Grana

IN MEMORIAM
pp. 1-2(2)
Authors: John Rowley; John Skvarla

Triporate pollen in the Arecaceae
pp. 3-19(17)
Authors: Madeline Harley; John Dransfield

The ultrastructure of angiosperm pollen from the Lower Cenomanian of the Morondova Basin, Madagascar
pp. 20-32(13)
Author: Michael Zavada

Study of pollen cytology and evaluation of pollen viability using in vivo and in vitro test, in borage (Borago officinalis L.)
pp. 33-37(5)
Authors: Celia Montaner; Elena Floris; JosÉ Alvarez

A model for the role of surfactants in the assembly of exine sculpture
pp. 38-42(5)
Authors: Alan Hemsley; Peter Griffiths; Susannah Moore; Robert Mathias

The effect of sunlight on allergen release from spores of the fungus Alternaria
pp. 43-46(4)
Authors: Teresa Mitakakis; Timothy O'meara; Euan Tovey

Pollen analysis of honeys from the Mamora forest region (NW Morocco)
pp. 47-54(8)
Authors: Anass Terrab; Benito Valdés; María Josefa Díez