''Mertensia ciliata'' is a species of flowering plant in the

borage family Boraginaceae, the borage or forget-me-not family, includes about 2,000 species of shrubs, trees, and herbs in 146 to 154 genera with a worldwide distribution. The APG IV system from 2016 classifies the Boraginaceae as single family of the order ...

known by the common names tall fringed bluebells, mountain bluebells, and streamside bluebells.

Distribution

It is native to the western United States, in

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

Nevada Nevada ( ; ) is a landlocked state in the Western United States. It borders Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the seventh-most extensive, th ...

Utah Utah is a landlocked state in the Mountain states, Mountain West subregion of the Western United States. It is one of the Four Corners states, sharing a border with Arizona, Colorado, and New Mexico. It also borders Wyoming to the northea ...

, and Oregon. It often grows in moist habitat, such as subalpine meadows and creeksides. It often carpets large areas of meadow and hillside with blue-green foliage and sweet-scented bluebell blooms.

Description

''Mertensia ciliata'' is a perennial herb producing a cluster of erect stems from a thick, branching

caudex A caudex (: caudices) of a plant is a stem, but the term is also used to mean a rootstock and particularly a basal stem structure from which new growth arises.pages 456 and 695 In the strict sense of the term, meaning a stem, "caudex" is most ...

. The leafy stems reach well over a meter in maximum height. The veiny leaves are oval to lance-shaped and pointed. The

inflorescence In botany, an inflorescence is a group or cluster of flowers arranged on a plant's Plant stem, stem that is composed of a main branch or a system of branches. An inflorescence is categorized on the basis of the arrangement of flowers on a mai ...

is an open array of many clustered blue bell-shaped flowers each between 1 and 2 centimeters long. The hanging, fragrant flower is tubular, expanding into a wider, lobed mouth. As the individual flowers progress in age they change in color from blue to pink-red. The flowers bear poricidal anthers and are fertilized via buzz-pollination by several ''

Bombus A bumblebee (or bumble bee, bumble-bee, or humble-bee) is any of over 250 species in the genus ''Bombus'', part of Apidae, one of the bee families. This genus is the only Extant taxon, extant group in the tribe Bombini, though a few extinct r ...

'' species. Primary

Nectar robbing Nectar robbing is a foraging behavior used by some organisms that feed on floral nectar, carried out by feeding from holes bitten in flowers, rather than by entering through the flowers' natural openings. Nectar robbers usually feed in this way, ...

by ''

'' species, including ''

Bombus occidentalis ''Bombus occidentalis'', the western bumble bee, is one of around 30 bumblebee, bumble bee species present in the western United States and western Canada.alkaloid Alkaloids are a broad class of natural product, naturally occurring organic compounds that contain at least one nitrogen atom. Some synthetic compounds of similar structure may also be termed alkaloids. Alkaloids are produced by a large varie ...

s so should not be eaten in high quantities.

References

External links

* * *
Jepson Manual Treatment
* {{- ciliata Edible plants Flora of California Flora of Nevada Flora of Oregon Flora of Utah Flora of the Sierra Nevada (United States) Flora of the Great Basin Flora without expected TNC conservation status