My Colby-Sawyer Experience

“My students are always kind of surprised to learn about what they have missed, what they haven't been paying attention to all their lives.”
Natural Sciences Professor Laura Alexander

175th Celebration

In 2012 the college celebrated 175 years as an institution of teaching and learning. Visit the 175th website for more information and to view photos of the events.

American Elm Ulmus americana
Elm Ulmaceae family

Leaves are consistently mishapen at the base and edges are serrated with highly defined viens and short petioles. The leaves vary between being smooth or sandpapery above and hairless or sometimes lightly hairy beneath. Measure 2"-6" long.

Flowers/Fruit: Flowers appear before leaves along the twigs of the previous year, March through May. The fruit is a flat, 3/8" one-seeded samara with a continous wing around the seed, appear April through May.

Twigs: Zig-zag stems with roundish buds. End bud distinctly offset. Twigs are generally hairless. Flower buds are larger than the leaf buds.

Form/Habitat: Trunk divides near ground, giving a vase-shaped form. Found in wooded swamps, moist woods, and bottomlands. Height usually reaches 80'-100'.

Interesting Fact: Many mature trees are killed by Dutch Elm Disease, a fungus spread by beetles.

NWI Status: FACW-

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