1313. The layers of the forest. 19 Projection Slides. 1. Moss cushion (Polytrichum) 2. Moss (Mnium) with capsules 3. Horsetail (Equisetum) 4. Horsetail, spores with hapters 5. Shield fern (Aspidium), leaflets with sori 6. Fern gametophyte (Prothallium) wi