1432 G. UUGINOSLM L. (Low Cudweed.) Common. 



1433 G. PURPUREUM L. (Purplish Cudweed.) Mountain field west of 



Wyommg. 



INULA L. (Elecampane) 



1434 I. HELENiLM L. (Elecampane.) I'requent in Abingtons. 



POLYMNIA L. (Leafcup) 



1435 P. CANADENSIS L. Mcshoppen. 



SILPHIUM L. (Rosin-Weed) 



1436 S. PERFOLiATUM L. ( Cup Plant.) Uniondale. 



IVA L. (Marsh Elder, Highwater-Shrub) 



1437 I. XANTHiFOLiA Nutt. North Scranton, C. H. Scharar. 



AMBROSIA L. (Ragweed) 



1438 A. TRiFiDA L. (Great Ragweed.) Common along Susquehanna and 



lower Lackawanna. 



1439 A. TRiFiDA, VAR. iNTEGRiFOLiA T. and G. Wcst Pittston, Thurston. 



1440 A. ARTEMisiiFOLiA L. (Roman Wormwood.) Common. 



XANTHIUM L. (Cocklebur, Clotbur) 



1441 X. CANADENSE Mill. Commou. 



1442 X. ECHiNATUM Murr. Susquehanna. ^ : 



HELIOPSIS Pers. (Ox-Eye) 



1443 H. HELiANTHOiDEs Sweet. Coxton. 



1444 H. scABRA Dunal. Elk Mountains. Rare eastward. 



RUDBECKIA L. (Cone-Flower) 



1445 R. TRILOBA L. Wyoming along river bank. 



1446 R. HiRTA L. (Yellow Daisy, Black-Eyed Susan.) Common. 



1447 R. FULGIDA Ait. Wilkes-Barre field, C H. Scharar. 



1448 R. LAciNiATA L. Frequent. 



HELIANTHUS L. (Sunflower) 



1449 H. ANNULS L. (Ccimnion Suntlowcr. ) In waste places. 



1450 H. MOLLIS Lam. Alford, Susquehanna County. 



1451 H. GiGANTELS L. Coxton, Wyoming. 



1452 H. MicROCEPHALVs T. and G. Penobscot. 



1453 H. DivARiCATUS L. Common on mountains. 



1454 H. sTRUMOsus L. Susquehanna. 



1455 H. TRACHELiiFOLius Mill. Elmhurst. 



1456 H. DECAPETALUs L. Campbell's Ledge. 



1457 H. TUBEROsi s L. (Jerusalem Artichoke.) Common along Susque- 



hanna River. 



COREOPSIS L. (Tickseed) 



1458 C. cARDAMiNEFOLiA T. and G. Near Nay Aug Park. An occasional 



escape.* 



BIDENS L. (Bur Marigold) 



1459 B. DiscoiDEA Britton. Lake Sheridan. 



1460 B. FRONDosA L. (Beggar-Ticks.) 



69 



