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SHOWING RECORD: 16 of 33   Lewis's Mock Orange
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image: Lewis's Mock Orange
Illustration by Mary E. Eaton
Lewis's Mock Orange

Philadelphus lewisii



First Noted by Expedition
May 6, 1806, along the Clearwater River, Idaho.
 

Description
A loosely branched shrub, covered in the spring by many white flowers. Flowers 0.8-1.3 in (3.1-7.5 cm) long, opposite, on short stalks, ovate, smooth or minutely toothed on edges. Fruit is a woody capsule. Height: 4-10 ft (1.2-3 m).
 

Habitat
Rocky slopes and open banks in open pine woods and mixed woodland.
 

Range
British Columbia to central California; east to western Montana.
 

Note
Idaho's state flower, the species name (and one of its common names) honors Meriwether Lewis, who first discovered and collected it. Indians used its straight stems in making arrows.

Species information from enature.com
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