Hesperumia latipennis
Encyclopedia
Hesperumia latipennis is a moth
of the Geometridae family. It is found in western North America
from British Columbia
south to California
.
The wingspan
is 34-36 mm. The forewings are pale gray with a narrow dentate median line and numerous scattered brown scales. The hindwing are similar in color and pattern. Populations from the Cascade Mountains tend to be slightly greyer and have more clearly defined maculation than specimens from the coastal areas of British Columbia, Washington and central California.
Adults are on wing from May to August.
The larvae feed on various trees and shrubs, including Rhamnus purshiana
, Holodiscus discolor
, Sambucus species and Symphoricarpos albus
.
Moth
A moth is an insect closely related to the butterfly, both being of the order Lepidoptera. Moths form the majority of this order; there are thought to be 150,000 to 250,000 different species of moth , with thousands of species yet to be described...
of the Geometridae family. It is found in western North America
North America
North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...
from British Columbia
British Columbia
British Columbia is the westernmost of Canada's provinces and is known for its natural beauty, as reflected in its Latin motto, Splendor sine occasu . Its name was chosen by Queen Victoria in 1858...
south to California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...
.
The wingspan
Wingspan
The wingspan of an airplane or a bird, is the distance from one wingtip to the other wingtip. For example, the Boeing 777 has a wingspan of about ; and a Wandering Albatross caught in 1965 had a wingspan of , the official record for a living bird.The term wingspan, more technically extent, is...
is 34-36 mm. The forewings are pale gray with a narrow dentate median line and numerous scattered brown scales. The hindwing are similar in color and pattern. Populations from the Cascade Mountains tend to be slightly greyer and have more clearly defined maculation than specimens from the coastal areas of British Columbia, Washington and central California.
Adults are on wing from May to August.
The larvae feed on various trees and shrubs, including Rhamnus purshiana
Rhamnus purshiana
Rhamnus purshiana Rhamnus purshiana Rhamnus purshiana (Cascara Buckthorn, Cascara, Bearberry, and in the Chinook Jargon, Chittam or Chitticum; syn...
, Holodiscus discolor
Holodiscus discolor
Holodiscus discolor, commonly known as ocean spray, creambush or ironwood, is a shrub of western North America. It is common in the Pacific Northwest where it is found in both openings and the forest understory at low to moderate elevations.-Description:Holodiscus discolor is a fast-growing...
, Sambucus species and Symphoricarpos albus
Symphoricarpos albus
Symphoricarpos albus is a species of flowering plant in the honeysuckle family known by the common name common snowberry. It is native to North America, where it occurs across much of Canada and the northern United States. It grows in shady and moist mountain and forest habitat, in woodlands and on...
.