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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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Hedeoma acinoides (Slender false pennyroyal)
Strickland, Sam C.

Hedeoma acinoides

Hedeoma acinoides Scheele

Slender False Pennyroyal, Annual Pennyroyal, Slender Hedeoma

Lamiaceae (Mint Family)

Synonym(s):

USDA Symbol: HEAC

USDA Native Status: L48 (N)

Delicate ephemeral annual usually about 6-10" high.

Fragrant foliage.

 

From the Image Gallery

15 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb
Root Type: Tap
Leaf Arrangement: Opposite
Leaf Complexity: Simple
Leaf Shape: Elliptic , Ovate
Leaf Pubescence: Glabrous
Leaf Margin: Serrate
Inflorescence: Axillary , Cyme
Size Notes: Up to about 10 inches tall.
Leaf: Basal leaves often purplish.
Fruit: Nutlets.

Bloom Information

Bloom Color: Pink , Purple
Bloom Time: Apr , May
Bloom Notes: Pink to pale lavender.

Distribution

USA: TX

Growing Conditions

Water Use: Medium
Light Requirement: Sun , Part Shade
Soil Moisture: Dry , Moist
Soil Description: On limestone

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
Lady Bird Johnson Wildflower Center - Austin, TX
Patsy Glenn Refuge, c/o Wimberley Birding Society - Wimberley, TX
Nueces River Authority - Uvalde, TX

Herbarium Specimen(s)

NPSOT 0361 Collected Apr 23, 1993 in Comal County by Mary Beth White

1 specimen(s) available in the Digital Herbarium

Wildflower Center Seed Bank

LBJWC-1933 Collected 2017-05-19 in Travis County by Brady Lee
LBJWC-18 Collected 2006-05-02 in Travis County by Lady Bird Johnson Wildflower Center

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

Bibliography

Bibref 293 - Manual of the Vascular Plants of Texas (1979) Correll, D. S. & M. C. Johnston
Bibref 281 - Shinners & Mahler's Illustrated Flora of North Central Texas (1999) Diggs, G. M.; B. L. Lipscomb; B. O'Kennon; W. F...
Bibref 286 - Wildflowers of the Texas Hill Country (1989) Enquist, M.

Search More Titles in Bibliography

Web Reference

Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

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

Metadata

Record Modified: 2023-02-13
Research By: TWC Staff

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