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Native Plant Database

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Oxalis dillenii (Slender yellow woodsorrel)
Cliffe, Harry

Oxalis dillenii Jacq.

Slender yellow woodsorrel

Oxalidaceae (Wood-Sorrel Family)

Synonyms: Oxalis prostrata, Oxalis stricta, Oxalis rupestris

USDA Symbol: oxdi2

USDA Native Status: Native to U.S.

The name Oxalis is derived from a Greek word for sour, referring to the sour taste of the leaves. This plant grows to 15 inches tall and develops a deep tap root. Stems are usually erect. Leaves are palmately divided into 3 heart-shaped leaflets, green to yellow-green, which fold in the evening or when it is cloudy. The yellow flowers are 1/2–1 inch across, with 5 sepals, 5 petals, 10 stamens, and 1 pistil. There are 1 to several blossoms on a slender stem borne in the leaf axils.

 

From the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Arrangement: Alternate
Leaf Complexity: Trifoliate
Inflorescence: Umbel
Fruit:
Size Class: 0-1 ft.

Bloom Information

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

Distribution

USA: AR , AZ , CO , CT , DC , DE , FL , GA , IA , ID , IL , IN , KS , KY , LA , MA , MD , ME , MI , MN , MO , MS , MT , NC , ND , NE , NH , NJ , NM , NY , OH , OK , OR , PA , RI , SC , SD , TN , TX , UT , VA , VT , WA , WI , WV , WY
Canada: AB , NB , NS , ON , QC , SK
Native Habitat: Fields, glades, prairies, disturbed areas, and roadsides.
USDA Native Status: L48(N), CAN(I)

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:

Fredericksburg Nature Center - Fredericksburg, TX
Pineywoods Native Plant Center - Nacogdoches, TX
Brackenridge Field Laboratory - Austin, TX
Patsy Glenn Refuge - Wimberley, TX
Stengl Biological Research Station - Smithville, TX
Jacob's Well Natural Area - Wimberley, TX

Herbarium Specimen(s)

NPSOT 0341 Collected May 26. 1987 in Bexar County by Harry Cliffe
NPSOT 0717 Collected Mar 13, 1994 in Comal County by Mary Beth White

Wildflower Center Seed Bank

LBJWC-0142 Collected 2007-07-19 in Travis County by Lady Bird Johnson Wildflower Center

Bibliography

Bibref 1035 - Texas Wildflowers: A Field Guide: Revised Edition (2006) C. Loughmiller, L. Loughmiller, D. Waitt

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Recommended Species Lists

Find native plant species by state. Each list contains commercially available species suitable for gardens and planned landscapes. Once you have selected a collection, you can browse the collection or search within it using the combination search.

View Recommended Species page

Additional resources

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

Metadata

Record Modified: 2009-11-12
Research By: DEW

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