四数木科

Habit: tree, herb

Taxon group: dicots

Plant: dioecious

Leaf: position: alternate

Leaf: nature: simple, pinnately compound

Leaf: stipules: absent

Flowers: inflorescence: raceme, spike

Flowers: sexuality: bisexual, unisexual

Flowers: symmetry: actinomorphic

Flowers: sepal number/calyx lobes: 3, 4, 5, 6, 7+

Flowers: petal number/corolla lobes: 0, 8+

Stamen: number: 4, 5, 6, 7, 8, 9, 10+

Pistil: style: styles more than 1, style 1, or styles more or less connate

Pistil: ovary: 1-loculed

Pistil: pistil: ovules parietal placentation

Ovary: position: inferior

Fruit: types and characters: a capsule (incl. pod, follicle, etc.)

Google Image Search: Link

Dictionary of The Families & Genera of Chinese Seed Plants: Link

Vascular Plant Type Catalog at NYBG: Link