

;*<) THE FLORA OF IOWA. 



Popnlus 



Poplar. Aspen. 



758. tremuloides, Michx. 



758. American Aspen. 



759. grandidentata, Michx. 



759. Large-toothed A. 



760. monilifera, Ait. 



760. Cotton-wood. 



CONIFKR/K. 



PINK FAMILY. 



Finns 



Pilir. 



761. Strobus, L. 



761. White P. 



Juniperns 



J 11 11 i per. 



762. communis, L. 



762. Common J. 



763. Virginiana, L. 



763. Red Cedar or Savin. 



Tax us 



Ycav 



764. baccata, L., var. Canaden- 



764. Ground Hemlock. 



sis, Gray. 





A HACK !'.. 



ARUM FAMILY. 



ArisitMna 



Indian Turnip. Dragon-Arum. 



765. triphyllum, Torr. 



765. Indian Turnip. 



766. Dracontium, Schott. 



766. Green Dragon. 



Symplocarpus 



Skunk Cabbage. 



767. fcetidus, Salish. 



767. Skunk C. 



Acorus 



Sweet Flag. Calamus. 



768. Calamus, L. 



768. Sweet F. 



LKMNACK K. 



DUCKWEK2) FAMILY. 



Lcmna 



DnckwiMil. Dnck's-m< at. 



769. trisulca, L. 



769. Duckweed. 



770. minor, L. 



770. 



771. polyrrhiza, L. 



771. 



TYPHACEAC. 



CAT-TAIL FAMILY. 



Typha 



Cat-tail Flag. 



772. latifolia, L. 



772. Common Cat-tail. 



Sparganium 



Bur-reed. 



773. curycarpum, Engelm. 



773. Bur-reed. 



774. simplex, Hudson, var. Nut 



774- 



tallii, Engelm. 



1 



775. androcladum, Engelm.* 



775- 



NAIADACKK. 



PONDWEED FAMILY. 



Nalas 



Naiad. 



776. flexilis, Rostk. 



776. Naiad. 



Zannichellia 



Elornod Pondweed. 



777. palustris, L. 



777. Horned P. 



Potamogeton 



Pondweed. 



778. lonchites, Tucker. 



778. Pondweed. 



779. amplifolius, Tucker. 



779- 



780. gramineus, L.f 



780. 



781. prselongus, Wulfen. 



781. 



782. perfoliatus, L. 



782. 



783. pauciflorus, Pursh. 



783- 



784. pcctinatus, L. 



784. 







♦Davenport. 



fLee County. 



