LANCASTER COUNTY. 



491 



ORDO XC. ULMACEAE. 



1850 Ulmus, L. 

 Americana, I, 

 fulva, Mx. Slippery Elm 



ORDO XCI. CELTIDEAE. 



1S51 Cyltis, Tounief. 

 occidentalis, I,. Nettle tree 

 crassifolia, I, am 



ORDO XCIJ. MOREAE. 



1856 Moms, Tournef. 

 rubra^ L. *'ed Mulberry 

 alba, !.. White Mulberry. 

 imdticaidis, Perrot. {var. of" 

 alba) 

 1858 Broussonetia, Vent, 

 papysifera. Vent. Paper Mul- 

 berry 



ORDO XCIV. URTICACEAE. 



1879 Urtica, Tournef. 

 pumila, L 

 urens, L 



dioica, L. Stinging Nettle 

 Canadensis, L 



1884 Boeluneria, Jaccj. 

 cylindrica, Willd 



1885 Piirietaria, Tournef. 

 Pennsylvanica, Muhl 



ORDO XCV. CANNABINEAE. 



1890 Caiuiabis, Tournef. 

 sativa, L. Hemp 



1891 HunuiiUs, L. 

 Lupidus, L. Hop 



ORDO XCVII. PLATANEAE. 



1901 Platan us, L. 

 occidentalis, L. Button wood 



ORDO XCIX. SALICTNEAE. 



1903 Saiix, 'I ournef. 

 Muhlenbergiana, Willd 

 conifera, Wangcnh 

 discolor Willd 

 longifolia, Mulil floiv 



Bahy/onica, L. Weeping Wil- 

 Purshiana, Spr<3ng 

 nigra. Marsh 

 lucida, Muhi 

 ! cordata. Muhl 

 grisea, Willd 

 vitellina, L. Yellow, Willoio 



1904 Popu'us, Tournef. 



balsamifera, I^ 



tremuloides, Mx. Aspen 



grandidentata. Mx 



heteruphylla, L. 



graeca^ Ait. Athenian Pnptaf 



* dilatcda. Ait. Lomhardy Poplar 



CLASSIS XXVn.OLERACE- 



AE. 



ORDO CI. CHENOPODEAE. 



1912 Atriplex. L. 

 hortensis, L. Orach 



1914 Acnicla, Mitch, 

 cannabina, L 



1915 Spinacia, Tournef. 

 oleracea, L. Spinach 



1 1921 Butum, L. 



capitatum, L. Strawberry 

 Elite 

 1924 Beta, Tournef. 



vulgaris, L. Beet 



cicla, L. Mangel Wurtzel 

 1930 Chenopodium, L. 



rhombifulium, Muhl 



album, L. Lamb's Quarters 



ambrosioides, L 



Botrys, L (seed 



anthelminticum, L. Worm- 



ORDO ClI. AJMARANTACEAE. 



1972 Aniarantus, L. 

 albus, L 

 hybrid us, L 

 spinosus, L 



ORDO cm, POLYGONEAE. 



1 948 Rheum, L. 



rhaponticum. Ait. Pie Rhu- 

 barb 

 1986 Polygommi, L. 



aviculare, L. Knot grass 



erectum, Muhl 



tenue, Mx 



punctatum, EH 



mite, Pers 



Virginianum, L 



amphibium, L 



Pennsylvanicum, L 



lapathifolium,"L 



Persicaria, L 



