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Olacaceae Mirbel ex Candolle

铁青树科

Habit: tree, shrub, liana

Important diagnostics: tendrils present

Taxon group: dicots

Leaf: position: opposite, alternate

Leaf: nature: simple

Leaf: venation: pinnate, longitudinal, incl. 3-veined leaves, palmate

Leaf: blade: margin: entire

Leaf: stipules: absent

Flowers: inflorescence: raceme, spike, umbel, fascicle, cyme

Flowers: sexuality: bisexual

Flowers: symmetry: actinomorphic

Flowers: disc: present

Flowers: sepal number/calyx lobes: 4, 5, 6

Flowers: petal number/corolla lobes: 3, 4, 5, 6

Flowers: petal position: all free from one another, connate or basally connate

Flowers: petal nature: valvate

Flower: bract: present

Stamen: number: 3, 4, 5, 6, 7, 8, 9, 10+

Stamen: anthers: basifixed, 2-celled

Stamen: other characters: staminodia present

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

Pistil: ovary: 1-loculed, 2-loculed, 3-loculed, 4-loculed, 5-loculed

Pistil: ovule: 1 per locule, 3 per locule

Pistil: pistil: ovules attached to the central axis, ovules attached to the apex of the ovary

Ovary: position: superior, half-inferior, inferior

Stigma: 2-cleft, 3-cleft, 4+ -cleft

Fruit: types and characters: a nut (incl. achene, caryopsis, schizocarp, pyrene, etc.), fleshy (berry, drupe, pome)

Seed: endosperm: seeds with endosperm

Google Image Search: Link

Dictionary of The Families & Genera of Chinese Seed Plants: Link

Vascular Plant Type Catalog at NYBG: Link


 

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