Habit: tree, shrub, herb
Important diagnostics: spiny stems or leaves
Taxon group: dicots
Leaf: position: opposite, alternate
Leaf: nature: simple, compound, pinnately compound
Leaf: other characters: with pellucid or glandular dots or lines
Leaf: stipules: absent
Flowers: inflorescence: cyme
Flowers: sexuality: bisexual, unisexual
Flowers: symmetry: actinomorphic
Flowers: disc: present
Flowers: sepal number/calyx lobes: 3, 4, 5
Flowers: sepal position: connate or basally connate
Flowers: petal number/corolla lobes: 3, 4, 5
Flowers: petal position: all free from one another
Stamen: number: 3, 4, 5, 6, 7, 8, 9, 10+
Pistil: carpel: 2, 3, 4, 5
Pistil: ovary: 4-loculed, 5-loculed
Pistil: ovule: 1 per locule, 2 per locule, 3 per locule, 4+ per locule
Pistil: pistil: carpels free from each other
Fruit: types and characters: a capsule (incl. pod, follicle, etc.), fleshy (berry, drupe, pome), winged/samara
Google Image Search: Link
Dictionary of The Families & Genera of Chinese Seed Plants: Link
Vascular Plant Type Catalog at NYBG: Link
