Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Oxalidales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Oxalis colorea
FAMILY
Oxalidaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Small's wood-sorrel at Vascular Plants of North Carolina.
(?)
PLANTS NATIONAL DATABASE:
Oxalis priceae ssp. colorea
FAMILY
Oxalidaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Oxalis colorea
SYNONYMOUS WITH Flora of North America
Oxalis colorea
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Xanthoxalis colorea
COMMON NAME:
Small's wood-sorrel, Tufted Yellow Wood-sorrel, (NOT Sadie Price’s Yellow Wood-sorrel)
To see larger pictures, click or hover over the thumbnails.
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JK Marlow jkm120325_782
March McCormick County SC
Stevens Creek Heritage Preserve
Leaflets 3, obcordate, green on both surfaces, per Further Observations on the Oxalis dillenii Group (Oxalidaceae) (Nesom et al., 2014).
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JK Marlow jkm120325_787b
March McCormick County SC
Stevens Creek Heritage Preserve
Sepals 3.5-5mm, apices without tubercles, per Further Observations on the Oxalis dillenii Group (Oxalidaceae) (Nesom et al., 2014).
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JK Marlow jkm170401_400
April McCormick County SC
Stevens Creek Heritage Preserve
Plants caespitose or weakly colonial [vs. O. macrantha strongly colonial], per Further Observations on the Oxalis dillenii Group (Oxalidaceae) (Nesom et al., 2014).
)
JK Marlow jkm170401_405
April McCormick County SC
Stevens Creek Heritage Preserve
)
JK Marlow jkm170401_405b
April McCormick County SC
Stevens Creek Heritage Preserve
Petals 9-15mm, yellow with prominent red stripes at base (corolla throat), per Further Observations on the Oxalis dillenii Group (Oxalidaceae) (Nesom et al., 2014).
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JK Marlow jkm180408_1113
April McCormick County SC
Parks Mill
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JK Marlow jkm180408_1116
April McCormick County SC
Parks Mill
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JK Marlow jkm180408_1126
April McCormick County SC
Parks Mill
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Roxanna Martin rlm4112_55
April Spartanburg County SC
Stems hirsute-pilose on proximal 2/3, hairs curving, irregularly spreading, per Further Observations on the Oxalis dillenii Group (Oxalidaceae) (Nesom et al., 2014).
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Roxanna Martin rlm41711_158
April Spartanburg County SC
Red stripes rarely faint, very rarely apparently absent, per Further Observations on the Oxalis dillenii Group (Oxalidaceae) (Nesom et al., 2014).
)
Roxanna Martin rlm41711_159
April Spartanburg County SC
Flowers in umbelliform cymes well above the level of the leaves, per Further Observations on the Oxalis dillenii Group (Oxalidaceae) (Nesom et al., 2014).
)
Roxanna Martin rlmoxalisred_slide1
April Spartanburg County SC
Capsules angular-cylindric, abruptly tapered at apex, per Further Observations on the Oxalis dillenii Group (Oxalidaceae) (Nesom et al., 2014).
)
Roxanna Martin rlmoxalisred_slide3
April Spartanburg County SC
Leaflets lobed 1/5-1/3 length [vs. O. grandis only 1/5], per Further Observations on the Oxalis dillenii Group (Oxalidaceae) (Nesom et al., 2014).
)
Roxanna Martin rlmoxalisred_slide4
April Spartanburg County SC
)
Roxanna Martin rlmoxalisred_slide5
April Spartanburg County SC
)
Roxanna Martin rlmoxalisred_slide6
April Spartanburg County SC
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Oxalis colorea
FAMILY
Oxalidaceae
(?)
PLANTS NATIONAL DATABASE:
Oxalis priceae ssp. colorea
FAMILY
Oxalidaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Oxalis colorea
SYNONYMOUS WITH
Flora of North America
Oxalis colorea
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Xanthoxalis colorea
4067
Forb
Perennial
Habitat: Longleaf pine sandhills, dry-mesic and mesic forests, thin soils around rock outcrops, disturbed areas, per Weakley's Flora
Native to the Carolinas & Georgia
Uncommon (rare in GA Mountains & in NC)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Ternately compound: 3 leaflets
Alternate & basal
FLOWER:
Spring/Summer/Fall
Yellow
(with strong red lines in corolla throat)
Radially symmetrical
5 sepals
5 petals
10 stamens, of 2 lengths
Flowers (1)2-4(5) in umbelliform cymes well above the leaves
FRUIT:
Spring/Summer/Fall
TO LEARN MORE about this plant, look it up in a good book!
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".