# Trees of American Fork Canyon

## Timpanogos Cave National Monument

Eva Kristofik, Resource Management

December 16, 1998

+------------+------------+------------+------------------------------+
| ### C      | ### Scien  | ### Family | **Additional Information**   |
| ommon Name | tific Name |            |                              |
+------------+------------+------------+------------------------------+
| Gamble Oak | #          |            | Leaves: alternate, deeply    |
|            | ### Quercu |            | 7-11 lobed, turning yellow   |
|            | s gambelii |            | and reddish in autumn        |
|            |            |            |                              |
|            |            |            | Acorns: ½" long, about 1/3"  |
|            |            |            | enclosed by scaly cup        |
|            |            |            |                              |
|            |            |            | 10-50 ft.                    |
+------------+------------+------------+------------------------------+
| Bigtooth   | *Acer      | Maple      | Leaves: 2-3 ½" long and      |
| Maple      | gr         |            | wide, turning yellow and red |
|            | anditatum* |            | in autumn                    |
|            |            |            |                              |
|            |            |            | Flowers: inconspicuous light |
|            |            |            | green or yellow              |
|            |            |            |                              |
|            |            |            | 40' tall                     |
+------------+------------+------------+------------------------------+
| Common     | *Juniperis | Cypress    | Needles: joined to the twig  |
| Juniper    | communis*  |            | in whorls of 3               |
|            |            |            |                              |
|            |            |            | Cones: ripening 2^nd^        |
|            |            |            | season, green to black       |
|            |            |            |                              |
|            |            |            | Spreading shrub to 1 ft.     |
|            |            |            | tall                         |
+------------+------------+------------+------------------------------+
| Rocky      | *Acer      | Maple      | Leaves: 2-4" long and wide;  |
| Mountain   | glabrum*   |            | turning red to yellow in     |
| Maple      |            |            | autumn                       |
|            |            |            |                              |
|            |            |            | Flowers: tiny,               |
|            |            |            | greenish-yellow, on drooping |
|            |            |            | stalks; in branched clusters |
|            |            |            |                              |
|            |            |            | Shrublike up to 25'          |
+------------+------------+------------+------------------------------+
| Curlleaf   | #### Ce    | Rose       | Leaves: elliptic, ½-1" long, |
| Mountain   | rcocarpus  |            | shiny                        |
| Mahogany   | ledifolius |            |                              |
|            |            |            | Flower: Cream colored, ¼"    |
|            |            |            | wide                         |
|            |            |            |                              |
|            |            |            | Shrub/small tree to 12 ft.   |
|            |            |            | tall                         |
+------------+------------+------------+------------------------------+
| Douglas    | *P         |            | Body: large tree with        |
| Fir        | seudotsuga |            | narrow, pointed crown with   |
|            | menziesii* |            | slightly drooping branches   |
|            |            |            |                              |
|            |            |            | Needles: evergreen, flat,    |
|            |            |            | flexible                     |
|            |            |            |                              |
|            |            |            | Cones: 3-pointed bract       |
|            |            |            | protruding from each         |
|            |            |            | cone-scale                   |
|            |            |            |                              |
|            |            |            | 80-200 ft.                   |
+------------+------------+------------+------------------------------+
| Bowelder   | *Acer      | Maple      | Flowers: inconspicuous, on   |
| Maple      | negundo*   |            | long pedicels                |
|            |            |            |                              |
|            |            |            | 12-40 ft.                    |
+------------+------------+------------+------------------------------+
| River      | ####       | Birch      | Leaves: ovate, toothed, 1-2" |
| Birch      |  Betula oc |            | long                         |
|            | cidentalis |            |                              |
|            |            |            | Flowers: male-tiny yellow,   |
|            |            |            | in drooping catkins,         |
|            |            |            | female-greenish, in upright  |
|            |            |            | catkins                      |
|            |            |            |                              |
|            |            |            | Cones: 1-2" long, brownish,  |
|            |            |            | maturing late summer         |
|            |            |            |                              |
|            |            |            | Up to 30', often in clumps,  |
|            |            |            | streamside                   |
+------------+------------+------------+------------------------------+
| Narrowleaf | *Populus   | Willow     | Leaves: at springtime leaf   |
| Cottonwood | ang        |            | buds are gummy and have      |
|            | ustifolia* |            | characteristic odor. leaves  |
|            |            |            | narrow, dark green, shiny    |
|            |            |            |                              |
|            |            |            | Flowers: reddish catkins in  |
|            |            |            | spring                       |
|            |            |            |                              |
|            |            |            | 20-60 ft.                    |
+------------+------------+------------+------------------------------+
| Limber     | *Pinus     | Pine       | Needles: evergreen, with 5   |
| Pine       | flexilis*  |            | in a bundle                  |
|            |            |            |                              |
|            |            |            | Cones: 3-6" long,            |
|            |            |            | yellow-brown                 |
|            |            |            |                              |
|            |            |            | 40-50 ft.                    |
+------------+------------+------------+------------------------------+
| White Fir  | *Abies     | Pine       | Body: Large fir with narrow, |
|            | concolor*  |            | pointed crown of short,      |
|            |            |            | symmetrical, horizontal      |
|            |            |            | branches                     |
|            |            |            |                              |
|            |            |            | Needles: flat, flexible,     |
|            |            |            | blue-green                   |
|            |            |            |                              |
|            |            |            | Cones: 3-5" long;            |
|            |            |            | cylindrical, upright at      |
|            |            |            | treetop area                 |
|            |            |            |                              |
|            |            |            | 70-150 ft.                   |
+------------+------------+------------+------------------------------+
| Rocky      | *Juniperus | Cypress    | Body: straight trunk,        |
| Mountain   | s          |            | narrow, pointed crown, and   |
| Juniper    | copulorum* |            | slender branches             |
|            |            |            |                              |
|            |            |            | Needles: scalelike, pointed, |
|            |            |            | gray-green                   |
|            |            |            |                              |
|            |            |            | Cones: ¼" in diameter;       |
|            |            |            | berry-like; bluish-white     |
+------------+------------+------------+------------------------------+

\*\*\*Source Anita Pulham, Timpanogos Cave N.M.

[Western Forests]{.underline} by Stephen Whitney, Chanticleer Press
Inc., New York. 1985