''Eleocharis bolanderi'' is a species of spikesedge known by the common name Bolander's spikerush. It is native to the western

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...

from

Colorado Colorado (, other variants) is a state in the Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the western edge of t ...

west to

Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...

and

California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

.Kew World Checklist of Selected Plant Families
/ref>Biota of North America 2013 county distribution map
/ref> It grows in wet spots in several types of habitat, including mountain meadows and springs. It is a

rhizomatous 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 ...

perennial herb producing erect, hairless stems 10 to 30 centimeters tall. The narrow, wispy leaves often have purple or reddish speckles and purplish tinting around the bases. The

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. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...

is an oval-shaped spikelet at the tip of the stem under a centimeter long and made up of several dark brown, sometimes purple-tinged flowers.

References

External links

Jepson Manual TreatmentPhoto gallery
bolanderi Flora of the Western United States Plants described in 1868 Flora without expected TNC conservation status {{Cyperaceae-stub