''Campanula shetleri'' is a rare species of
bellflower known by the common name Castle Crags bellflower. The plant is named for
Castle Crags
Castle Crags is a dramatic and well-known rock formation in Northern California. Elevations range from along the Sacramento River near the base of the crags, to over at the summit of the tallest crag.
Located just west of Interstate 5, betwe ...
, a mountain formation in its limited native range, within the
Shasta-Trinity National Forest.
It is
endemic to
California, where it is known from fewer than ten occurrences in the southern reaches of the
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, ...
near the border between
Siskiyou and
Shasta Counties.
Description
''Campanula shetleri'' is a plant of the
temperate coniferous forests of the range. This is a small, clumpy perennial herb growing from a woody
rhizome
In botany and dendrology, a rhizome (; , ) is a modified subterranean plant stem that sends out roots and shoots from its nodes. Rhizomes are also called creeping rootstalks or just rootstalks. Rhizomes develop from axillary buds and grow hori ...
. It produces a patch of hairy leaves not more than 5 centimeters high, each leaf leathery in texture with approximately two large pointed teeth on each edge.
The flower is about a centimeter long, white to pale blue with corolla lobes curled back and a protruding
style.
The fruit is a ribbed, cup-shaped capsule containing tiny seeds each about millimeter wide.
References
External links
Jepson Manual Treatment: ''Campanula shetleri''USDA Plants Profile''Campanula shetleri'' — U.C. Photo gallery
shetleri
Endemic flora of California
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