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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Linum rigidum var. rigidum (Stiffstem flax)
Cliffe, Harry

Linum rigidum var. rigidum

Linum rigidum Pursh var. rigidum

Stiffstem Flax

Linaceae (Flax Family)

Synonym(s): Cathartolinum earlei, Cathartolinum rigidum, Mesynium rigidum


USDA Native Status: L48 (N), CAN (N)


From the Image Gallery

1 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual , Perennial
Habit: Herb
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Leaf Shape: Linear
Breeding System: Flowers Bisexual
Fruit Type: Capsule
Size Notes: Up to about 20 inches tall.

Bloom Information

Bloom Color: Red , Orange , Yellow
Bloom Time: May , Jun , Jul , Aug , Sep


USA: AR , CO , IA , IL , KS , MN , MO , ND , NE , NM , OK , SD , TX , WI , WY
Canada: AB , MB , SK

Wildflower Center Seed Bank

LBJWC-1030 Collected 2007-05-07 in Medina County by Lady Bird Johnson Wildflower Center

1 collection(s) available in the Wildflower Center Seed Bank

Web Reference

Webref 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 resources

USDA: Find Linum rigidum var. rigidum in USDA Plants
FNA: Find Linum rigidum var. rigidum in the Flora of North America (if available)
Google: Search Google for Linum rigidum var. rigidum


Record Modified: 2023-02-16
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