The highest frequency of polyploidy among plants is considered to occur in the pteridophytes. It has been praised for its potential to remediate soils contaminated with arsenic. Image credit to australian national botanic gardens. Semua sampel tersebut diambil dari di dusun ngebuk, kecamata lawang, kota malang, jawa timur. Pteris can be propagated by spores, but its much easier to divide the rhizome or root ball during repotting. We would like to show you a description here but the site wont allow us. The sweetish tasting young fronds are eaten steamed, used as flavoring and is an ingredient in most traditional taiwanese beverages. Among the 106 pteris species examined, 43 40% are diploid, the most common cytotype in this genus figure 1. I met up with my friend sherri this morning at hausermanns orchids, in villa. Pteris, silver lace fern, slender brake fern pteris. Pteris brake, brake fern 154 images at phytoimages. Media in category pteris the following 14 files are in this category, out of 14 total. Pteris brake, brake fern pteridaceae 154 images at phytoimages.
Use these convenient icons to share this page on various social media platforms. Pteris ensiformis, the slender brake, silver lace fern, sword brake fern, or slender brake fern, is a plant species in the genus pteridoideae subfamily of the pteridaceae. The record derives from tropicos data supplied on 20120418 which reports it as an accepted name record 26602461 with original publication details. Additional species are expected to occur in the area, in view of their known geographical ranges. The primary root is ephemeral, and is replaced by a large number of adventitious roots developed all over the surface. These smaller species are often called table ferns. On aug 12, 2007, bayareatropics from hayward, ca wrote. Silver lace pteris ensiformis evergemiensis 34034 tricolor pteris dentata 34041 oston ompacta nephrolepis exaltata bostoniensis compacta 34001 true oston nephrolepis exaltata bostoniensis 34002 rokers aris horticulture 8003219573 all seed 8008792255 eason horticulture resources 8002142221. Pteris ensiformis, silver lace fern, slender brake fern. Slender brake, silver lace fern, sword brake fern synonymes.
Details features dainty fern with feathery, variegated fronds. Ferns of thailand, laos and cambodia pteris ensiformis. Pteris ensiformis in the germplasm resources information network grin, u. Many ferns also contain thiaminase, an enzyme that robs the body of its vitamin b complex.
But no true roots have rhizoids y, for anchorage and for the absorption of water and minerals. It has pale green, lacy fronds of up to 2 meters 6. Pityrogramma, or the gold and silverbacked ferns, consists of about 16 tropical species, which are occasionally. All spores are structurally and functionally alike. Evergemiensis variegated brake fern pteris ensiformis. Since it is only hardy in zones 10 and 11, its appeal is for growing indoors and no other rooms suit it as well as the bathroom where there is high humidity. Chromosome numbers of some species of pteris pteridaceae. We do not intend the plant list to be complete for names of infraspecific rank.
Proven winners evergemiensis variegated brake fern pteris ensiformis plant details, information and resources. The sporangium dehisces transversely along the stomium due to the shrinkage of annular cells fig. Yard long fronds are possible growing in a graceful arc. Pteris fauriei is an apogamous triploid species 2n 87. Pteris tareiss info ensiformis enseeformiss info one vendor has this plant for sale. University of california publications in geological sciences 76. Needs much water and feeding to grow into a large fern. Thus the sporangia of pteris form a continuous linear sorus along the margin, hence the individuality of sori is lost. In small quantities this enzyme will do no harm to people eating an adequate diet that is rich in vitamin b, though large quantities can cause severe health problems. The plant list includes 836 scientific plant names of species rank for the genus pteris. The fern was growing at a central florida site contaminated with large amounts of copper arsenate in the soil. Arching pale green fronds, each with 15 pairs of simple or forked pinnae. In this article we will discuss about the structure and reproduction in pteris. Rhizome ascending or prostrate, slender, 45 mm in diam.
This is a dainty small evergreen fern it will grow about 30cm high. Spores of pteris ensiformis sporebearing structure on the underside of the leave. The optimum amount of sun or shade each plant needs to thrive. Pteris ensiformis victoriae for cooler climates try pteris tremula fern, shaking brake fern or tender brake fern this is from australia and new zealand and is a fast growing fern. Pdf we studied the petiole structure of twelve american species of pteris. Learn more about the characterstics, taxonomy, and species of this family.
