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Juglandaceae A. Richard ex Kunth


Habit: tree, shrub

Important diagnostics: resiniferous, aromatic oil

Taxon group: dicots

Plant: monoecious, dioecious

Leaf: position: alternate

Leaf: nature: simple, pinnately compound, ternately compound (3 leaflets)

Leaf: blade: margin: entire, dentate

Leaf: other characters: with pellucid or glandular dots or lines

Leaf: stipules: absent

Flowers: inflorescence: solitary, spike, fascicle, panicle, catkin

Flowers: sexuality: unisexual

Flowers: symmetry: actinomorphic

Flowers: sepal number/calyx lobes: 0, 1, 2, 3, 4

Flowers: petal number/corolla lobes: 4

Flower: bract: present

Flower: bractlet: absent, present

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

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

Stamen: filaments: free, connate into 1 tube or bundle

Pistil: style: 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

Ovary: position: inferior

Stigma: 4+ -cleft

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

Fruit: seed: 1 seed

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


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