



THE FLORA OF IOWA. 



IO 





Rndheckia 



Cone-flower, 







420. laciniata, L. 



420. Cone-flower. 







421. subtomentosa, Pursh. 



421. 







422. triloba, L. 



422. " 







423. hirta, L. 



423. 







Lepachys 



Cone-flower. 







424. pinnata, T. & Gr. 



424. Cone-flower. 







Heliunthus 



Sunflower. 







T 



425. annuus, L. 



425. Common S. 







426. lenticularis, Dougl. (See 



426. Wild S. 







A pp.) 









427. rigidus, Desf. 



427. Sunflower. 







428. lretiflorus, Pers. 



428. 







429. mollis, Lam. 



429. 







430. grosse-serratus, Mart. 



430. 







431. strumosus, L. 



43*- 







432. hirsutus, Raf. 



432. 







433. tracheliifolius, Willd. 



433- 







434. doronicoides, Lam. 



434- 







Actinomeris 



Actinomeris. 







435. squarrosa, Nutt. 



435. Actinomeris. 







Coreopsis 



Tickseetl. 







436. palmata, Nutt. 



436. Tickseed. 







437. tripteris, L. 



437- 







438. aristosa, Michx. 



438. 







Bidens 



Bur-Mar igo] <1 . 







439. frondosa, L. 



439. Common Beggar-ticks. 







440. connata, Muhl. 



440. Swamp B. 







441. var. petiolata. 



441. 







442. var. comosa, Gray. 



442. 







443. cernua, L. 



443. Smaller Bur-Marigold. 







444. chrysanthemoides, Michx. 



444. Larger B. 







445. Beckii, Torr. 



445. Water Marigold. 







Dysodia 



Fetid Marigold. 







446. chrysanthemoides, Lag. 



446. Fetid M. 







Helenium 



Sneeze-weed. 







447. autumnale, L. 



447. Sneeze-weed. 







L.eptopoda 



Leptopoda. 







448. brachypoda, T. & Gr.* 



448. Leptopoda. 







Maruta 



May-weed. 







449. Cotula, DC. 



449. Common M. 







Anthemis 



Chamomile. 







450. arvensis, L. 



450. Corn C. 







Achillea 



Yarrow. 







451. Millefolium, L. 



451. Milfoil. Common V. 







Lcucanthenmni 



Ox-eye Daisy. 







452. vtilgare, Lam. 



452. Ox-eye or White^ Daisy 







Tanacetum 



Tansy. 







453. vulgare, L. 



453. Common T. 







*Indianola. 









