Castilleja pruinosa
Encyclopedia
Castilleja pruinosa is a species of Indian paintbrush
known by the common name frosted Indian paintbrush. It is native to California
and Oregon
, where it grows in several types of forested habitat.
is a cluster of bright red or orange-red bract
s. Flowers emerge between the bracts, each up to 2 or 3 centimeters long and greenish in color with reddish margins.
of California, is sometimes included in C. pruinosa.
Castilleja
Castilleja, commonly known as Indian paintbrush or Prairie-fire, is a genus of about 200 species of annual and perennial herbaceous plants native to the west of the Americas from Alaska south to the Andes, northern Asia, and one species as far west as the Kola Peninsula in Siberia...
known by the common name frosted Indian paintbrush. It is native 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...
and Oregon
Oregon
Oregon is a state in the Pacific Northwest region of the United States. It is located on the Pacific coast, with Washington to the north, California to the south, Nevada on the southeast and Idaho to the east. The Columbia and Snake rivers delineate much of Oregon's northern and eastern...
, where it grows in several types of forested habitat.
Description
Castilleja pruinosa is a perennial herb, sometimes becoming bushy, growing up to about 80 centimeters in maximum height. It is densely hairy, becoming gray-green in color. The leaves are lance-shaped and sometimes lobed, measuring up to 8 centimeters long. The inflorescenceInflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...
is a cluster of bright red or orange-red bract
Bract
In botany, a bract is a modified or specialized leaf, especially one associated with a reproductive structure such as a flower, inflorescence axis, or cone scale. Bracts are often different from foliage leaves. They may be smaller, larger, or of a different color, shape, or texture...
s. Flowers emerge between the bracts, each up to 2 or 3 centimeters long and greenish in color with reddish margins.
San Gabriel Mountains
The rare species Castilleja gleasonii, which is endemic to the San Gabriel MountainsSan Gabriel Mountains
The San Gabriel Mountains Range is located in northern Los Angeles County and western San Bernardino County, California, United States. The mountain range lies between the Los Angeles Basin and the Mojave Desert, with Interstate 5 to the west and Interstate 15 to the east...
of California, is sometimes included in C. pruinosa.