Agalinis viridis

(Small) Pennell

Proc. Acad. Nat. Sci. Philadelphia 73: 521. 1922

Common names: Green false foxglove
Basionyms: Gerardia viridis Small Bull. Torrey Bot. Club 25: 619. 1898
Treatment appears in FNA Volume 17. Treatment on page 555. Mentioned on page 538.
Stems branched, 15–70 cm; branches laxly and widely spreading, proximal arching upward, subterete proximally, quadrangular, with siliceous ridges and wings on angles distally, glabrous, sometimes scabridulous. Leaves spreading to spreading-ascending; blade linear, 8–30 x 0.5–2.3(–3) mm, not fleshy, margins entire, siliceous, adaxial surface finely scabrous; axillary fascicles absent. Inflorescences racemiform, with lateral branches bearing solitary flowers, flowers 1 per node; bracts both shorter and longer than, or shorter than, pedicels. Pedicels spreading to spreading-ascending or arching, 3–14 mm, glabrous. Flowers: calyx campanulate, tube 3–5.5 mm, glabrous, lobes lanceolate, 1.3–2.5 mm; corolla pale pink (sometimes nearly translucent), with 2 yellow or pale lines and pale purple spots in abaxial throat, 8–12 mm, throat pilose externally and villous within across bases and sinus of adaxial lobes, lobes: abaxial spreading, adaxial reflexed-spreading, 3–5 mm, glabrous externally; proximal anthers parallel to filaments, distal perpendicular or oblique to filaments, pollen sacs 0.8–1.5 mm; style exserted, 3–5 mm. Capsules obovoid, 4–6(–7) mm. Seeds tan to pale brown, 0.8–1 mm.

Phenology: Flowering late Aug–Oct.
Habitat: Mesic to wet areas of prairies, moist to wet savannas, moist roadsides, mesic to wet edges of recently clear-cut forests, dry or wet roadsides.
Elevation: 0–100 m.


Ala., Ark., La., Miss., Mo., Okla., Tex.


Agalinis viridis is tolerant of mowing and grazing; plants severed at mid stem will flower vigorously from the proximal nodes

Selected References


Lower Taxa


Facts about "Agalinis viridis"
AuthorJudith M. Canne-Hilliker† + and John F. Hays +
Authority(Small) Pennell +
BasionymsGerardia viridis +
Common nameGreen false foxglove +
DistributionAla. +, Ark. +, La. +, Miss. +, Mo. +, Okla. + and Tex. +
Elevation0–100 m. +
HabitatMesic to wet areas of prairies, moist to wet savannas, moist roadsides, mesic to wet edges of recently clear-cut forests, dry or wet roadsides. +
Illustration copyrightFlora of North America Association +
IllustratorLinny Heagy +
PhenologyFlowering late Aug–Oct. +
Publication titleProc. Acad. Nat. Sci. Philadelphia +
Publication year1922 +
ReferenceNone +
Source xml grained fna xml/V17/V17 988.xml +
Special statusEndemic +
SynonymsTomanthera +
Taxon familyOrobanchaceae +
Taxon nameAgalinis viridis +
Taxon parentAgalinis +
Taxon rankspecies +
VolumeVolume 17 +