246 PROCEEDINGS OF THE ACADEMY OF [Dec., 
Swamps, and stream margins, especially in groves or woodland, 
loam soil, through the southern Appalachians and the Piedmont, 
both east and west of the mountains, apparently more frequent 
northward; in the Coastal Plain occasional or local, in heavier soils, 
along river-bottoms and along the coastal bays. Ranges from New 
Brunswick and Ontario south to northern Florida; also in the West 
Indies and South America. In the lower Piedmont and Coastal 
Plain forms transitional to J. inaequalis occur. 
Flowering from May to September, and soon ripening fruit. 
Corolla pale lavender, deeper in color near margin of lobes, and 
within along the antero-lateral ridges with short yellow hairs. 
Pennell (Florida)—9707. (Alabama)—9723. 
2. Ilysanthes inaequalis (Walt.) Pennell. 
Gratiola inaequalis Walt., Fl. Carol. 61. 1788. Type not verified, but 
is from lower South Car rolina where the plant here considered is fre juent. 
Walter’s species was interpreted as this plant by Elliott, the most critical 
student of the Carolina flora. 
Gratiola anagallidea Michx., Fl. Bor. i ar ie ” 1803. ‘Hab. in humidis 
Carolinae [A, Michaux)" Type not verified 
Lindernia dilatata Muhl.; Ell _, Sketch Bot. S. C. and Ga. 1:16. 1816. “Grows 
in ditches, around ponds.’ Type seen in the Elliott Herbarium at the 
Charleston Museum. It ‘ labeled “Vall Ombrosa,’’ whereas that of 
L. attenuata bears no definite indication of locality. The first good char- 
acterization of this species. 
Gratiola reac Muhl.; ; Spreng, ie Ned 1:39. 1825. ‘“Carolin[a].” Surely 
ased upo ia dilata , but this not cited. 
Ilysanthes aati (Walt. ) Denial Torreya 19: 149. 1919. 
Swamps, loam and more usually in sandy soil, frequently in open 
situations, pineland pools and edges of hammocks, through the 
Coastal Plain, frequent or local; extending inland locally into the 
Piedmont. Ranges from Massachusetts to Florida and Texas; ap- 
parently also in Colorado, the Pacific Coast states, in Mexico, the 
West Indies, Central and South America. Intergrades with Jly- 
santhes dubia. 
Flowering from umes to September, and soon ripening fruit. 
Corolla as in 
Pennell eis 9673. (Alabama)—9768. 
3. Ilysanthes saxicola (M. A. Curtis) epee 
ve saxicola M. A. Curtis, Amer. Journ. Sci. 44: oat 1843. “On 
in the Hiwassee River {North Carolina} {[M. A. Curtis]. 
Ieotype seen in Herb. Columbia University at the New York ih tivical 
en 
Ilysanthes saxicola (M. A. Curtis) Chapm., Fl. S. Un. St. 294. 1860. 
On rocks in rapid mountain-streams, known only from the Hi- 
wassee River in North Carolina, and from the headwaters of the 
Savannah River at Tallulah Falls, northern Georgia. 
