“…Most fine structural studies have concentrated on cell walls ( Mares andStone 1973, Newcomb andFowke 1973), on a specific cell layer such as aleurone (Buttrose 1963, Nieuwdorp 1963, Paleg and Hyde 1964, Eb, van der and Nieuwdorp 1967, Jones 1969, or on individual storage bodies such as starch grains (Buttrose 1960, Buttrose et al 1960) and protein bodies (Graham et al 1962, Jennings et al 1963, Khoo andWolf 1970, Rost 1971). Only a few reports include cytological details of the tissue as a whole (Buttrose 1963, Marinos 1970, Newcomb 1973.…”