T. 2004. Labiatae, in The Families and Genera of Vascular Plants (K. Kubitzki, ed. in chief) VI: 167-275. Sp
  • Lamprostachys Bojer ex Benth. in A.P.de Candolle, Prodr. 12: 457 (1848).
  • Siphotoxis Bojer ex Benth. in A.P.de Candolle, Prodr. 12: 457 (1848).

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens

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

Lamiaceae Key Genus Fact Sheets
Nina Davies, Gemma Bramley and Don Kirkup, Royal Botanic Gardens, Kew
http://creativecommons.org/licenses/by/3.0