American Elm
Ulmus americana · Ulmaceae · 미국느릅나무
How to spot it
Characterized by a vase-shaped spreading crown, leaves with an uneven base and rough surface, and flat winged fruit.
Look
- Leaves
- Rough leaf surface, uneven leaf base, and a long, slightly curved leaf tip.
- Flowers
- Before the leaves emerge, small reddish-green flowers open in drooping clusters.
- Fruit
- Samaras, each with one seed surrounded by a flat, oval, papery wing, hang in clusters on long stalks.
- Bark
- The bark forms interlacing flat ridges and may flake off in pieces on old trees.
Where it grows
- In Korea
- Planted
- Native to
- Native to eastern North America; its recorded range runs from Newfoundland and Manitoba in Canada to Florida and Texas in the United States.
- Ecology
- In North America it is a host plant for several butterfly larvae, and the seeds are food for songbirds and small mammals.
Sources
- NC State Extension Gardener Plant Toolbox
- 국립생물자원관, 국가생물종목록 I(2019)
- USDA Forest Service / Silvics of North America: American Elm
- Oklahoma City National Memorial & Museum(공식)
- 아칸소대 농업부 협동지도국(University of Arkansas Division of Agriculture Cooperative Extension) Plant of the Week 'Survivor Tree (American Elm in Oklahoma City)'
- 미국 국립공원청(NPS) Oklahoma City National Memorial 홈페이지