Potted ferns

Potted ferns
Common potted fern ( Polypodium vulgare )
Systematics
Department : Vascular plants (tracheophyta) Ferns Class : True ferns (Polypodiopsida) Order : Spotted ferns (Polypodiales) Family : Potted fern family (Polypodiaceae) Genre : Potted ferns
Scientific name
Polypodium
L.

The spotted ferns ( Polypodium ) are a genus of ferns from the family of the spotted ferns (Polypodiaceae) and thus from the order of the spotted ferns (Polypodiales).

features

The potted ferns are perennial plants with a creeping rhizome . Sterile and fertile fronds look almost the same. They are pinnate, the feathers are entire or toothed. They are bald, have no scales, and the veins are free.

The sori are large, round and without a veil. They stand on the underside of the fronds.

Systematics

The potted ferns are the eponymous genus of the potted fern family. There are around 200 species, four of which are found in Europe. In Central Europe there are three species, all of which belong to the species group Polypodium vulgare agg. belong:

• Saw potted fern ( Polypodium cambricum L. ), distribution area: Europe, Northwest Africa, Macaronesia and Western Asia. The subspecies is also included in this species:
  • Polypodium cambricum subsp. macaronesicum (AE Bobrov) Fraser-Jenk. (Syn .: Polypodium macaronesicum Bobrov ). It occurs in the Azores, the Canaries, Madeira and in southwestern Spain.
• Common potted fern ( Polypodium vulgare L. ), range: Europe, Asia, North Africa, North America
• Middle potted fern ( Polypodium interjectum Shivas ), range: Europe, Turkey, Iran

In addition, the hybrid ( Polypodium interjectum × Polypodium vulgare ) also occurs in Europe :

• Mantons potted fern ( Polypodium × mantoniae Rothm. & U. Schneid. ).

Polypodium cambricum subsp. macaronesicum

Polypodium virginianum

Other species outside Europe are (selection):

• Polypodium amorphum Suksdorf : It occurs in British Columbia, Washington and Oregon.
• Polypodium angustifolium Sw. , Homeland: Florida, Mexico, West Indies and Tropical South America
• Polypodium appalachianum Haufler & Windham , native to eastern Canada and eastern USA
• Polypodium californicum Kaulf. , Home: California and Mexico
• Polypodium calirhiza S.A. Whitmore & AR Smith : It occurs in Oregon, California and Mexico.
• Polypodium decurrens Raddi , native to: West Indies, Peru, Brazil
• Polypodium glycyrrhiza D.C. Eaton : It occurs in Kamchatka, Alaska, Yukon, British Columbia, Washington, Oregon, Idaho and California.
• Polypodium hesperium Maxon , native to the USA, Canada and Mexico
• Polypodium longifolium Mett. , Home: Malay Peninsula, Philippines
• Polypodium lucidum Roxb. , Home: India
• Polypodium lycopodioides L. , home: tropical America
• Resurrection fern ( Polypodium polypodioides (L.) Watt ), home: USA, Mexico, Central and South America, South Africa.
• Polypodium saximontanum Windham : It occurs in Colorado, New Mexico, Wyoming and South Dakota.
• Polypodium scouleri Hooker & Greville : It occurs in British Columbia, Washington, Oregon, California and in Baja California.
• Polypodium sibiricum Siplivinsky : It occurs in China, Japan, Korea, Mongolia, Russia, Greenland and North America.
• Polypodium triseriale Swartz : It occurs in Florida, in the Caribbean and from Central America to Bolivia and southern Brazil.
• Polypodium virginianum L .: It is found in Canada and the United States.

The name Polypodium consists of the Greek words poly = much and podion = little feet, it refers to the creeping rhizome. The German name Tüpfelfarn refers to the Sori pattern, the name Engelsüß to the sweet taste.

photos

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  Polypodium amorphum

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  Polypodium appalachianum

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  Polypodium californicum

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  Polypodium hesperium

literature

• Manfred A. Fischer , Karl Oswald, Wolfgang Adler: Excursion flora for Austria, Liechtenstein and South Tyrol. 3rd, improved edition. State of Upper Austria, Biology Center of the Upper Austrian State Museums, Linz 2008, ISBN 978-3-85474-187-9 .
• Siegmund Seybold (Ed.): Schmeil-Fitschen interactive (CD-Rom), Quelle & Meyer, Wiebelsheim 2001/2002, ISBN 3-494-01327-6 .
• Walter Erhardt among others: The big pikeperch. Encyclopedia of Plant Names . Volume 2. Verlag Eugen Ulmer, Stuttgart 2008. ISBN 978-3-8001-5406-7 .

Individual evidence

1. ↑ ^{a b c d e f g} Christopher H. Haufler, Michael D. Windham, Frank A. Lang, SA Whitmore: Polypodium Linnaeus. In: Flora of North America, vol. 2. [1] .
2. ^ ^{A b c} Polypodium in Germplasm Resources Information Network (GRIN), USDA , ARS , National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved July 25, 2016.
3. ^ Shugang Lu & Christopher Haufler: Polypodium Linnaeus. Text same online as printed work , In: Wu Zheng-yi, Peter H. Raven, Deyuan Hong (Eds.): Flora of China. Volume 2-3: Polypodiaceae. Science Press and Missouri Botanical Garden Press, Beijing and St. Louis 2010

Web links

Commons : Spotted Ferns ( Polypodium )  - Collection of images, videos, and audio files