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THE ELMS

IMPORTANT DISTINCTIONS
AMERICAN ELM Ulmus americana	SLIPPERY ELM Ulmus rubra
Habit Tall and variable in outline, yet typically vase-shape.	Habit Medium height. Head broad and almost flat.
Bark on trunk Ashy-gray. Inner bark not muscilaginous	Bark on trunk Dark brown tinged with red. Inner bark mucilaginous.
Leaves Somewhat rough on the upper surface and smooth on the lower. Short-pointed tip.	Leaves Very rough on the upper surface; hairy and nearly as rough on the lower. Long-pointed tip.
Winter Buds Brown and smooth. The terminal bud is cocked at a 45 degree angle from the tip of the twig.	Winter Buds Dark reddish brown and covered with rusty hairs.

OTHER ELMS:

ENGLISH ELM (Ulmus procera)

CHINESE ELM (Ulmus parvifolia)

SCOTCH ELM (Ulmus glabra)

CAMPERDOWN ELM (Ulmus glabra var camperdowni)

	*69A*	Leaves somewhat rough on the upper surface and smooth on the lower surface. Short-pointed tip.
	*69B*	Leaves very rough on the upper surface; hairy and nearly as rough on the lower surface. Long-pointed tip.