Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Apiales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (2/8/20):
Thaspium trifoliatum var. aureum
FAMILY
Apiaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Thaspium at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Thaspium trifoliatum var. aureum
FAMILY
Apiaceae
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 140-15-001b:
Thaspium trifoliatum var. flavum FAMILY Apiaceae
INCLUDED WITHIN Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Thaspium trifoliatum
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Thaspium trifoliatum var. aureum
COMMON NAME:
Yellow Meadow-parsnip, Woodland Parsnip
To see larger pictures, click or hover over the thumbnails.
)
JK Marlow jkm230320_1693
March Greenville County SC
Chestnut Ridge Heritage Preserve
)
JK Marlow jkm230320_1699
March Greenville County SC
Chestnut Ridge Heritage Preserve
Stem leaves ternately or pinnately divided; leaflets are oval to lance-shpaed, toothed & smooth, per Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019).
)
JK Marlow jkm0404x_37
April Rutherford County NC
Chimney Rock Park
Various workers have differed on the characters to separate the two varieties, per Weakley's Flora.
)
JK Marlow jkm090412_154
April Greenville County SC
Chestnut Ridge Heritage Preserve
)
JK Marlow jkm090412_162
April Greenville County SC
Chestnut Ridge Heritage Preserve
Cauline leaves are pinnate with 3 or 5 leaflets, per Wildflowers of the Southern Mountains (Smith, 1998).
)
JK Marlow jkm120415_020
April Pickens County SC
Clemson Forest
)
JK Marlow jkm120415_022
April Pickens County SC
Clemson Forest
Teeth of leaflets fine, relatively obtuse, with a thickened translucent border, per Weakley's Flora.
)
JK Marlow jkm0005a_32
May Rutherford County NC
Chimney Rock Park
Upper leaves with 3 (rarely 5) lanceolate to ovate, toothed leaflets, per Wildflowers of Tennessee (Carman, 2005).
)
JK Marlow jkm0305l_10
May Rutherford County NC
Chimney Rock Park
)
JK Marlow jkm120526_631
May Spartanburg County SC
Leaves have a transparent border. Basal lvs simple, heart to kidney-shaped, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (2/8/20):
Thaspium trifoliatum var. aureum
FAMILY
Apiaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Thaspium trifoliatum var. aureum
FAMILY
Apiaceae
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 140-15-001b:
Thaspium trifoliatum var. flavum
FAMILY
Apiaceae
INCLUDED WITHIN
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Thaspium trifoliatum
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Thaspium trifoliatum var. aureum
1501
Forb
Perennial
Habitat: Moist forests, per Weakley's Flora
Native to the Carolinas & Georgia
Click here to see a map, notes, and images from Weakley's Flora of the Southeastern US.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
LEAVES:
Basal leaves usually simple; middle & upper stem leaves 3(-5)-foliolate
Basal & alternate
FLOWER:
Spring
Yellow
Radially symmetrical
5-merous
Inferior ovary
Compound umbel with 4-10(-11) rays
FRUIT:
Summer
Schizocarp of two mericarps
TO LEARN MORE about this plant, look it up in a good book!
- Great Smoky Mountains Wildflowers (Campbell, Hutson, Sharp, & Hutson, 1962) p018?
- Newcomb's Wildflower Guide (Newcomb, 1977) p226?
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p259
- Wildflowers in the Field and Forest: Northeastern US (Clemants & Gracie, 2006) p170
- Field Guide to the Wildflowers of Georgia (Chafin, 2016) p038
- Wildflowers of Tennessee (Carman, 2005) p182
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p217
- Wildflowers of the Southern Mountains (Smith, 1998) p118
- Wildflowers of the Sandhills Region (Sorrie, 2011) p138