Published September 2, 2024 | Version v1
Taxonomic treatment Open

Coleus goetzenii A. J. Paton

  • 1. Meise Botanic Garden, Nieuwelaan 38, BE- 1860 Meise, Belgium & Université Libre de Bruxelles, Av. F. D. Roosevelt 50 CP 244, BE- 1050 Brussels, Belgium & Fédération Wallonie-Bruxelles, Service général de l'Enseignement supérieur et de la Recherche scientifique, Brussels, Belgium
  • 2. The Herbarium, Royal Botanic Gardens, Kew, Richmond TW 9 3 AB, UK

Description

Coleus goetzenii (Gürke) A. J. Paton, Phytokeys 129: 50. 2019.

Pycnostachys goetzenii Gürke in Götzen, Durch Afr., reimpr.: 8. 1896. Type: Rwanda, Sabinyo, flanc sud, ca. 2400 m elev, 1 Feb 1972, P. Auquier 2369 (neotype BR [BR 0000013410254] designated here; isoneotype K, LG, MO [MO 100924134], WAG).

= Pycnostachys vulcanicola Lebrun & L. Touss., Bull. Jard. Bot. État Bruxelles 17: 71. 1943. Type: DR. Congo, Virunga, Volcan Karisimbi, Feb 1932. J. Lebrun 5006 (holotype BR [BR 0000008909725], [BR 0000008910059]; isotype K, MO).

Description.

Paton et al. (2009: 409), as Pycnostachys goetzenii Gürke.

Distribution.

EC Tropical Africa (Virunga Mts.).

Habitat and ecology.

Mountain forest with bamboo, Hypericum, and Hagenia; 2300–2800 m elev.

Additional specimens.

DR. Congo, Lacs Edouard et Kivu, Tshakabindi, NE Visoke, 25 Jan 1955, G. F. de Witte 11548 (BR, WAG); Versant E du Nyiragongo, Nov 1937, J. Lebrun 8727 (BR); Ruwenzori, entre les gites de Mahangu et de Kalonge, 31 Dec 1977, J. Lejoly 2570 (BR); Kabara, flanc E du Karisimbi, 21 Aug 1937, J. Louis 5428 (BR, K, MO, P); Nyamuragira, gegen Biliba, 27 Aug 1954, Stauffer 230 (BR, K, MO, WAG).

Rwanda, Lac Gando, Mar 1935, G. F. de Witte 2298 (BR); Route Butare-Cyangugu, km 72, 9 May 1980, G. Troupin 16246 (BR, K).

Burundi, entre Mabai et la rivière Kavumande, 12 Jun 1950, H. Renier 238 (BR).

Note.

Neotypification of Pycnostachys goetzenii Gürke. The holotype has disappeared (Rwanda, Kirunga Volcano [Virunga Mts.], north of Lake Kivu, 7500–8000 ft. elev., G. Goetzen 98 [holotype B]); no isotype has been found. We select as the neotype P. Auquier 2369, matching the protologue, collected in the same region and at about the same altitude as the holotype.

Notes

Published as part of Meerts, Pierre J. & Paton, Alan J., 2024, The genus Coleus (Lamiaceae) in Central Africa (Democratic Republic of the Congo, Rwanda, Burundi), with the description of 15 new species, pp. 71-178 in PhytoKeys 246 on pages 71-178, DOI: 10.3897/phytokeys.246.129476

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Linked records

Additional details

Biodiversity

Scientific name authorship
A. J. Paton
Kingdom
Plantae
Phylum
Tracheophyta
Order
Lamiales
Family
Lamiaceae
Genus
Coleus
Species
goetzenii
Taxon rank
species

References

  • Paton AJ, Bramley G, Ryding O, Polhill RM, Harvey YB, Iwarsson M, Willis F, Phillipson PB, Balkwill K, Lukhoba CW, Otieno D, Harley RM (2009) Lamiaceae (Labiatae). In: Beentje HJ, Ghazanfar SA, Polhill RM (Eds) Flora of Tropical East Africa. Royal Botanic Gardens, Kew, Richmond, 1–430.