LIGUSTICUM 
Ligusticum canadense (L.) Britton, lovage, angelico, p. 1141 
LIMNOSCIADIUM 
[S: CYNOSCIADIUM] 
(Mathias and Constance, 1941) 
Limnosciadium pinnatum (DC.) Mathias & Constance [S: 
Cynosciadium pinnatum DC.] (Mathias and Constance, 
1941), p. 1140 
LOMATIUM, wild parsley 
Lomatium foeniculaceum (Nutt.) J. Coulter & Rose, hairy parsley, 
1146 
p- 
ssp. daucifolium (Nutt. ex Torrey & A. Gray) Theob. [S: L. 
foeniculaceum] (Theobald, 1966) 
OSMORHIZA, sweet cicely 
Osmorhiza claytonii (Michaux) C. B. Clarke, sweet cicely, woolly 
Sweet cicely, p. 1126 
O. longistylis (Torrey) DC.,, anise root, sweet anise, smooth sweet 
cicely [S: incl. var, brachycoma §S. F. Blake, var. 
villicaulis Fern.; G, M: incl. var. villicaulis| (Lowry and 
Jones, 1984), p. 1126 
OXYPOLIS, hog fennel 
Oxypolis rigidior (L.) Raf., cowbane, p. 1144 
var. ambigua (Nutt.) Robinson 
var. rigidior 
PASTINACA, parsnip 
*Pastinaca sativa L., parsnip, wild Parsnip, p. 1146 
S: Steyermark G: Great Plains Flora M: Mohlenbrock 
