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Lappula occidentalis var. cupulata (Flatspine stickseed)
Cliffe, Harry

Lappula occidentalis var. cupulata

Lappula occidentalis (S. Watson) Greene var. cupulata (A. Gray) Higgins

Flatspine Stickseed, Western Stickseed

Boraginaceae (Borage Family)

Synonym(s): Lappula redowskii var. cupulata, Lappula redowskii var. texana, Lappula texana, Lappula texana var. coronata, Lappula texana var. heterosperma, Lappula texana var. homosperma


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


From the Image Gallery

9 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual , Biennial
Habit: Herb
Root Type: Tap
Leaf Arrangement: Alternate
Leaf Shape: Lanceolate , Oblanceolate
Leaf Pubescence: Villose
Inflorescence: Axillary , Cyme , Terminal
Fruit Type: Schizocarp
Size Notes: Up to about 14 inches tall.
Leaf: Dark green.
Fruit: Nutlets.

Bloom Information

Bloom Color: White , Blue
Bloom Time: Mar , Apr , May , Jun
Bloom Notes: White, occasionally to pale blue.


USA: AZ , CA , CO , IA , ID , KS , MO , MT , ND , NE , NM , NV , OK , OR , SD , TX , UT , WA , WY
Canada: AB , BC , SK

Herbarium Specimen(s)

NPSOT 0736 Collected Mar 8, 1993 in Bexar County by Harry Cliffe
NPSOT 0811 Collected Mar 11, 1994 in Bexar County by Harry Cliffe

2 specimen(s) available in the Digital Herbarium

Web Reference

Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 36 - Jepson eFlora (2019) The Jepson Herbarium, University of California, Berkeley

Additional resources

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


Record Modified: 2022-09-29
Research By: DEW

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