leaf: main organ of photosynthesis and transpiration in higher plants, usually consisting of a flat green blade attached to the stem directly or by a stalk

arch: vertical curved structure that spans a space and may or may not support a load

textile: various fiber-based materials

vase: open container

volute: spiral scroll-like ornament that forms the basis of the Ionic order

stairs: construction designed to bridge a large vertical distance by dividing it into steps