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Table 2 Extraction yields and phytochemical composition of the plant extracts

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

Plant samples

Part used in this study and extraction yield (%)

Phytochemical composition

Alkaloids

Anthocyanines

Anthraquinones

Flavonoids

Phenols

Saponins

Tannins

Sterols

Triterpenes

Vepris soyauxii

Leaves (6.17%),

+

+

-

+

+

+

+

+

+

Stem bark (8.58%)

+

+

+

+

+

+

+

-

+

Root bark (9.26%).

+

+

-

+

+

+

+

-

+

Peperomia fernandopoiana

Whole plant (7.28%)

+

+

-

+

+

-

+

+

-

Crassocephalum biafrae

Whole plant (4.86%)

+

-

-

-

-

-

-

+

-

Entada gigas

Leaves (5.86%)

+

-

-

-

+

-

+

-

-

Cinchona succirubia

Leaves (10.18%)

+

-

-

+

+

-

+

+

-

Stem barks (10.96%)

+

+

+

+

+

-

+

-

-

Beilschmiedia obscura

Fruits (3.37%)

+

+

-

-

+

+

+

-

+

Pachypodanthium staudtii

Leaves (10%)

+

+

+

-

+

-

+

+

-

Stems bark (9.4%)

+

+

+

+

+

-

+

+

+

Root (6.25%).

+

+

+

+

+

+

+

-

+

  1. (+): present; (-): absent.