OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Ericales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Steironema tonsum   FAMILY Primulaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Lysimachia tonsa   FAMILY Primulaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Lysimachia tonsa

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 8 (2009)

Lysimachia tonsa

SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)

Lysimachia tonsa

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 147-02-002:

Lysimachia tonsa   FAMILY Primulaceae

(?) SYNONYMOUS WITH Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)

Steironema intermedium

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)

Steironema tonsum

 

COMMON NAME:
Southern Loosestrife, Appalachian Loosestrife


         To see larger pictures, click or hover over the thumbnails.

image of Steironema tonsum, Southern Loosestrife, Appalachian Loosestrife

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_stin6_001_lvd

        

image of Steironema tonsum, Southern Loosestrife, Appalachian Loosestrife

Richard and Teresa Ware    rtw_l_tonsa_7

June        

Corolla lobe margin usually entire or sometimes erose distally, apex apiculate, per Flora of North America.

image of Steironema tonsum, Southern Loosestrife, Appalachian Loosestrife

Richard and Teresa Ware    rtw_l_tonsa_c

July        

Petioles without cilia or rarely sparse cilia near stem; lvs mostly ovate, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).

image of Steironema tonsum, Southern Loosestrife, Appalachian Loosestrife

Richard and Teresa Ware    rtw_lysimachia_tonsa

July        

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Steironema tonsum   FAMILY Primulaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Lysimachia tonsa   FAMILY Primulaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Lysimachia tonsa

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 8
Lysimachia tonsa

SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)
Lysimachia tonsa

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 147-02-002:
Lysimachia tonsa   FAMILY Primulaceae

(?) SYNONYMOUS WITH Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Steironema intermedium

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Steironema tonsum

 

Find by SCIENTIFIC NAME:

3301

Forb
Perennial

Habitat: Moist to dry upland forests, especially over calcareous or mafic rocks, per Weakley's Flora

Native to the Carolinas & Georgia

Uncommon in GA Mountains (rare elsewhere in GA-NC-SC)

map
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:
Simple
Opposite

FLOWER:
Spring/Summer
Yellow
Radially symmetrical
5-lobed calyx
5-lobed rotate corolla
5 stamens & 5 staminodia, united into a very short tube
Superior ovary

Flowers solitary in upper leaf axils

FRUIT:
Summer/Fall
Capsule

 

TO LEARN MORE about this plant, look it up in a good book!



 


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