HACKELIA, beggar’s lice, stickseed 
Hackelia virginiana (L.) I. M. Johnston, p- 1256 
HELIOTROPIUM, heliotrope 
*¢Heliotropium curassavicum L. (Nelson, 1979a) 
var. curassavicum 
¢H. indicum L., Indian heliotrope, turnsole, p. 1243 
H. tenellum (Nutt.) Torrey, p. 1243 
LAPPULA, beggar’s lice, stickseed 
*Lappula echinata Gilib., p. 1256 
+L. redowskii (Hornem.) E. Greene [S, M: incl. var. occidentalis 
(S. Watson) Rydb.] (Cronquist, 1959; Higgins, 1979) 
(note that Mihlenbach ( 1979) reported var. redowskii 
Sensu stricto for Missouri), p. 1256 
LITHOSPERMUM, puccoon 
(see also BUGLOSSOIDES) 
Lithospermum canescens (Michaux) Lehm.., puccoon, orange 
Puccoon, p. 1248 
f. ns 
f. pallidum Steyerm. 
L. caroliniense (Walter) MacMillan, puccoon, plains puccoon, 
- 1248 
Ssp. carolinense 
: incisum Lehm., Puccoon, yellow puccoon, p. 1247 
latifolium Michaux, puccoon, American gromwell, p. 1247 
S: Steyermark G: Great Plains Flora M: Mohlenbrock 
