Habit: tree, shrub, herb
Taxon group: dicots
Leaf: position: opposite, alternate
Leaf: nature: simple
Leaf: blade: margin: entire, lobed, cleft, parted or divided, dentate
Leaf: stipules: absent
Flowers: inflorescence: solitary, spike, fascicle, panicle
Flowers: sexuality: bisexual, unisexual
Flowers: perianth number: 0, 2, 3, 4, 5
Flower: bract: absent, present
Flower: bractlet: absent, present
Stamen: arrangement: same number as petals or sepals
Pistil: ovary: 1-loculed
Pistil: ovule: 1 per locule
Ovary: position: superior
Fruit: types and characters: utricle
Seed: embryo: curved
Google Image Search: Link
Dictionary of The Families & Genera of Chinese Seed Plants: Link
Vascular Plant Type Catalog at NYBG: Link
