I shall now demonstrate the practice of such comparative typology at hand of the phylogenetic relations between the types of bryophytes and ferns and between the different types of angiospermous
In most conifers micropyle sealing is followed, but less rapidly, with enclosure of the developing embryo and seed by enlargement of cone scales, or other tissues, so that plants now become angiospermous
Hypostase development in Ornithogalum caudatum (Liliaceae) and notes on other types of modifications in the chalaza of angiospermous
del 1 al 7 de agosto donde presento el trabajo "The constructional patterns of the flowering and vegetative growth units (FVU) conforming angiospermous
Thin porous membranes in end walls of tracheids--and then vessels--may be the angiospermous
compensation for lack of the margo spaces that conifers have.
About 250 fossil pollen types related to 113 extant angiospermous
families from the Cretaceous and the Tertiary in China are discussed in