70 Rhodora [APRIL 
(P). Texas: E. Hall, no. 453 (M). Oxtanoma: G. W. Stevens, no. 
2235. Iowa: R. Coombs & C. R. Ball, no. 569 (M). Kansas: J. 
B. Norton, no. 411 (M). NEBRASKA: H. J. Weber, Lincoln, June, 
1890 (M). Sourn Daxora: H. O. Powell, White Rock, June, 1902. 
. MINNEsorTA: E. P. Sheldon, Princeton, July, 1892. 
7. S. NERVOSA Pursh. Fic. 1. Very slender, mostly simple, but 
frequently branched, 1.5 dm. high: internodes separating widely the 
opposite pairs or leaves: leaves ovate or oblanceolate, toothed, 
smooth, but occasionally sparsely strigose on the upper surface, 2-4.5 
cm. long; the lower short-petioled; the upper sessile: flowers solitary 
in the axils of the entire upper leaves: corolla bluish, about 1 em. 
long; the lower lip protruding beyond the upper: nutlets winged, 
yellowish or buff, with muriculate papillae —Fl. ii. 412 (1814). 
S. gracilis Nutt. Gen. ii. 37 (1818).—Pennsylvania to Virginia, west- 
ward and southward to Missouri and Alabama. "The following speci- 
mens are representative. PENNSYLVANIA: E. B. Bartram, Home- 
wood near Pillsbury, June 15, 1907 (P); S. Brown, Quakertown, June 
3, 1894 (P); A. A. Heller, Lancaster, May 28, 1889. NEW JERSEY: 
J. Torrey. DELAWARE: W. M. Canby, June 12, 1897 (P). Mary- 
LAND: E. B. Bartram, Conowingo, May 30, 1907 (P). VIRGINIA: 
C. S. Williamson, Great Falls of Potomac, May 28, 1909 (P). West 
ViRgGINIA: W. M. Pollock, May 30, 1896. KENTUCKY: S. F. Price, 
Bowling Green, May 12, 1900 (M); E. J. Palmer, no. 17803 (M). 
TENNESSEE: FE. J. Palmer, no. 17601 (M); A. Ruth, Knox Co., May, 
1893 (M). ALABAMA: H. Eggert, Etowah Co., June 30, 1897 (M). 
Missourt: B. F. Bush, Dunklin Co., May 22, 1892 (M); H. Eggert, 
St. Louis Co., June 5, 1877 (M); S. B. Mead, May 30, 1848 (M); 
E. J. Palmer, no. 15585; E. Hall, no. 11397 (M). INDIANA: A. H. 
Young, Hanover, August, 1881 (P). Onto: W. S. Sullivant, 1840 (P); 
E. L. Moseley, Florence, August 7, 1897. 
Forma ternata, n. f., foliis ternatis.—One sheet collected by C. 
W. Short at Lexington, KENTUCKY, 1835 (P). 
8. S. ANGUSTIFOLIA Pursh. Fra. 3. Erect, stems many from the 
base, or branched above, or frequently solitary, 1-2 dm. high, minutely 
pubescent or almost glabrous, from a moniliform tuberiferous or 
somewhat fibrous base, purplish below: leaves linear to oblong- 
ovate, obtuse, practically sessile, commonly conduplicate, entire, 1—3 
cm. long, except the lower; these when present, petioled, few-toothed, 
cordate, small, commonly purplish below: flowers in the upper axils, 
on pedicels 5-8 mm. long: corolla curved at the slender base, commonly 
2-2.5 cm. long but reaching 3 cm., not broadening until 5-10 mm. 
above the calyx: lips subequal or the lower slightly longer, various 
as to color, deep blue to purple: nutlets large, with slender papillae 
and faintly banded at the base.—Fl. ii. 412 (1814). Including S. 
Austineae Eastw., Bull. Torr. Bot. Club, xxx. 493 (1903) and S. 
linearifolia Eastw., l. c. 493 (1903).—Stream-bars or on rocky hill- 
sides from British Columbia and Idaho to southern California. 
The following are representative. Ipano: W. Trelease, no. 4883 
