Hackelia brevicula
Encyclopedia
Hackelia brevicula is a species of flowering plant in the borage family
Boraginaceae
Boraginaceae, the Borage or Forget-me-not family, include a variety of shrubs, trees, and herbs, totaling about 2,000 species in 146 genera found worldwide.A number of familiar plants belong to this family....

 known by the common name Poison Canyon stickseed. It is native to the Inyo
Inyo Mountains
The Inyo Mountains are a short mountain range east of the Sierra Nevada mountains in eastern California in the United States. The range separates the Owens Valley to the west with Saline Valley to the east, extending for approximately 70 mi SSE from the southern end of the White Mountains,...

 and White Mountains
White Mountains (California)
The White Mountains of California are a triangular fault block mountain range facing the Sierra Nevada across the upper Owens Valley. They extend for approximately as a greatly elevated plateau about wide on the south, narrowing to a point at the north, with elevations generally increasing...

 which are located in 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...

 east of the Sierra Nevada and extend just into Nevada
Nevada
Nevada is a state in the western, mountain west, and southwestern regions of the United States. With an area of and a population of about 2.7 million, it is the 7th-largest and 35th-most populous state. Over two-thirds of Nevada's people live in the Las Vegas metropolitan area, which contains its...

. The plant grows in the dry open, scrubby, and forested habitat of these mountains. It is a perennial herb 20 to 60 centimeters tall and coated thinly in stiff hairs. Most of the leaves are located around the base of the plant, reaching up to 18 centimeters long; there are a few smaller leaves on the stem itself. 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...

is an open array of branches, each a coiling panicle of flowers. Each flower is just over a centimeter wide with light blue lobes with white appendages at the bases. The fruit is a cluster of nutlets which are often prickly.

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