Native 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.

Search native plant database:

Onosmodium helleri (Heller's marbleseed)
Carr, Bill

Onosmodium helleri

Onosmodium helleri Small

Heller's marbleseed, Marble-seed

Boraginaceae (Borage Family)



USDA Native Status: L48 (N)


Plant Characteristics

Duration: Perennial
Habit: Herb
Size Class: 1-3 ft.

Bloom Information

Bloom Color: White
Bloom Time: Mar , Apr , May


Native Habitat: Endemic to Texas, it is found on the Edwards Plateau and Lampasas Cut Plain. Shade of moist woodlands, stream valleys, or other drainages.

Growing Conditions

Light Requirement: Part Shade
Conditions Comments: The conspicuous white to whitish brown fruit dries on the plant and has given the plant the common name of Marbleseed. The plant is uncommon to the point of being rare.


Conspicuous Flowers: yes
Nectar Source: yes

Mr. Smarty Plants says

Marbleseed (Onosmodium sp.) propagation and use as groundcover for
October 08, 2007
I am interested in any information, esp. propagation & suitability as a landscape plant, (possible ground cover?) for marble seed. I have found it growing in deep shade on stream banks. It has a 4--...
view the full question and answer

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:

Lady Bird Johnson Wildflower Center - Austin, TX
NPSOT - Austin Chapter - Austin, TX

Wildflower Center Seed Bank

LBJWC-GV-1 Collected 2009-05-26 in Travi County by Lady Bird Johnson Wildflower Center

Additional resources

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


Record Last Modified: 2007-12-13
Research By: NPC

Go back