Habit: tree, shrub, liana, vine
Important diagnostics: with milky juice
Taxon group: dicots
Leaf: position: alternate
Leaf: nature: simple, compound
Leaf: blade: margin: entire, lobed, cleft, parted or divided
Leaf: stipules: absent
Flowers: inflorescence: solitary, raceme, umbel, head, cyme, panicle
Flowers: sexuality: bisexual
Flowers: symmetry: actinomorphic
Flowers: disc: present
Flowers: sepal number/calyx lobes: 5
Flowers: sepal position: all free from one another
Corolla: campanulate, funnelform, salverform, urceolate
Stamen: number: 5
Stamen: arrangement: alternate or antesepalous
Stamen: anthers: introrse, opening by longitudinal slits
Stamen: filaments: inserted on the corolla
Stamen: other characters: anthers with a conspicuous or inconspicuous appendage
Pistil: style: absent, styles more than 1, style 1, or styles more or less connate
Pistil: carpel: 2
Pistil: ovary: 1-loculed, 2-loculed, 3-loculed, 4-loculed
Pistil: ovule: 1 per locule, 2 per locule, 3 per locule, 4+ per locule
Pistil: pistil: ovules attached to the base of the ovary
Ovary: position: superior
Stigma: 2-cleft, 3-cleft
Fruit: types and characters: a capsule (incl. pod, follicle, etc.), a nut (incl. achene, caryopsis, schizocarp, pyrene, etc.), fleshy (berry, drupe, pome)
Fruit: seed: 1 seed
Google Image Search: Link
Dictionary of The Families & Genera of Chinese Seed Plants: Link
Vascular Plant Type Catalog at NYBG: Link