136 OHIO BIOLOGICAL SUEVEY 



70. Pinus virginiana Mill. Scrub Piue. From Licking County 



southward. 



71. Pinus echiuata Mill. Yellow Pine. Auglaize County. Probably 



accidental from seed from cultivated trees. Not native. 



Juniperaceae. Juniper Family. 

 Subfamily, cupressatae. 



72. Thuja occidentalis L. Arborvitae. Champaign, Franklin, 



Greene, Highland, Adams. 



Subfamily, juniperatae. 



73. Juniperus communis L. Common Juniper. Northern Ohio, as 



far south as Fairfield County. 



74. Juniperus sibirica Burgs. Low Juniper. Erie County. 



75. Juniperus virginiana L. Red Juniper. General. 



Order, Taxales. 



Taxaceae. Yew Family. 



76. Taxus canadensis Marsh. American Yew. Northei-n Ohio, as 



far south as Hocking, Highland, and Greene Counties. 



Phylum, ANTHOPHYTA 



Class, MoNocoTYLAE. IMouocotyls. 



Subclass, HELOBIAE. 



Order, Alismales. 



Alismaceae. Water-plantain Family. 



77. Lopliotocarpus calycinus (Eng.) Sm. Large Lophotocarpus. 



Erie, Ottawa, Auglaize. 



78. Sagittaria latifolia Willd. Broadleaf Arrow-head. General and 



abundant. 



79. Sagittaria cuneata Sheld. Arum-leaf Arrow-head. (Erie 



County — Moseley Herbarium. ) 



80. Sagittaria rigida Pursh. Sessile-fruited Arrow-head. Mostly in 



the northern counties. 



81. Sagittaria graiiiinea Mx. Grassleaf Arrow-head. Lucas County. 



82. AlisDia subcordatum Raf. American "Water-plantain. General. 



