• WordNet 3.6
    • n rhaphe a ridge that forms a seam between two parts
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Webster's Revised Unabridged Dictionary
    • n Rhaphe (Bot) The continuation of the seed stalk along the side of an anatropous ovule or seed, forming a ridge or seam.
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Century Dictionary and Cyclopedia
    • n rhaphe See raphe.
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Webster's Revised Unabridged Dictionary
NL., fr. Gr. seam, fr. to sew.


In literature:

RHAPHE, the line or ridge which runs from the hilum to the chalaza in anatropous and amphitropous seeds.
"The Elements of Botany" by Asa Gray
Seeds anatropous, with a large fleshy rhaphe, and a minute embryo in fleshy albumen.
"The Manual of the Botany of the Northern United States" by Asa Gray