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Orobanchaceae Ventenat


Habit: herb

Important diagnostics: chlorophyll absent, scale-like leaves

Taxon group: dicots

Leaf: position: spiral

Flowers: inflorescence: solitary, raceme, spike

Flowers: sexuality: bisexual

Flowers: symmetry: zygomorphic

Flowers: sepal number/calyx lobes: 0, 4, 5, 6

Flowers: sepal/calyx nature: tubular, campanulate, cupular

Flowers: petal number/corolla lobes: 5

Flowers: petal position: connate or basally connate

Flowers: petal nature: imbricate

Flower: bract: present

Flower: bractlet: present

Corolla: tubular, campanulate, funnelform, labiate

Flower: pedicel: absent, present

Stamen: number: 4

Stamen: arrangement: didynamous

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

Stamen: filaments: inserted on the corolla

Stamen: other characters: staminodia present

Pistil: carpel: 2, 3

Pistil: ovary: 1-loculed

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

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

Ovary: position: superior

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

Fruit: types and characters: a capsule (incl. pod, follicle, etc.)

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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