Penstemon azureus
Encyclopedia
Penstemon azureus is a species of penstemon
known by the common name azure penstemon. It is native to the mountains of Oregon
and northern California
, where it grows in coniferous forests and woodlands. It is a perennial herb, woody toward the base, with many thin branches reaching up to about 70 centimeters in maximum height. The oppositely arranged leaves are linear or lance-shaped, the ones higher on the plant clasping the stem. The inflorescence
produces several hairless tubular flowers in shades of blue to lavender measuring up to 3.5 centimeters long.
Penstemon
Penstemon , Beard-tongue, is a large genus of North American and East Asian plants traditionally placed in the Scrophulariaceae family. Due to new genetic research, it has now been placed in the vastly expanded family Plantaginaceae...
known by the common name azure penstemon. It is native to the mountains of 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...
and northern 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...
, where it grows in coniferous forests and woodlands. It is a perennial herb, woody toward the base, with many thin branches reaching up to about 70 centimeters in maximum height. The oppositely arranged leaves are linear or lance-shaped, the ones higher on the plant clasping the stem. The inflorescence
Inflorescence
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...
produces several hairless tubular flowers in shades of blue to lavender measuring up to 3.5 centimeters long.