13. Name applied to a leaf surface that appears wrinkled.14. Ovary position where sepals, petals & stamens arise from hypanthium rim.15. Division of low, creeping vascular plants with small, scale-like leaves.16. Fern (genus) with peltate indusium.18. Genus of smallest flowering plants (and smallest fruits) on earth.20. Highest hierarchal category under the kingdom Plantae.