''Boechera platysperma'', the pioneer rockcress or broad-seeded rock-cress, is a
perennial plant
A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...
in the family
Brassicaceae found in western United States mountains.
It is less than tall.
[
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Habitat and range
It can be found on dry, rocky flats and slopes, from , in mountain ranges including the United States Sierra Nevada
The Sierra Nevada () is a mountain range in the Western United States, between the Central Valley of California and the Great Basin. The vast majority of the range lies in the state of California, although the Carson Range spur lies primarily ...
range, California's North Coast North Coast or Northcoast may refer to :
Antigua and Barbuda
* Major Division of North Coast, a census division in Saint John Parish
Australia
*New South Wales North Coast, a region
Canada
*The British Columbia Coast, primarily the communiti ...
range, Cascade Range
The Cascade Range or Cascades is a major mountain range of western North America, extending from southern British Columbia through Washington and Oregon to Northern California. It includes both non-volcanic mountains, such as the North Cascades, ...
, and ranges in the Great Basin
The Great Basin is the largest area of contiguous endorheic basin, endorheic watersheds, those with no outlets, in North America. It spans nearly all of Nevada, much of Utah, and portions of California, Idaho, Oregon, Wyoming, and Baja California ...
.[
]
Leaves and stems
Leaves are entire.[
]
Inflorescence and fruit
Flowers are 4-petaled and spoon shaped. Seed pods are flat.[
]
References
{{Taxonbar, from=Q15536762
platysperma