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Download as PDF; Printable version; ... common name brittle maidenhair fern, is a species of maidenhair fern belonging to the family ... Leaves are light green ...
Adiantum formosum, known as the giant maidenhair or black stem maidenhair is a fern found in Australia and New Zealand. It was one of the many species authored by Scottish botanist Robert Brown , appearing in his 1810 work Prodromus Florae Novae Hollandiae et Insulae Van Diemen . [ 1 ]
Adiantum (/ ˌ æ d i ˈ æ n t əm /), [1] the maidenhair fern (not to be confused with the similar-looking maidenhair spleenwort fern), is a genus of about 250 species of ferns in the subfamily Vittarioideae of the family Pteridaceae, [2] though some researchers place it in its own family, Adiantaceae.
Adiantum capillus-veneris, the Southern maidenhair fern, black maidenhair fern, maidenhair fern, [3] and venus hair fern, is a species of ferns in the genus Adiantum and the family Pteridaceae [4] with a subcosmopolitan worldwide distribution. It is cultivated as a popular garden fern and houseplant. [5]
The fronds grow 6–10 in (15–25 cm) tall, [3] and are fan-shaped, light to medium green with dark brown to black stems. [4] When growing in relative shade, fronds are held horizontally, but it also can grow in high mountains in full sun (often on serpentine rock) with fronds held vertically.
Adiantum alarconianum is a South American maidenhair fern. First scientifically collected in the early 1800s in Ecuador , it is found in neighboring parts of Peru as well. Its iridescent stem scales help to differentiate it from other related ferns.
Adiantum viridimontanum, commonly known as Green Mountain maidenhair fern, is a fern found only in outcrops of serpentine rock in New England and Eastern Canada. The leaf blade is cut into finger-like segments, themselves once-divided, which are borne on the outer side of a curved, dark, glossy rachis .
Adiantum aethiopicum, also known as the common maidenhair fern, is a small fern of widespread distribution, occurring in Africa, Australia, Norfolk Island and New Zealand. [ 1 ] Adiantum aethiopicum was one of the many species first described by Linnaeus , in this case in his Systema naturae in 1759. [ 2 ]