Observation Tools

Willow oak Photo courtesy of Steve Baskauf, Vanderbilt University, bioimages.vanderbilt.edu.

Willow oak (Quercus phellos)


Plant Family: Beech (Fagaceae)
Project BudBurst Plant Group: Deciduous Trees and Shrubs

Identification Hints: Willow oaks are found in much ofthe eastern United States and as far west as Texas and Oklahoma.They prefer stream sides and wet areas, but can also be found in upland areas. The shape of the leaves,which are long and skinny like willow-leaves, are what give this oak species its name. Willow oaksproduce acorns in abundance and are an important food source for wildlife.

Did you Know? Willow oaks have separate male and female catkins that consist of small, inconspicuous, yellowish-green flowers. The male and female flowers can often be found on the same tree. This tree is commonly planted for shade and is often found along the edges of ponds and reservoirs.


Live Map for Willow oak

Other years available for viewing:

Below you can view all observations that have been reported in for Willow oak (If the map below is empty then there have not been any observations reported.)

Use the navigation buttons on the left to zoom in/out and pan around. Click on each place marker to get detail information about that observation.

Leaf/Needles/Stalk = Leaf/Needles/Stalk Flower = Flower Pollen = Pollen Fruiting = Fruiting Color = Color

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The table below displays all the data that has been submitted to Project BudBurst. By default, the data is sorted by the date on which the phenophase occurred. Clicking the up and down arrows next to each column name allows you to sort on any value. If there have been more than 10 observations submitted, you can choose how many to display at a time using the "Show __ entries" control. You can also page through the data using the previous and next buttons at the bottom right of the table.

The Search box allows you to search all of the data. Searching by date, species, phenophase, etc. is easy—just start typing and the table will immediately change to contain only observations that contain your search phrase. Do you want to see only 2012 observations? Just type "2012" in the search box. Only want to see maples? Enter "Acer." You can combine searches, too! Searching for "acer 2012" will narrow your results to only the maples that were observed in 2012 (assuming that any observations exist, of course).

Once you have your results in the order desired, you can use any of the buttons above the search box to copy the results to the clipboard; save them as a text, or spreadsheet; or even print them from your browser!

Observational data for Willow oak:

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Date Contributor Common Name Species Phenophase Latitude Longitude Obs#
Tue Sep 04 00:00:00 GMT 2012 evieroen Willow oak Quercus phellos Leaves Dropping (Early) 42.360000000000000 -83.050000000000000 16501
Tue Sep 04 00:00:00 GMT 2012 evieroen Willow oak Quercus phellos Leaves Dropping (Early) 42.360000000000000 -83.050000000000000 16502
Tue Sep 04 00:00:00 GMT 2012 evieroen Willow oak Quercus phellos Leaves Dropping (Early) 42.360000000000000 -83.050000000000000 16503
Tue Sep 04 00:00:00 GMT 2012 evieroen Willow oak Quercus phellos Leaves Dropping (Early) 42.360000000000000 -83.050000000000000 16499
Tue Oct 16 00:00:00 GMT 2012 waryan Willow oak Quercus phellos Leaves Changing Color (Middle) 40.008100000000000 -105.280000000000000 17478
Fri Apr 05 00:00:00 GMT 2013 lsjones1_CCHS_reporter1 Willow oak Quercus phellos Leaves Unfolding (Early) 35.613300000000000 -79.390100000000000 18696
Wed Apr 03 00:00:00 GMT 2013 josefina2024 Willow oak Quercus phellos Bud Burst 33.845900000000000 -84.340100000000000 18709
Tue Apr 09 00:00:00 GMT 2013 Taproot123 Willow oak Quercus phellos Leaves Unfolding (Early) 33.997500000000000 -84.069700000000000 18713
Sat Jul 20 00:00:00 GMT 2013 jeanmp Willow oak Quercus phellos All Leaves Unfolded 35.010700000000000 -79.039300000000000 21721
Sun Oct 20 00:00:00 GMT 2013 katherine_kovach Willow oak Quercus phellos Leaves Dropping (Middle) 36.012700000000000 -78.904500000000000 22673
Sun Nov 03 00:00:00 GMT 2013 Courtney Willow oak Quercus phellos Leaves Dropping (Early) 37.097200000000000 -88.875500000000000 22946
Fri Nov 01 00:00:00 GMT 2013 Tjharnish91 Willow oak Quercus phellos 50% Color 39.173800000000000 -86.532500000000000 23293
Wed Nov 06 00:00:00 GMT 2013 Tjharnish91 Willow oak Quercus phellos 50% Leaf Fall 39.173800000000000 -86.532500000000000 23294
Wed Oct 30 00:00:00 GMT 2013 robinv1_Washington_College_reporter11 Willow oak Quercus phellos 50% Color 39.219200000000000 -76.069600000000000 24149
Tue Oct 29 00:00:00 GMT 2013 robinv1_Washington_College_reporter11 Willow oak Quercus phellos 50% Leaf Fall 39.219200000000000 -76.069600000000000 24150
Mon Oct 07 00:00:00 GMT 2013 robinv1_Washington_College_reporter21 Willow oak Quercus phellos 50% Color 39.219200000000000 -76.069600000000000 24181
Mon Oct 14 00:00:00 GMT 2013 robinv1_Washington_College_reporter21 Willow oak Quercus phellos 50% Leaf Fall 39.219200000000000 -76.069600000000000 24182
Mon Oct 14 00:00:00 GMT 2013 robinv1_Washington_College_reporter22 Willow oak Quercus phellos 50% Color 39.219200000000000 -76.069600000000000 24166
Sun Oct 20 00:00:00 GMT 2013 robinv1_Washington_College_reporter22 Willow oak Quercus phellos 50% Leaf Fall 39.219200000000000 -76.069600000000000 24167
Sun Oct 06 00:00:00 GMT 2013 robinv1_Washington_College_reporter9 Willow oak Quercus phellos 50% Color 39.219200000000000 -76.069600000000000 24227
Sun Oct 20 00:00:00 GMT 2013 robinv1_Washington_College_reporter9 Willow oak Quercus phellos 50% Leaf Fall 39.219200000000000 -76.069600000000000 24228
Mon Oct 28 00:00:00 GMT 2013 robinv1_Washington_College_reporter3 Willow oak Quercus phellos 50% Color 39.219200000000000 -76.069600000000000 24245
Mon Nov 11 00:00:00 GMT 2013 robinv1_Washington_College_reporter3 Willow oak Quercus phellos 50% Leaf Fall 39.219200000000000 -76.069600000000000 24246
Sat Oct 19 00:00:00 GMT 2013 robinv1_Washington_College_reporter23 Willow oak Quercus phellos 50% Color 39.219200000000000 -76.069600000000000 24255
Thu Oct 17 00:00:00 GMT 2013 robinv1_Washington_College_reporter23 Willow oak Quercus phellos 50% Leaf Fall 39.219200000000000 -76.069600000000000 24256

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