- 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.
Useful english dictionary. 2012.
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