LANCASTER CGUNTY. 



493 



Novae Angliae, L 

 2310 Sericocarpus, Nees. 



conyzoides, Nees 



solidagineus, Nees 

 ^2316 Biotia, DC. 



corymbosa, DC 



raacrophylla, DC 

 2319 Dipiostepliium, Cass. 



cornifulium, DC 



1 aiiiygdalinum, Cass 



umbellatum, DC 

 2321 Dipiopappus, DC. 



linariifolius, Hook 

 ^332 Erigeron, DC. 



Canadense, L 



bellidifoliuni, Muhl 



Philadelphicum, L 



strigosjjn), Muhl 

 2339 Steiiactis, Nees. 



annua, Nees 

 2373 Cliiysopsis, Nutt. 



Mariana,' Nutt 

 237() Sjiidago, L. Golden 

 rod. 



squarrosa, Muhl 



bicolor, L 



latifolia, L 



caesia, L 



specitjsa, Nutt 



Irigida, L 



patula, Muhi 



arguta. Ait 



Uvcdalia, L 

 2480 Xauthium, Tournef. 



strumarium, L. Clot-bur 



1 spinosum, L 

 24S2 Ambrosia, Tournef. 



Muhienbergii, Torr & Gray ' 

 altissima, L 

 ulmifulia, Muhl 

 odora, Ait 

 nemurali.s, Ait 

 Canadensis, L 

 serotina, Ait 

 gigantca. Ait 

 lariceulata, f^ 

 '2^{26 Iiviiia, Gaerln. 

 Helenium, L. Elecampane. 

 Trib.s IV. Senecionidcac. 



2474 Silpliium, L. 

 perfoliatum, L 



2475 Poiy-innia, L. 



trifida, L [weed. 



artemisiaefolia, L. Bitter- 

 2506 Heliopsis, Pers. 



laevis, Pers 

 2514 Rudbeckia, L. 



hirta, L 



fulgida, Ait 



laciniata, L 

 2516 Obeliscaria, Cass. 



] pinnata, Cass 

 2526 Ciirysostemma, Less. 



tripteris, Less 

 2530 Actiiiomeris, Natt. 



squarro.-a, Nutt 

 2538 Heliaiitiiiis, L. 



giganteus, L 



St rum OS us, L 



decapeialus, L 



divaricalus, L [choke 



tuberofius, L. Jerusalem Arti- 



annuus, L. Suiifloioer. 

 2541 Bidciis, L. 



frondosa, L 



connata, L 



cernua, L. Beggar ticks 



chrysanthcmoides, Mx [dies. 



bipinnata, L. Spanish Nee- 

 2603 llelcnimn, L. 



autumn ale, L 



2639 Authemis, DC. 

 arvensis, L 

 nnbilis, L. Chamomile 



2640 Mamta, Cass, 

 fuetida, Cass. Stinking Cham- 

 omile 



2649 Achillea, Neck. 

 , millefolium, L. Yarrow 

 2667 Leiicantheniuiii, Tour- 

 nef. 

 vulgare, Lam. Ox-eye Dai-^y 

 2694 Artemisia , L. 



Canadensi.-:, L 



Abrot i.iiim, [j. Southern wood 



42 



