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Wasowski, Sally and Andy

Xanthisma texanum

Xanthisma texanum DC.

Texas Sleepy Daisy, Yellow Sleepy Daisy, Star of Texas, Texas Sleepy-daisy, Texas Sleepydaisy

Asteraceae (Aster Family)

Synonym(s):

USDA Symbol: xate

USDA Native Status: L48 (N)

Texas Sleepy Daisy�s wand-like stems bear solitary, terminal, aster-like flowers with long, lemon-yellow rays. Long, narrow, glossy leaves line the annual�s 1-3 ft. stems.

Blooms don't open until afternoon.

From the Image Gallery

13 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb
Size Notes: Up to about 3 feet tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: Yellow
Bloom Time: Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec

Distribution

USA: AZ , NM , OK , TX
Native Distribution: Oklahoma and the western 2/3 of Texas, west through New Mexico to southeastern Arizona and south into Mexico
Native Habitat: Dry, open, rangelands & stream banks

Growing Conditions

Light Requirement: Part Shade
Soil pH: Circumneutral (pH 6.8-7.2)
Soil Description: Sands or clays.

Propagation

Description: Seed sown in late winter or early spring requires rain or supplemental water to initiate germination.
Commercially Avail: yes

Find Seed or Plants

Order seed of this species from Native American Seed and help support the Wildflower Center.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Fredericksburg Nature Center - Fredericksburg, TX
Sibley Nature Center - Midland, TX
Brackenridge Field Laboratory - Austin, TX
Stengl Biological Research Station - Smithville, TX

Bibliography

Bibref 318 - Native Texas Plants: Landscaping Region by Region (2002) Wasowski, S. & A. Wasowski

Search More Titles in Bibliography

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 Xanthisma texanum in USDA Plants
FNA: Find Xanthisma texanum in the Flora of North America (if available)
Google: Search Google for Xanthisma texanum

Metadata

Record Modified: 2023-06-23
Research By: TWC Staff

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