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This species is accepted, and its native range is SW. Tanzania.
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. Flora of Tropical East Africa. 2009

Type
Type: Tanzania, Rungwe District: Kiejo Volcano, Hepper, Field & Mhoro 5389 (K!, holo.)
Morphology General Habit
Annual herb, 5–30 cm tall, not reported to be aromatic
Morphology Stem
Stems erect, quadrangular, slightly succulent, pubescent with patent eglandular and glandular hairs and with red sessile glands
Morphology Leaves
Leaves ascending or spreading, petiolate; blades ovate or trullate, 6–20 × 5–15 mm, serrate, apex acute to obtuse, base cuneate, pubescent, with red sessile glands; petiole 5–12 mm long
Morphology Reproductive morphology Inflorescences
Inflorescence lax with 5–10-flowered opposite cymes 20–30 mm apart; cymes lax, shortly pedunculate with the first branch dichasial producing 2 lateral cincinni, 10–20 mm long in fruit; peduncle 4–5 mm long if present, bracts lanceolate, 1–2 mm long, deciduous; pedicel 3 mm long
Morphology Reproductive morphology Flowers Calyx
Calyx ascending, 1.5 mm long, pubescent, with red sessile glands; fruiting calyx ascending, 5 mm long, tubular, saccate at base, straight with pedicel attached opposite posterior lip; posterior lip oblong to obovate, acute to obtuse at apex, slightly curving upwards, hardly decurrent; lobes of anterior lip ± equal, lanceolate, apex acute
Morphology Reproductive morphology Flowers Corolla
Corolla blue, 6 mm long, glabrous or sparsely pubescent on lobes with scattered red sessile glands; tube 3 mm long, sigmoid and with pedicel attached excentrically behind posterior lip; throat truncate; posterior lip shorter than anterior, 4-lobed with median lobesslightly broader than lateral lobes; anterior lip 3 mm long, horizontal, cucullate enclosing stamens
Morphology Reproductive morphology Flowers Androecium Stamens
Staminal filaments fused
Morphology Reproductive morphology Fruits
Nutlets brown, 1 mm long, ovoid; mature nutlets not seen
Figures
Fig 54: 6,7, p 314
Ecology
High altitude grassland; 2400–2600 m
Conservation
Endangered; habitat possibly to decline; (EOO 1653.4 km2, 7 collections from 6 localities; AOO 613.55 km2 with cell width 11.077 km, number of cells 5, 5 subpopulations based on adjacent cells; 2 subpopulations based on Rapoport distance; EOO and possible habitat decline suggest endangered status)
Distribution
Range: Not known elsewhere Flora districts: T7

Native to:

Tanzania

Coleus parvicalyx (A.J.Paton) A.J.Paton appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Hepper, F.N. [5389], Tanzania Plectranthus parvicalyx K000431979 holotype

First published in PhytoKeys 129: 82 (2019)

Accepted by

  • Govaerts, R., Nic Lughadha, E., Black, N., Turner, R. & Paton, A. (2021). The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. https://doi.org/10.1038/s41597-021-00997-6 Scientific Data 8: 215.

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