Habit: herb
Important diagnostics: succulent
Taxon group: dicots
Leaf: position: opposite, alternate
Leaf: nature: simple
Leaf: venation: pinnate
Leaf: stipules: absent
Flowers: inflorescence: solitary, umbel
Flowers: sexuality: bisexual
Flowers: symmetry: zygomorphic
Flowers: sepal number/calyx lobes: 3, 5
Flowers: sepal/calyx nature: imbricate, spurred
Flowers: petal number/corolla lobes: 5
Stamen: number: 5
Pistil: ovary: 5-loculed
Pistil: pistil: ovules attached to the central axis
Ovary: position: superior
Fruit: types and characters: a capsule (incl. pod, follicle, etc.), fleshy (berry, drupe, pome)
Seed: endosperm: seeds without endosperm
Google Image Search: Link
Dictionary of The Families & Genera of Chinese Seed Plants: Link
Vascular Plant Type Catalog at NYBG: Link