Juncus interior Wiegand
Juncaceae (Rush Family)
USDA Symbol: JUIN2
Densely or loosely clusters stems rise 1-2 ft. Basal leaves are linear and usually less than a third as long as the stem. The terminal seed head is loosely branched and bears small, greenish spikelets. Long narrow "leaves" subtend the seed head, extending above it.
A member of the family Juncaceae which includes herbs, rarely shrubs, with mostly grass-like leaves, usually in a basal tuft, and small greenish or brownish flower in dense spikes or heads or sometimes in loose clusters or even solitary.
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Plant CharacteristicsDuration: Perennial
Fruit Type: Capsule
Size Notes: Up to about 2 feet tall.
Bloom InformationBloom Color: Green
Bloom Time: Apr , May , Jun
DistributionUSA: AR , AZ , CO , IA , ID , IL , IN , KS , KY , LA , MN , MO , MS , MT , NC , ND , NE , NM , OH , OK , SD , TN , TX , UT , VA , WA , WI , WY
Native Distribution: OH & MI to WA, s. to TX
Native Habitat: Prairies; sand plains; roadsides
Growing ConditionsWater Use: Medium
Light Requirement: Sun
Soil Moisture: Moist
CaCO3 Tolerance: Medium
Soil Description: Moist to dry, sandy soil.
PropagationCommercially Avail: yes
National Wetland Indicator Status
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Sibley Nature Center - Midland, TX
Nueces River Authority - Uvalde, TX
Web ReferenceWebref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resourcesUSDA: Find Juncus interior in USDA Plants
FNA: Find Juncus interior in the Flora of North America (if available)
Google: Search Google for Juncus interior
MetadataRecord Modified: 2023-02-15
Research By: TWC Staff