

!><> THE FLORA OF IOWA. 



Mat nra 



1 

 Jamestown- Weed. Thorn-Apple. 



628. Stramonium, L. 



628. 



Common Stramonium. 



GENTIANACEiB. 



< 



illNTIAN FAMILY. 



Gentiana 



Gentian. 



629. quinqueflora, Lam., var. 



629. 



Five flowered Gentian. 



occidentals, Gray. 







630. crinita, Froel. 



630. 



Fringed ( i. 



631. detonsa, Fries. 



631. 



Smaller Fringed G. 



632. alba, Muhl. 



632. 



Whitish G. 



633. Andrew sii, ( ii isel >. 



633- 



Closed G. 



634. Saponaria, L. 



634- 



Soapwort G. 



635. punerula, Miclix. 



635. 



Gentian. 



Menyantbes 



Bnckl 



ean. 



636. trifoliata, L. 



636. 



Buckbean. 



vi'orvN v< 1: t . 



DOGBANE FAMILY. 



Apocynnm 



Dogbane. Indian Hemp. 



637. androssemifolium, L. 



637- 



Spreading Dogbane. 



638. cannabinum, L., var. gla- 



638. 



Indian Hemp. 



berrimum, DC. 







639. var. hypericifolium, Gr. 



639- 



t< t( 



AsdJii'iviJAri:.*:. 



MILKWEED FAMILY. 



Asclepias 



Milieu 



eed. Sllkjreed. 



640. Cornuti, Decaisne. 



640. 



Common Milkweed. 



641. Sullivantii, Engelm. 



641. 



Milkweed. 



642. phytolaccoides, Pursh. 



642. 



Poke-M. 



643. purpurascens, L. 



643- 



Purple M. 



644. ovalifolia, Decaisne. 



644. 



Dwarf M. 



645. incarnata, L. 



645- 



Swamp M. 



646. obtusifolia, Michx. 



646. 



Milkweed. 



647. Meadii, Torr. 



647. 



" 



648. tuberosa, L. 



648. 



Butterfly-weed. 



649. verticillata, L. 



649. 



Whorled Milkweed. 



Accnitt's 



Green 



Milkweed. 



650. viridiflora, Ell. 



650. 



Green M. 



651. longi folia, Ell. 



651. 



" 



OLEACEJE. 





OLIVK FAMILY. 



Fraxlnus 



Ash. 





652. Americana, L. 



652. 



White Ash. 



653. viridis, Michx. f. 



°53- 



Green A. 



654. sambucifolia, Lam. 



C54. 



1 Jlack or Water A. 



655. quadrangulata, Michx. 



655. 



Blue A. 



A.RI8TOLO* III AC 1. K. 



BIRTHWORT FAMILY. 



Asariiiii 



Wild Ginger. Aaarabacca. 



656. Canadense, L. 



656. 



Wild G. 



\ W T \<in \< 1: i;. 



FOUR-O'CLOCK FAMILY. 



Oxybapbna 



Oxyba 



;>!ius. 



657. njctagineus, Sweet. 



657. 



( ixybaphus. 



658. angustifolius, Sweet. [See 



658. 



" 



App.) 







659. albidus, Sweet. [See App.) 



"59- 







