fertile frond

fertile frond
noun
: a frond bearing spores and often differing markedly in color, form, and size from the sterile fronds (as in sensitive fern)

Useful english dictionary. 2012.

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  • Frond dimorphism — refers to a difference in ferns between the fertile and sterile fronds. Since ferns, unlike flowering plants, bear spores on the leaf blade itself, this may affect the form of the frond itself. In some species of ferns, there is virtually no… …   Wikipedia

  • Frond — A frond is a large leaf with many divisions to it, and the term is typically used for the leaves of palms, ferns or cycads. [ [http://www.m w.com/dictionary/Frond] Merriam Webster s Online Dictionary ] A frond is the leaf like structure of a fern …   Wikipedia

  • fertile — fertilely, adv. fertileness, n. /ferr tl/ or, esp. Brit., / tuyl/, adj. 1. bearing, producing, or capable of producing vegetation, crops, etc., abundantly; prolific: fertile soil. 2. bearing or capable of bearing offspring. 3. abundantly… …   Universalium

  • fertile — /ˈfɜtaɪl / (say fertuyl), Originally US / təl/ (say tuhl) adjective 1. bearing or capable of bearing vegetation, crops, etc., abundantly, as land or soil: a region fertile in wheat. 2. bearing offspring freely; prolific. 3. abundantly productive… …  

  • Polypodium virginianum — Rock Polypody Polypodium virginianum Scientific classification Kingdom: Plantae …   Wikipedia

  • Sorus — Sori redirects here. For the commune in Italy, see Sori, Italy; for the villages in Azerbaijan see Soru and Sors, Azerbaijan. In ferns, a sorus (pl. sori ) is a yellowish or brownish cluster of sporangia on the edge or underside of a fertile… …   Wikipedia

  • Cheiroglossa — Taxobox name = Hand fern regnum = Plantae divisio = Pteridophyta classis = Psilotopsida ordo = Ophioglossales familia = Ophioglossaceae genus = Cheiroglossa species = C. palmata binomial = Cheiroglossa palmata binomial authority = (L.) K. Presl.… …   Wikipedia

  • Osmundaceae — ? Osmundáceas Clasificación científica …   Wikipedia Español

  • grapefern — grape fern n. Any of various ferns of the genus Botrychium, having a fertile frond bearing small, grapelike clusters of spore cases. Also called moonwort. * * * …   Universalium

  • Osmunda vancouverensis — Scientific classification Kingdom: Plantae Division: Pteridophyta Class: Polypodiopsida/Pteridopsida (di …   Wikipedia

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