Casparian frustule preprophase microfibrils runcitruncated biogenesis appressorium apoplast Carcinoembryonic expansin hemicellulose runcinated plasmalemma invaginates stathmin endocytosis Auxins glycocalyx 3Qc3Qc5 cytoskeleton turgor methylesterase peptidoglycan Mollicutes protoplast cytokinesis telophase lignified sarcolemma vacuole lantibiotics cutin Thornless apoplastic eukaryotic prolymphocytic Leclanch crowfoot pseudopeptidoglycan