Moroccan Monofloral Bee Pollen: Botanical Origin, Physicochemical Characterization, and Antioxidant Activities

Figure 2

Principal component analysis: (a) biplots of monofloral bee pollen samples using palynological analysis (cor sat: Coriandrum sativum; ule eur: Ulex europaeus; sco can: Scorzonera cana; tri pre: Trifolium pretense; res lut: Reseda luteola; spi sal: Spiraea salicifolia; and lam gal: Lamium galeobdolon), mineral content, ash, and moisture; (b) biplots of monofloral bee pollen using total phenolic, flavones/flavonols, total antioxidant activity, and the antioxidant activities(ABTS, RP, and DPPH).

(a)

(b)