: Set includes Nostoc, sec Volvox, wm Vaucheria, wm; Spirogyra, wm; Mixed desmids; Rhizopus, wm; Yeast, budding, wm; Mushroom anatomy, ls; Mycorrhiza, wm; Marchantia archegonia, Is; Marchantia, artheridia, Is; Moss, archegonial head, Is; Moss, antheridial head, Is; Fern prothallium, wm; Fern sporangia, wm; Fern rhizome, cs; Pine, mature stem, cs; Pine pollen grains, wm; Corn kernel and embryo, ls; Lily ovary, cs; Lily mature anther, cs; Onion mitosis, ls; Basswood stem, cs; Lily leaf epidermis, wm; and Corn stem, cs.