American Heritage® Dictionary of the English Language, Fourth Edition
- n. A spore-bearing structure, especially in fungi.
Century Dictionary and Cyclopedia
- n. In botany: A placenta.
- n. The branch or part of the thallus which bears spores or spore mothercells. The various forms are further distinguished as gonidiophore, sporangiophore, ascophore, etc.
- n. In Archegoniateæ, a sporophyte. Also called encarpium.
GNU Webster's 1913
- n. A placenta.
- n. That alternately produced form of certain cryptogamous plants, as ferns, mosses, and the like, which is nonsexual, but produces spores in countless numbers. In ferns it is the leafy plant, in mosses the capsule. Cf. oöphore.
- n. a spore-bearing branch or organ: the part of the thallus of a sporophyte that develops spores; in ferns and mosses and liverworts is practically equivalent to the sporophyte
“Hymenium, at the beginning, borne on the free outer surface of the compound sporophore, or if at first enclosed by a pseudo-peridium or veil it soon becomes exposed before the maturity of the spores; mushrooms, etc. HYMENOMYCETES.”
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List of terms used in the study and classification of pollen and spores - both fossil and modern.
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