Used in many ways in traditional folk medicine this plant has been shown to have antipyretic. I met up with my friend sherri this morning at hausermanns orchids, in villa park, and we had a good look around at the orchids. Pteris ensiformis describiose por nicolaas laurens burman y espublizose en flora indica. Compared to the 34% level of polyploidy in all leptosporangiate ferns, polyploid speciation is apparently. Pteris tremula is a terrestrial fern, with its fronds arising from the ground up to 1. Plant database entry for silver lace fern pteris ensiformis evergemiensis with 12 images and 12 data details. Browse pictures and read growth cultivation information about pteris, silver lace fern, slender brake fern pteris ensiformis evergemiensis supplied by member gardeners in the plantfiles datab. Spores are triangular in shape with trilete aperture, bounded by two walls. Very decorative, easy to grow fern with narrow leaflets banded in silver and edged in green. Use them as a groundcover or in mixed container plantings. Pteris biaurita is an apogamous diploid species 2n 58. Pteris ensiformis name synonyms acrostichum trifoliatum houtt. These signs include brown leaf margins and dropping leaves, although some leaf drop is typical. Pteris cretica, commonly called cretan brake fern, ribbon fern or table fern, is a slowgrowing evergreen fern that typically rises to 1824 tall and as wide.
The largest genus, pteris brakes, consists of about 300 species distributed throughout tropical and warm temperate parts of the world and is known for the large number of hybrids between various species. Both pteris tremula and pteris umbosa grow well in the royal melbourne botanical gardens. Department of agriculture agricultural research service. Pteris ensiformis ptjenoverview eppo global database. Strong light 21,500 to 3,200 lux2000 to 300 fc light tolered. Ushaped with ends largely elongated and bent over the main shaft in p. It will produce small fronds they are pinnate or bipinnate, with narrow segments rounded at their tip. Coenosori are marginal, borne continuously on a vascular commissure connected with vein ends. Pteris ensiformis evergemiensis bracken fern plant. Pteris vittata ufifas center for aquatic and invasive plants.
For more multimedia, look at pteris ensiformis on wikimedia commons. Polyploids are frequently found in pteris ensiformis sword brake. Pteris vittata ufifas center for aquatic and invasive. Hasil dari analisis kelompok adalah terbentuk menjadi 2 kelompok yaitu acde pteris tripartita sw, pteris longipinnula wall,ex agardh, pteris ensiformis burm. Jan 22, 2015 media in category pteris the following 14 files are in this category, out of 14 total.
Even though it has the beneficial quality of being a natural bioaccumulator, it is still considered an invasive plant and should be managed as such. Pteris ensiformis evergemiensis, or the variegated brake fern, is a large sized fern that can grow fronds up to 10 long at maturity. Pteris ensiformis evergemiensis silver lace fern tropicopia. The plants are distributed throughout the world, especially in tropical and warmtemperate regions. You may need 7zip to unpack files, dwonload it free from. Pteris ensiformis pteris ensiformis pteris ensiformis pteris ensiformis pteris ensiformis pteris longipinnula pteris longipinnula pteris longipinnula pteris longipinnula pteris longipinnula pteris vittata pteris vittata pteris vittata pteris vittata pteris vittata web version title. The light green lacy compound fronds may reach 2 m 6. Pteris ferns have fine leathery foliage are relatively easy to grow in a well lit but shaded area pteris ferns are varied, pteris cretica is the cretan brake fern or table fern.
An attractive, variegated evergreen fern that brightens a shady area. They like a steady supply of water and average temperatures, but will quickly show signs of stress in very dry environments. Its best to take divisions in the spring, making sure to get a bit of rhizome and some fronds or healthy leaf buds when dividing. In this study, we focused on polyploidy displayed by a specific fern taxon, the genus pteris l. Silver lace fern is similar to silver ribbon fern, but with narrower leaf lobes that resemble lace. Show all show tabs slender brake general information.
Pteris ensiformis or silver lace fern, slender brake fern is from south east asia. Pteridaceae silver lace fern, slender brake fern origin. Plant models vol 10 is a collection of highquality 3d vertical greening models. The plant list includes a further 82 scientific plant names of infraspecific rank for the genus pteris. Pteridaceae, the maidenhair fern family, containing about 50 genera and approximately 950 species. Some of these ferns are popular in cultivation as houseplants. Pteris ferns, plants and species pteris fern nurseries. The key to growing good pteris is to provide enough humidity and bright, filtered light to keep the plant thriving. Also called the silver lace fern, this is one of our ferns with the most beautiful ornamental foliage that has a creamwhite center and white lateral veins radiating into dark green fronds. Among the remaining 40 polyploid species 38%, there are triploids, 26 tetraploids, and 1 octoploid.
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