Description
A moss mature capsule, median l.s., 12 µm microscope slide with a median longitudinal section of a sporophyte from Polytrichum (moss) showing columella and spores. Quadruple stain.
A moss mature capsule, median l.s., 12 µm microscope slide with a median longitudinal section of a sporophyte from Polytrichum (moss) showing columella and spores. Quadruple stain.