Slippery Elm. Ben Ferguson. Slippery Elm. Slippery Elm, Ulmus rubra Muhl ., is sometimes called red elm, gray elm, and soft elm. . Classification. Kingdom – Plantae (Plants) Subkingdom – Tracheobionta (Vascular plants) Superdivision – Spermatophyta (Seed plants)
Slippery Elm, UlmusrubraMuhl., is sometimes called red elm, gray elm, and soft elm.
Kingdom – Plantae(Plants)
Subkingdom – Tracheobionta(Vascular plants)
Superdivision – Spermatophyta(Seed plants)
Division – Magnoliophyta(Flowering plants)
Class – Magnoliopsida(Dicotyledons)
Subclass – Hamamelididae
Order – Urticales
Family – Ulmaceae(Elm family)
Genus – UlmusL. (Elm)
Species – UlmusrubraMuhl. (Slippery elm)
Slippery Elms are medium-sized trees and grow moderately fast. It can reach up to 80 ft tall and has a crown that is broadly rounded or sometimes flat-topped.
The bark is reddish-brown to gray in color. The bark also has shallow furrows. The inner bark also becomes slippery when it is chewed.
The twigs are reddish-brown in color. They are stout with short, gray hairs. The leaf scars alternate and they are half-round with three bundle traces.
The buds of the slippery elm are nearly round with hairs that are rusty in color and they are ¼ in in diameter.
The leaves are simple and they alternate. They are oval to elliptic, are asymmetrical at the base and are pointed at the tip of the blade. They can get up to 7 in in length and are about half as wide. They are doubly toothed. The surface is green and rough with the bottom being smooth and hairy. The leafstalks are stout and hairy being ½ in in length.
The flowers grow together in drooping clusters. They appear before the leaves unfold and are greenish, have hair, and are small.
The fruit are circular and they are winged fruits that are up to ¾ of an inch in diameter. The only hair that appears, appears over the seed. There is only one wing per seed.
Slippery elms can be found in Main, New York, southern Quebec and Ontario, Michigan, Minnesota, North and South Dakota, Nebraska, Oklahoma, Texas, Florida, and Georgia.
Slippery Elm can be used for medicinal purposes. It is also used for furniture and construction. Can also be used for firewood.
http://articles.herballegacy.com/slippery-elm-iii-applications-of-slippery-elm/ Retrieved 6/24/10
http://na.fs.fed.us/pubs/silvics_manual/volume_2/ulmus/rubra.htm Retrieved 6/24/10
Mohlenbrock, R. H. Forest trees of illinois. Retrieved 6/24/10
http://plants.usda.gov/java/profile?symbol=ULRU Retrieved 6/24/10