Characteristics of Oleaceae“The olive family”By Kathy Germann

Oleaceae

•25 genera •615 species•The best known members of this family

are:▫Olive trees ▫Ash trees▫Lilac ▫Golden bell

•Members of this family can live most any where accept near the poles

Flowers

•Most flowers in this family have 4 sepals , 4 petals, 2 stamen, and 2 fused carples.

•The petals are usually fused at the base to form a tube.

http://luirig.altervista.org/photos/l/ligustrum_ovalifolium.htm http://gardenpictures.com/2009/01/31/pink-lilac-flowers/

Green ash (Fraxinus pensylvanica)• Grows in most soil types and

is flood tolerant • Grows to around 70 feet tall• It is an early successional

stage tree

http://www.rook.org/earl/bwca/nature/trees/fraxinuspenn.html

http://plants.usda.gov/java/largeImage?imageID=frpe_008_ahp.tif

Black ash (Fraxinus nigra)

• Grows in poorly drained soils.• Grows to 30 to 50 feet tall• Typically contains more

leaflets than Green ash

http://www.rook.org/earl/bwca/nature/trees/fraxinusnig.html

http://plants.usda.gov/java/largeImage?imageID=frni_008_ahp.tif

Emerald Ash Borer (EAB) Agrilus planipennis • Adult beetles nibble on

leaves causing some damage

• The real damage come from their larvae who feed on the inside of the bark on the tree. This disrupts the transportation of water and nutrients.

• Exit holes are D shaped and appear in June and July

http://www.fs.fed.us/fstoday/2008/080822/images/03.0About%20Us/pests/EmeraldAshBorer_lg.gif

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http://www.emeraldashborer.info/files/MultiState_EABpos.pdf

Sources

•http://www.britannica.com/EBchecked/topic/427445/Oleaceae

•http://plants.usda.gov/factsheet/pdf/fs_frni.pdf

•http://plants.usda.gov/factsheet/pdf/fs_frpe.pdf

•http://www.emeraldashborer.info/