The genus Clerodendrum (Lamiaceae) in the flora of Central Africa (D. R. Congo, Rwanda, Burundi)
Meerts, Pierre
Phytotaxa
2023
2023-04-24
594
1
1
42
Meerts
Meerts
2023
[192,814,158,185]
Magnoliopsida
Lamiaceae
Clerodendrum
Plantae
Lamiales
20
21
Tracheophyta
variety
johnstonii
var. nov.
rubropunctatum
Type:— BURUNDI. Territoire Muramvya, Bugarama, 1950 ma.s.l., forêt secondaire, 29 February 1971, Lewalle 5216( holotype: BR0000019275567!; iso-: WAG1612814).
Differs from the typevariety by the lower surface of lamina less pubescent, the indumentum concentrated on veins, very short to curly, areolae subglabrous with numerous sessile dark red glands; flower bud tomentose, with dark red sessile glands.
Distribution in Central Africa:—D.R. Congo, Rwanda, Burundi. Distribution elsewhere:— Tanzania( Milne-Redhead & Taylor 8983(BR!)).
Habitat:—Same as typevariety.
Selectionof representative specimens:— D.R. CONGO. Lacs Edouard et Kivu: Territ. Uvira, Kitiga, 25 May 1994, Bashonga 140(BR!); Bishoke, rivière Susa, 11 February 1935, de Witte2225(BR!); Bukulumisa, 30 January 1938, F. L. Hendrickx482bis (BR!).— RWANDA. Lacs Edouard et Kivu: Forêt de Nyungwe, environs de Cyurugaya, 14 March 1971, Bouxin479(BR!); Gikongoro, vallée du Mont Gahiro, 25 July 1999, Ewango2143(BR!, GIS, M, MO, WAG); Env. Uwinka, 7 July 1960, Troupin 12021(BR!); Cyungu-meer, 25 February 1972, van der Veken9587(BR!). Rwanda-Burundi: Rutovu, km 62 de la route Astrida-Shangugu, 14 April 1958, Reynders 297(BR!).— BURUNDI. Lacs Edouard et Kivu: Teza, 10 January 1993, Breyne 5936(BR!, WAG); Forêt de Nyungwe, environs de Rukuzi, 19 May 1971, Bouxin801(BR!); Ijenda, 21 November 1967, Petit1788(BR!).
Note:—This variety departsfrom var. marsabitenseby the dark red glands on lower leaf surface and outer surface of corolla lobes. Some specimens have very sparse or pale coloured glands, approaching var. marsabitense( Frédéricqin de Witte 8035; Lebrun 4953).
4092656336
1971-02-29
WAG
Burundi
1950
Bugarama
Territoire
20
21
WAG1612814
1
Muramvya
holotype
4092656334
1935-02-11
1994-05-25
1935-02-11
de Witte & F. L. Hendrickx
Democratic Republic of the Congo
Kitiga
20
21
1
Lacs Edouard et Kivu