Flora of Cameroon - Annonaceae Vol 45 Author Couvreur, Thomas L. P. https://orcid.org/0000-0002-8509-6587 IRD, DIADE, Univ Montpellier, Montpellier, France & Universite de Yaounde I, Ecole Normale Superieure, Departement des Sciences Biologiques, Laboratoire de Botanique systematique et d'Ecologie, B. P. 047, Yaounde, Cameroon & Naturalis Biodiversity Center, Botany Section, Darwinweg 2, 2333 CR Leiden, Netherlands thomas.couvreur@ird.fr Author Dagallier, Leo-Paul M. J. https://orcid.org/0000-0002-3270-1544 IRD, DIADE, Univ Montpellier, Montpellier, France Author Crozier, Francoise IRD, DIADE, Univ Montpellier, Montpellier, France Author Ghogue, Jean-Paul Universite de Yaounde I, Ecole Normale Superieure, Departement des Sciences Biologiques, Laboratoire de Botanique systematique et d'Ecologie, B. P. 047, Yaounde, Cameroon & Green Connexion, Environmental Group, siege face GP Melen, a cote de l'immeuble Palais des verres. Yaounde, Cameroun Author Hoekstra, Paul H. Naturalis Biodiversity Center, Botany Section, Darwinweg 2, 2333 CR Leiden, Netherlands Author Kamdem, Narcisse G. Universite de Yaounde I, Ecole Normale Superieure, Departement des Sciences Biologiques, Laboratoire de Botanique systematique et d'Ecologie, B. P. 047, Yaounde, Cameroon Author Johnson, David M. https://orcid.org/0000-0003-2896-7419 Department of Botany-Microbiology, Ohio Wesleyan University, Delaware, OH, 43015, USA Author Murray, Nancy A. Department of Botany-Microbiology, Ohio Wesleyan University, Delaware, OH, 43015, USA Author Sonke, Bonaventure https://orcid.org/0000-0002-4310-3603 Universite de Yaounde I, Ecole Normale Superieure, Departement des Sciences Biologiques, Laboratoire de Botanique systematique et d'Ecologie, B. P. 047, Yaounde, Cameroon text PhytoKeys 2022 2022-09-20 207 1 532 http://dx.doi.org/10.3897/phytokeys.207.61432 journal article http://dx.doi.org/10.3897/phytokeys.207.61432 1314-2003-207-1 29CD4EF8FB525DBAA022DF25CDB649C9 Cleistopholis glauca Pierre ex Engl. & Diels, Monogr. Afrik. Pflanzen.-Fam. 6: 35, 1901 Figs 21 , 23 ; Map 3C = Cleistopholis grandiflora De Wild., Ann. Mus. Congo Belge, Bot. ser . 5, 1(1): 39, 1903. Type. Democratic Republic of the Congo. Kinshasa, Region de Kimuenza, Gerard P. s.n. , Oct 1900: lectotype, sheet here designated: BR[BR0000008820327]; isotype: BR[BR0000008820655]. = Cleistopholis bequaertii De Wild., Pl. Bequaert. i.; 464, 1922. Type. Democratic Republic of the Congo. Nord-Kivu, Walikale - Lubutu, Bequaert J.C.C. 6624 , 15 Jan 1915: lectotype, sheet here designated: BR[BR0000008820402]; isotype: BR[BR0000008820396]. Type . Gabon . Estuaire ; Libreville, Klaine T.-J. 376 , Apr 1896 : holotype : B[B 10 0154073]; isotypes: K[K000198885, K000198884]; P[P00362650, P00362649, P00362652]; MPU[MPU011662] . Description. Tree, 10-35 m tall, d.b.h. 80 cm; stilt roots or buttresses absent. Indumentum of simple hairs; old leafless branches glabrous, young foliate branches glabrous. Leaves: petiole 10-20 mm long, 1-2 mm in diameter, glabrous, grooved, blade inserted on the side of the petiole; blade 5-15 cm long, 2-5 cm wide, oblong to elliptic, apex acuminate, acumen 0.5-1.5 cm long, base decurrent to cuneate, subcoriaceous, below glabrous when young and old , above glabrous when young and old, discolorous, whitish below ; midrib impressed, above glabrous when young and old, below glabrous when young and old; secondary veins 8 to 15 pairs, glabrous below; tertiary venation reticulate. Individuals bisexual; inflorescences ramiflorous on young and old leafless branches, axillary, peduncule distinct 2-10 mm long . Flowers with 9 perianth parts in 3 whorls, 2 to 8 per inflorescence; pedicel 10-18 mm long, ca. 1 mm in diameter, sparsely pubescent; in fruit 15-35 mm long, 2-3 mm in