山龙眼科

Habit: tree, shrub, herb

Taxon group: dicots

Leaf: position: opposite, alternate, verticillate/whorled

Leaf: nature: simple

Leaf: blade: margin: entire, lobed, cleft, parted or divided, dentate

Leaf: stipules: absent

Flowers: inflorescence: solitary, raceme, spike, umbel, head

Flowers: sexuality: bisexual, unisexual

Flowers: symmetry: actinomorphic, zygomorphic

Flowers: disc: present

Flowers: perianth number: 4

Flowers: sepal number/calyx lobes: 4

Flowers: sepal/calyx nature: imbricate

Flowers: petal number/corolla lobes: 0

Flower: bract: present

Stamen: number: 4

Stamen: arrangement: antepetalous, same number as petals or sepals

Stamen: anthers: basifixed, opening by longitudinal slits, 2-celled

Pistil: style: style 1, or styles more or less connate

Pistil: carpel: 1

Pistil: ovary: 1-loculed

Pistil: ovule: 1 per locule, 2 per locule, 3 per locule, 4+ per locule

Pistil: pistil: ovules parietal placentation, ovules attached to the apex of the ovary, ovules attached to the base of the ovary

Ovary: position: superior

Ovary: sessile, stipitate

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, 2 seeds, winged

Seed: embryo: straight

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