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Table 1 Plants used in the present study and evidence of their bioactivities

From: Antibacterial activities of Beilschmiedia obscura and six other Cameroonian medicinal plants against multi-drug resistant Gram-negative phenotypes

Samples, (family), and herbarium numbera Traditional treatment Area of plant collection Known bioactive (or potentially active) compounds Screened activity for crude plant extracts and bioactive compounds
Vepris soyauxii Engl. (Rutaceae) 18394 SFR/Cam Fibromyomes [15], stomac ache and malaria [16, 17]. Melon, Littoral region of Cameroon Maculin, flindersiamin, skimmianin, (-) ribalinin, (+)-isoplatydesinin and araliopsin [17]. Stem bark extracts reduced sex hormones and some sperm parameters in male albinos rats [16].
Peperomia fernandopoiana C.DC. (Piperaceae); 7171 SRF/Cam Gastrointestinal troubles and sterility (personal information) Lebialem, South West region of Cameroon /  
Pachypodanthium staudtii Engl & Diels (Annonaceae), 23170 SFR/Cam Chest pain, tumors [18]; toothache [19]; bronchitis [20] and oedemas [21]. Ebolowa, Sud region of Cameroon Pachypodol, 2,4,5-Trimethoxystyrene, Pachypophyllin, pachypostaudins A and B [21]; pachypodanthine [22]; Pachypophyllin and pachysontol [23]; staudin [24]; Sabinene, β -elemene, E- β -caryophyllene, β -selinene, β -bisabolene, δ -cadinene, 2,4,5-trimethoxy-1-vinylbenzene [25]. Hexane fraction protects legume seeds from bruchid insects: Acanthoscelides obtectus Say on common bean (Phaseolus vulgaris) and Callosobruchus maculatus on cowpea (Vigna unguiculata)[26].
The flavonoid Pachypodol or 3,7,3’-tri-O-methylquercetin) showed antiviral activity against the polio-virus [21, 27].
Crassocephalum biafrae (Oliv. et Hiern) S.Moore 43562 HNC Diabetes, pulmonary defects ([28, 29]; bleeding, sore eyes, cough, heart troubles, rheumatic pain, oedemas [30] and women infertility [31, 32]. Bandja, Haut-Nkam; West region of Cameroon Biafraecoumarins A, B, and C [33]. Biafraecoumarins A, B, and C exhibit low to significant antimicrobial activities against E. coli, B. subtilis, S. aureus, P. picketti, T. longifusus, A.flavus, M.canis, F.solani, C.albicans, and C.glabrata[33].
The evidence on the puberty onset induction and ovarian folliculogenesis effect of the aqueous extract in immature female rat have been demonstrated [34].
Entada gigas (Linn) Fawcelt et Rendle (Mimosaceae) 5861 SRF/Cam Microbial infections (Personal information) Foreke-Dschang, West region of Cameroon / /
Cinchona succirubia Par. Ex Klotzsk. (Rubiaceae) 25851 SRF/Cam Malaria [35, 36]. Foreke-Dschang, West region of Cameroon Quinine [36] Evident antiplasmodial activity against chloroquine resistant Plasmodium falciparum and a total chemosuppression of parasitaemia in mice infected with Plasmodium berghei have been demonstrated [35].
Beilschmiedia obscura (Staph).Engl.(Lauraceae)2102 SRFK Gastrointestinal infection (personal information) Dschang market, West region of Cameroon Obscurine [37] /
  1. a(HNC), Cameroon National Herbarium; (SRF): Société des réserves forestière du Cameroun; b(/): Not reported.