Habit: tree, shrub, herb
Taxon group: dicots
Leaf: position: opposite
Leaf: nature: simple
Leaf: blade: margin: entire, dentate
Leaf: other characters: with pellucid or glandular dots or lines
Flowers: inflorescence: spike, head, panicle
Flowers: sexuality: bisexual, unisexual
Flowers: perianth number: 0, 3
Stamen: number: 1, 2, 3
Stamen: filaments: connate into separate bundles
Pistil: ovary: 1-loculed
Pistil: ovule: 1 per locule
Ovary: position: inferior
Fruit: types and characters: fleshy (berry, drupe, pome)
Google Image Search: Link
Dictionary of The Families & Genera of Chinese Seed Plants: Link
Vascular Plant Type Catalog at NYBG: Link
