The new sterols 24(ξ)-methyl-25(ξ)-cholest-5-ene-3β, 26-diol and 24(ξ)-ethyl-25(ξ)-cholest-5-ene-3β, 26-diol were isolated, together with p-coumaric acid, apigenin and amentoflavone, from pollen grains of Podocarpus macrophylla D. DON.
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Ohmoto et al. (1980) studied this question.
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