ETYM Old Eng. braken, AS. bracce. Related to Brake.
1. Fern of southeastern Asia; not hardy in cold temperate regions; SYN. Pteridium esculentum.
2. Large coarse fern often several feet high; essentially weed ferns; cosmopolitan; SYN. pasture brake, brake, Pteridium aquilinum.
Large fern, especially Pteridium aquilinum, abundant in the northern hemisphere. A perennial rootstock throws up coarse fronds. + prikaži više

ETYM AS. fearn; akin to Dutch varen, German farn, farn kraut; cf. Skr. parna wing, feather, leaf, sort of plant, or Lith. papartis fern.
Any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores.
Plant of the class Filicineae, related to gymnosperms and angiosperms; however, ferns reproduce by spores and not seed. Most are perennial, spreading by low-growing roots. The leaves, known as fronds, vary widely in size and shape. Some taller types, such as tree-ferns, grow in the tropics. There are over 7,000 species.
Common forms include polypody (Polypodium); shield fern (Polystichum); maidenhair (Adiantum capillus-veneris); and bracken (Pteridium), a common weed. + prikaži više