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Perityle dissecta

Perityle dissecta (Torr.) A. Gray

Slimlobe Rockdaisy, Dissected Rockdaisy

Asteraceae (Aster Family)

Synonym(s): Laphamia dissecta

USDA Symbol: PEDI2

USDA Native Status: L48 (N)

Species of conservation concern. (Webref 3).

From the Image Gallery

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Plant Characteristics

Duration: Perennial
Habit: Subshrub
Leaf Arrangement: Alternate , Opposite
Leaf Shape: Lanceolate
Leaf Margin: Laciniate , Pinnatifid
Inflorescence: Head , Terminal
Size Notes: 7-18 cm in height. (Bibref 293).
Leaf: Leaves alternate or opposite, usually alternate above. (Bibref 293).
Flower: Without ray florets; disc florets yellow.
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: Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov

Distribution

USA: TX
Native Distribution: Big Bend region of Texas and adjacent Chihuahua, Mexico.
Native Habitat: Limestone walls of canyons; 800�1200 m. (Webref 3).

Growing Conditions

Water Use: Low
Light Requirement: Sun
Soil Moisture: Dry
Soil pH: Alkaline (pH>7.2)
CaCO3 Tolerance: High
Drought Tolerance: High
Heat Tolerant: yes

From the National Organizations Directory

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

NPSOT - Austin Chapter - Austin, TX

Bibliography

Bibref 293 - Manual of the Vascular Plants of Texas (1979) Correll, D. S. & M. C. Johnston

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Web Reference

Webref 3 - Flora of North America (2014) 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 Perityle dissecta in USDA Plants
FNA: Find Perityle dissecta in the Flora of North America (if available)
Google: Search Google for Perityle dissecta

Metadata

Record Modified: 2023-03-06
Research By: Joseph A. Marcus

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