GENUS 13. BORAGE FAMILY. 
3- Onosmodium médlle Michx. Soft-hairy False 
Gromwell. Fig. 3544. 
O. molle Michx. Fl. Bor. Am, 1: 133. 1803. 
Stem erect, branched above, about 2° high, hispid-pubes- 
cent or strigose, the branches soft-pubescent. Leaves 
lanceolate to ovate-lanceolate, the larger about 2’ long, 
densely soft-pubescent on both sides; bracts similar to the 
leaves, 1’ long or less; calyx-lobes linear-oblong, 3” long, 
obtusish; corolla 4-6” long, its lobes triangular, acute, 
1-13” long, pubescent outside; nutlets about 1” long, 
usually distinctly pitted. 
j Basrens, Kentucky, southern Illinois and Tennessee. May- 
uly. 
4. Onosmodium occidentale Mackenzie. 
Western False Gromwell. Fig. 3545. 
O. occidentale Mackenzie, Bull. Torr. Club 32: 
502. i905. 
O. occidentale sylvestre Mackenzie, loc. cit. 504. 
1905. 
Stem 1°-33° high, branched above or also 
from the base, strigose or hirsute-pubescent. 
Leaves lanceolate to ovate-lanceolate, acute, 
appressed-pubescent on both sides, or the hairs 
somewhat spreading, 2’-3’ long, strongly vein- 
ed; bracts similar to the leaves but much 
smaller; calyx-lobes lanceolate, acute to ob- 
tuse, 3-6” long; corolla 6’-10” long, canes- 
cent all over outside, its lobes 13’-2” long, 
broadly triangular and acute; nutlets ovoid, 
acutish, about 2” long, dull, scarcely if at all 
pitted, not constricted at the base. 
On prairies and plains, Illinois to North Da- 
kota, Manitoba, Alberta, Kansas, Texas and New 
Mexico. Included in O. molle Michx., in our first 
edition, and by previous authors. May-July. 
5. Onosmodium hispidissimum Mackenzie. 
Shaggy False Gromwell. Fig. 3546. 
Onosmodium hispidissimum Mackenzie, Bull. Torr. Club 
32: 500. 1905. 
Spreading-hirsute with rough bristly hairs; stem 
stout, usually much branched, 1°-4° high. Leaves lan- 
ceolate, ovate-lanceolate or oblong, acute or acuminate 
at the apex, narrowed to the sessile base, 5-9-ribbed, 
2'-43’ long, 4-13’ wide; flowers very numerous and 
crowded; pedicels 1”-2” long in fruit; calyx-segments 
linear, somewhat shorter than: the corolla-tube; corolla 
yellowish-white, pubescent outside, 5’-9” long, its lobes 
triangular-lanceolate, acute, one-third to one-half as 
long as the tube; nutlets obtuse, about 13” long, dis- 
tinctly constricted at the base, little if at all pitted. 
In dry fields or thickets, or on banks, Ontario and _west- 
ern New York to Minnesota, Missouri, Georgia and Texas. 
Ascends to 2200 ft. in Virginia. Previously referred to 
Onosmodium carolinianum (Lam.) DC. May-July. 