diameter, glabrous; bracts 1 to 3, all basal, basal bracts 1-2 mm long, 2 mm wide; sepals 3, valvate, free, ca. 2 mm long, ca. 2 mm wide, triangular to ovate, apex acute, base truncate, green, glabrous outside, glabrous inside, margins flat; petals free; outer petals 3, 10-15 mm long, 5-7 mm wide, oblong to elliptic , apex rounded, base truncate, green, margins flat, glabrous outside, glabrous inside; inner petals 3, imbricate, 2-4 mm long, 2-4 mm wide, ovate to orbicular , apex rounded, base truncate, green, margins flat, glabrous outside, glabrous inside; stamens 20 to 30, in 3 to 4 rows, ca. 1 mm long, broad; connective discoid, glabrous, green; staminodes absent; carpels free, 12 to 24, ovary ca. 1 mm long, stigma flat, glabrous. Monocarps stipitate, stipe 18-30 mm long, 3-4 mm in diameter; monocarps 3 to 8, 18-30 mm long, 10-15 mm in diameter, obovoid, apex rounded, glabrous, finely warty, not bumpy , green when ripe; seed (1 to) 2 per monocarp, 15-25 mm long, 10-12 mm in diameter, ellipsoid; aril absent. Distribution. Central Africa; from Cameroon to Democratic Republic of the Congo; in Cameroon known from South, Central, Littoral, South-West and East regions, with one collection from Adamaoua region. Figure 21. Cleistopholis glauca A flowering branch, note long petioles B detail of inflorescence C flower, top view, note imbricate inner petals D internal petal, inner view E detail of receptacle, top view F stamen, front and side views G carpel, side view and view of ovules H fruit, note smooth monocarps I longitudinal section of seed A-G from Le Testu 8786 ; 8 from Klaine 41 . Drawings by Helene Lamourdedieu, Publications Scientifiques du Museum national d'Histoire naturelle, Paris; modified from Le Thomas (1969b , pl. 15, p. 89). Habitat. A very common species, mainly growing as a pioneer species in disturbed areas and along forest margins. Altitude 100-1200 m a.s.l. Local and common names known in Cameroon. None recorded. IUCN conservation status. Least Concern (LC) ( Cosiaux et al. 2019f ). Uses in Cameroon. None recorded. Notes. Closely resembles C. patens , see below for differences. Specimens examined. Adamaoua Region : A 80 km au SO de Banyo-Plaine Tikar , 6.75°N , 11.82°E , 27 June 1969 , Biholong M. 219 (P,YA). Central Region : Feup ( Yaounde ), 3.87°N , 11.52°E , 01 July 1917 , Chevalier A.J.B. 33473 (P,WAG); near Ebolbom village 3 km est of Ngoumou 2 km north west of Otele , 3.59°N , 11.28°E , 02 May 2013 , Couvreur T.L.P. 430 (MPU,WAG,YA); Avom, 3.87°N , 11.52°E , 01 January 1935 , Foury P. 57 (P). East Region : Bertoua, 4.58°N , 13.68°E , 17 February 1960 , Letouzey R. 3036 (P,YA); Region de Moloundou , 2.05°N , 15.17°E , 01 August 1949 , SRFK 1372 (P,YA). Littoral Region : 18 km SEof Douala along road to Ndonga (=old to Edea), 4.05°N , 9.71°E , 20 August 1965 , Leeuwenberg A.J.M. 6467 (B,BR,C,GC,K,L,LUAI,MO,P,UC,WAG,YA). South Region : 20 km from Kribi Lolodorf road, 3.05°N , 10.05°E , 09 June 1969 , Bos J.J. 4784 (B,BR,K,LD,LM,MO,P,POZG,WAG,YA); on road between Campo and Kribi , 2.62°N , 9.847°E , 16 February 2012 , Couvreur T.L.P. 389 (WAG,YA); Rocher du Loup km 36 road Kribi-Campo, 2.61°N , 9.85°E , 06 January 1983 , de Kruif A.P.M. 1046 (MO,WAG,YA); Campo-Ma'an area 2.73°N , 9.873°E , 13 August 2001 , van Andel T.R. 3846 (KRIBI,WAG,YA). South-West Region : Mungo River F.R. , 4.78°N , 9.566°E , 02 December 1999 , Cheek M. 10229 (K,MO,P,WAG,YA); Ntali, 5.25°N , 9.576°E , 01 December 2000 , Etuge M. 4873 (K); Nyandong-forest above village, 4.98°N , 9.585°E , 20 March 2003 , Etuge M. 4917 (K); Forest and forest relictss near Mundemba, 4.96°N , 8.916°E , 16 January 1985 , Thomas D.W. 4200 (P); Near Mundemba town , 4.96°N , 8.916°E , 12 May 1986 , Thomas D.W. 6121 (MO,P,WAG,YA) .