Dig deeper at SERNEC, a consortium of southeastern herbaria.
Many a fallow field in the Piedmont and Coastal Plain glows light blue with thousands upon thousands of individuals of this species. Read more at Vascular Plants of North Carolina.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales
WEAKLEY'S FLORA (2/8/20):
Linaria canadensis
FAMILY
Plantaginaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Nuttallanthus canadensis
FAMILY
Scrophulariaceae
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 166-16-001:
Linaria canadensis
FAMILY
Scrophulariaceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933)
Linaria canadensis var. canadensis
COMMON NAME:
Oldfield Toadflax, Common Toadflax, Canada Toadflax
Click or hover over the thumbnails to see larger pictures.
JK Marlow jkm080301_022b
March Charleston County SC
Santee Coastal Reserve
Erect stem leaves alternate & scattered, linear, 5-20mm long, 2-3mm wide, per Forest Plants of the Southeast and Their Wildlife Uses.
JK Marlow jkm080301_024b
March Charleston County SC
Santee Coastal Reserve
Spreading stems' leaves opposite or whorled, linear, 3-12mm long, per Forest Plants of the Southeast and Their Wildlife Uses.
JK Marlow jkm0504b_11
April Greenville County SC
Field
Leaves hairless, per Forest Plants of the Southeast and Their Wildlife Uses.
JK Marlow jkm070428_002
April Greenville County SC
Field
Flowers crowded at the end and around a long stalk (raceme), per Forest Plants of the Southeast and Their Wildlife Uses.
Roxanna Martin rlm4211_210
April Spartanburg County SC
A conspicuous spur points down from the corolla, per Guide to the Wildflowers of SC.
Roxanna Martin rlm4211_221
April Spartanburg County SC
Curved elongated spur projects downward through calyx; 5 lanceolate sepals, per Forest Plants of the Southeast and Their Wildlife Uses.
Roxanna Martin rlm4211_84
April Spartanburg County SC
Lower lip has a double-humped white palate & much exceeds the upper lip, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
JK Marlow jkm200516_4857
May Pickens County SC
Capsule subglobose, 2-3mm in diameter, per Vascular Flora of the Carolinas.