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This species is accepted, and its native range is Tanzania to S. Tropical Africa (Lake Malawi area).
A specimen from Kew's Herbarium

[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 Reproductive morphology Flowers Gynoecium Style
Style 10–11 mm long
Morphology Reproductive morphology Fruits
Nutlets dull brown, ovoid-ellipsoid, including appendages 2.5 × 1 mm.
Ecology
Montane forest and associated bushland; 1800–2400 m
Conservation
Least concern; widely distributed
Type
Type: Malawi, Misuku Hills [Masuku Plateau], July 1896, Whyte s.n. (K!, holo.)
Morphology General Habit
Woody perennial herb or shrub, 0.5–3 m tall, sometimes scrambling in other vegetation, peppermint-scented when crushed
Morphology Stem
Stems sparingly to moderately branched, subquadrangular to rounded, pubescent to pilose with mostly appressed antrorse hairs, but sometimes of different length and the longer ones more spreading
Morphology Leaves
Leaves petiolate; blade ovate-elliptic to elliptic or broadly elliptic, 3–13 × 2.5–10 cm, serrate with ± 20–30 teeth on each side, acuminate, basally cuneate, not or shortly attenuate, pubescent on both surfaces, mostly on veins beneath, with 6–8 pairs of ascending lateral veins; petiole 5–40 mm long
Morphology Reproductive morphology Inflorescences
Inflorescences terminal, occasionally a few flowers in the axils immediately below, shortly pedunculate, dense, but rhachis usually evident between the partially fallen bracts, 3–14 cm long, with ± 30–50 bracts each subtending 3–5 flowers; bracts sometimes flushed pink, ovate to broadly elliptic or oblate, 6–12 mm long, acuminate to long-caudate, sometimes gland-tipped, ciliate, puberulous to pubescent on the surface, often with scattered sessile glands, some persisting, some falling; bracteoles linear or elliptic, ± 1 mm long; pedicels 1–4 mm long
Morphology Reproductive morphology Flowers Calyx
Calyx sometimes pinkish, 7–8(–10 in fruit) mm long, puberulous to pubescent on the tube, the hairs becoming longer upwards and especially near margins of lobes, sometimes with sessile glands; lobes ovatetriangular, slightly acuminate, 2–2.5 mm long, the tips sometimes gland-tipped
Morphology Reproductive morphology Flowers Corolla
Corolla white to generally flushed pink to lilac with a white centre, 9–10 mm long, pubescent on exserted part; posterior lip 2–2.5 mm long, deeply emarginate; anterior lip 4.5–6 mm long, lateral lobes 1.5–2 mm long, puberulent along filament lines in the throat
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens with posterior filaments 1.5–2.5 mm long, the anterior ones 2.5–4 mm long
Distribution
Flora districts: T4 T5 T7 Range: Highland areas around the north end of Lake Malawi in Zambia, Malawi and Mozambique

Native to:

Malawi, Mozambique, Tanzania, Zambia

Achyrospermum cryptanthum Baker appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Jan 1, 2011 Gereau, R.E. et al [7225], Tanzania K000735330
Sep 1, 2007 Mwangoka [4137], Tanzania K000248165
Jan 1, 2007 Abeid, Y.S. [2091], Tanzania K000479281
Johnson, Rev. W. [s.n.], Mozambique K000193081 Unknown type material
Whyte, A. [s.n.], Malawi K000193080 Unknown type material
Hooper, S.S. [1759], Tanzania K000509172

First published in Bull. Misc. Inform. Kew 1898: 162 (1898)

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.
  • Paton, A.J., Bramley, G., Ryding, O., Polhill, R., Harvey, Y., Iwarsson, M., Willis, F., Phillipson, P., Balkwill, K., Lukhoba, C., Otiend, D & Harley (2009). Lamiaceae (Labiatae) Flora of Tropical East Africa: 1-430.
  • Paton, A.J., Bramley, G., Ryding, O., Polhill, R.M., Harvey, Y.B., Iwarsson, M., Otieno, D., Balkwill, K., Phillipson, P.B., Harley, R.M. & Willis, F. (2013). Flora Zambesiaca 8(8): 1-346. Royal Botanic Gardens, Kew.

Literature

Kew Backbone Distributions

  • Paton, A.J., Bramley, G., Ryding, O., Polhill, R., Harvey, Y., Iwarsson, M., Willis, F., Phillipson, P., Balkwill, K., Lukhoba, C., Otiend, D & Harley (2009). Lamiaceae (Labiatae) Flora of Tropical East Africa: 1-430.

Flora of Tropical East Africa

  • F.T.A. 5: 464 (1900)
  • K.B. 1898: 162 (1898)
  • K.B. 1936: 58 (1936)
  • T.T.C.L.: 252 (1949).

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

Herbarium Catalogue Specimens
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

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