Bracken (Pteridium) is a genus of large, coarse ferns in the family Dennstaedtiaceae. Ferns (Pteridophyta) are vascular plants that have alternating generations, large plants that produce spores and small plants that produce sex cells (eggs and sperm).

Pteridium aquilinum, commonly called bracken, brake, pasture brake, common bracken, and also known as eagle fern, is a species of fern occurring in temperate and subtropical regions in both hemispheres.

2022年7月20日 · Bracken ferns are quite common in North America and native to many areas of the United States - in fact, the large fern is one of the most prevalent ferns growing on the continent. Learn more about it in this article.

bracken, (Pteridium aquilinum), widely distributed fern (family Dennstaedtiaceae), found throughout the world in temperate and tropical regions. The fronds are used as thatching for …

Bracken fern has broad, triangular leaves, or fronds. The plant reaches a height of 2 to 4 feet. It grows directly from stout, black, horizontal root stalks. Bracken fern is widely distributed in many places around the world.

Bracken fern is very common and tends to form large colonies through underground rhizomes. It is easy to identify as it is a relatively large fern with 3 broadly triangular compound leaves, …

Bracken fern is a potential source of insecticides and it has potential as a biofuel. Bracken fern increases soil fertility by bringing larger amounts of phosphate, nitrogen, and potassium into circulation through litter leaching and stem flow; its rhizomes also mobilize mineral phosphate.

Hardy and vigorous, Pteridium aquilinum (Bracken Fern) is a deciduous, rhizomatous fern with large triangular fronds, up to 3 ft. long (90 cm), arising directly from a deep underground rhizome.

Bracken is a perennial fern that grows from thick, dark, long-creeping rhizomes, often forming colonies. Single leaves arise at intervals from the rhizomes (leaves are not in clusters). Leaf stems are erect and straw-colored to light brown.

Bracken is the UK's most common fern and grows in dense stands on heathland, moorland, hillsides and in woodland. It is a large fern that favours dry, acid soils and spreads by underground rhizomes.