Comparisons of the pollen records with flowering data (even considering data gathered in different years) are noticeable: a) Conocliniopsis prasiifolia (DC.) R.M. King & H. Rob. e whose flowering period and pollen record are present in continuous period; b) Pilosocereus tuberculatus (Werderm.) Byles & G.D. Rowley e flowering during the entire year, but pollen record are only sporadic records in the samples of pollen loads; c) Hypenia salzmanii (Benth.) Harley e flowering during the entire year, but pollen records are concentrated during the months at the end of the rainy season (JuneeAugust).