By 
280 MISSISSIPPI STATE GEOLOGICAL SURVEY [Bull. 
A common weed in old fields throughout the state. Ox- 
ford; Hinds Co.; Coastal Islands (Tracy) ; Bay St. Louis (AI- 
lison). July-October. 
Geol. Surv. Herb. Allison Herb. 
Leptilon divaricatum (Michx.) Raf. (Erigeron divaricatus 
Michx.) 
Pastures and waste places. Carroll Co. (Hilg. Ms.). Sum- 
mer. 
Leptilon linifolium ( Willd.) Small. (Erigeron linifolius willd.) 
Narrow-leaf Fleabane. 
Old fields and waste places. Cat Island (Tracy). Spring 
and fall. ; 
IONACTIS Greene. 
Tonactis linariifolius (L.) Greene. (Aster linariifolius L.) 
Pine Starwort. 
Dry sandy open woods. Tishomingo Co.; Lafayette Co.; 
Claiborne Co.; Jones Co. (Allison); Biloxi (Tracy). Octo- 
ber-November. | 
Geol. Surv. Herb. Allison Herb. 
BACCHARIS L. 
Baccharis halimifolia Michx. Groundsel Tree. 
Fresh and salt marshes alone the coast. Cat Island.-Octo- 
ber. 
PLUCHEA Cass. 
Pluchea camphorata (L.) DC. Erigeron camphoratum IL.) 
Salt Marsh Fleabane. 
Littoral zone, in brackish and salt marshes. Biloxi (Tra- 
cy); Bay St. Louis (Allison); Horn Island. October. 
Geol. Surv. Herb. Allison Herb. 
Pluchea petioata Cass. (P, foetida DC.) Strong-scented Plu- 
chea. . 
Low damp streams and ditch banks (Mohr). Fall 
Pluchea foetida (L.) B.S. P. (P. bifrons DC:). Viseid Plu- 
chea. 
