Slippery elm
Ulmus rubra
SLIPPERY ELM
Ulmaceae
E. North America
Location: map coordinates S-20 (northeast side of Laws Hall), N 39°11'7'' W 75°32'37''
Planting history: planted 5/6/10. Source: Redbud Native Plant Nursery, PA. (Dr. S. Yost, USDA NIFA Capacity Building Grant funds).
Description:
Native species, State Rank S5 (very common in Delaware)
SLIPPERY ELM
Ulmaceae
E. North America
Location: map coordinates S-20 (northeast side of Laws Hall), N 39°11'7'' W 75°32'37''
Planting history: planted 5/6/10. Source: Redbud Native Plant Nursery, PA. (Dr. S. Yost, USDA NIFA Capacity Building Grant funds).
Description:
- medium-sized deciduous tree
- etymology: Ulmus = the Latin name; rubra = red, referring to the reddish wood (another common name is “red elm”)
- “slippery” in the common name refers to the mucilaginous inner bark; formerly used as a tea to treat sore throats, and wounds
- leaf double-toothed, leaf base uneven
- flowers inconspicuous
- fruit small, roundish, dry, flat, papery-winged
- habitat moist woods, streambanks, floodplains
- rarely used as landscape tree; coarsely shaped, and susceptible to Dutch elm disease
Native species, State Rank S5 (very common in Delaware)
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