Erigeron. BelUs. 333 



E. droebachiense Reiz. Prod. Scand. n. 1010. Flor. 

 Dan. t 874. 



. Trimorphaea vulgaris Cass. in Dict. des sciencea nat. 

 53. 324 



In collihns graminosis, siccis, ad vias et in 

 sylvis apricis frequcns. Floret Julio, Au^usto.cJ^ 



Flores lig-ulali dilute lilacini. Achenia ang-uste ob- 

 long-a, compressa, pilosa, stramineo - flavida. Pappus 

 rufescens. 



2. Erigeron canadensis Linn. Spec. 1210. Flor. Dan. 



^. 1274. Cand.Prod. 5. 289. KocJi. Synops. 353. 



Caule stricto, setuloso-piloso, supcrne paniculato- 

 ramosissimo; ramulis poljcephalis; foliis lineari-lanceola- 

 tis, acutatis, setnloso-pilosis; infimis remote serrulatis. 



In agris, arvis, ruderatis, locis cnltis, nemo- 

 ribus et ad vias copiosissime. Floret aestate. 

 Americae borealis indig-ena. 



Radins sordide albidus. Achenia obloug-a, compressa, 

 pilosa, stamineo-flavida, nitidula. Pappus sordide albidus. 



ff ) Pappus nullus vel coroniformis. 



Bellis Lmn. 



Capitula multiflora, heterogama, radiafa; flores radii 

 fcminei, ligulati^ uniseriales,' disci hermaphroditi, e tubo 

 brevi campanulato-infiindibulares, limbo quinquelobi (qua- 

 dridcntati Less.). Involncrum polyphyllum, biseriale; fo- 

 liolis aoqualibus. Achenia compressa, margine tumidula, 

 erostria, calva. Reccptaculum conicum, ebracteolatnm. 

 Herbae acaules vel caulescentes. Folia ohlongo- vel obo- 

 rafo-spaihulota, dentaia^ caulina sparsa. PeduncuU axil- 

 lares, solitariiy longissimi, monocephaJi. Jiadius albus, 

 ea-tus subroseus tel purpureus. 



