prothalli
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Prothalli — Prothallus Pro*thal lus, n.; pl. {Prothalli}. [NL., fr. Gr. ? before + ? a young shoot.] (Bot.) The minute primary growth from the spore of ferns and other Pteridophyta, which bears the true sexual organs; the o[ o]phoric generation of ferns, etc … The Collaborative International Dictionary of English
Drynaria — Basket ferns Temporal range: Piacenzian to Present … Wikipedia
heterospory — Condition in vascular plants where the spores are of two different sizes, the smaller producing male prothalli, the larger female prothalli … Dictionary of molecular biology
reproductive system, plant — Introduction any of the systems, sexual or asexual, by which plants reproduce. In plants, as in animals, the end result of reproduction is the continuation of a given species, and the ability to reproduce is, therefore, rather conservative … Universalium
prothallium — [prō thal′ēəs] n. pl. prothalli [prō thal′ēī΄] or prothalluses [prō thal′ē əm] n. prothallia [prō thal′ēə] [ModL < Gr pro , before + thallos, a shoot (< IE base * dhal , to bloom > Alb dal, to sprout) + IUM] Bot. a minute, flat, greenish … English World dictionary
Christmas fern — Fern Fern (f[ e]rn), n. [AS. fearn; akin to D. varen, G. farn, farnkraut; cf. Skr. par[.n]a wing, feather, leaf, sort of plant, or Lith. papartis fern.] (Bot.) An order of cryptogamous plants, the {Filices}, which have their fructification on the … The Collaborative International Dictionary of English
Climbing fern — Fern Fern (f[ e]rn), n. [AS. fearn; akin to D. varen, G. farn, farnkraut; cf. Skr. par[.n]a wing, feather, leaf, sort of plant, or Lith. papartis fern.] (Bot.) An order of cryptogamous plants, the {Filices}, which have their fructification on the … The Collaborative International Dictionary of English
Fern — (f[ e]rn), n. [AS. fearn; akin to D. varen, G. farn, farnkraut; cf. Skr. par[.n]a wing, feather, leaf, sort of plant, or Lith. papartis fern.] (Bot.) An order of cryptogamous plants, the {Filices}, which have their fructification on the back of… … The Collaborative International Dictionary of English
Fern owl — Fern Fern (f[ e]rn), n. [AS. fearn; akin to D. varen, G. farn, farnkraut; cf. Skr. par[.n]a wing, feather, leaf, sort of plant, or Lith. papartis fern.] (Bot.) An order of cryptogamous plants, the {Filices}, which have their fructification on the … The Collaborative International Dictionary of English
Fern shaw — Fern Fern (f[ e]rn), n. [AS. fearn; akin to D. varen, G. farn, farnkraut; cf. Skr. par[.n]a wing, feather, leaf, sort of plant, or Lith. papartis fern.] (Bot.) An order of cryptogamous plants, the {Filices}, which have their fructification on the … The Collaborative International Dictionary of English
Lygodium palmatum — Fern Fern (f[ e]rn), n. [AS. fearn; akin to D. varen, G. farn, farnkraut; cf. Skr. par[.n]a wing, feather, leaf, sort of plant, or Lith. papartis fern.] (Bot.) An order of cryptogamous plants, the {Filices}, which have their fructification on the … The Collaborative International Dictionary of English
