PLANTS. 



41 



Latin Names. 



1053 Sagittaria pusilla, 



English Names' 



Least Arrowhead. 



1054 Triglochin palustre, Marsh Arrow grass(3). 



1055 Triglochin maritimum, Seaside Arrow grass(A). - 



1056 Triglochin elatum, Tall Arrow grass(i). - - 



1057 Scheuchzeria palustris, Marsh Scheuchzeriafi). - 



ORDER CXI. HYDROCHARIDACE.E. 



1058 Hydrocharis cordieolia, Heart-leaved Frogsbit. 



1059 Udora canadensis, Little Watersnaheweed(\). 



1060 Valisneria spiralis, Tapegrass, or Eelgrass. 



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Vol. 37.] ORDER CXII. ORCHIDACE.E. 



K 1061 Microstvtlis monophyllos, Short-stalked Adder smouth{2 

 / 1062 Microstylis ophioglossoides, Long-stalked Addersmouth{ 

 ^ 1063 Corallorrhiza innata, Vernal Coralroot(3). - - - 

 'f 1064 Corallorrhiza odontorrhiza, Small Late Coralroot{£). 

 f 1065 Corallorrhiza multielora, Large Coralroot(b). - - 

 - 1066 Aplectrdm hyemale, Puttyroot, or Adam- and- Eve{2) 



/ 1067 LirARIS LILIIFOLIA, 



' 1068 LlPARIS LCESELII, 



/ 1069 TlPULARIA DISCOLOR, 



r 1070 Orchis spectabilis, 



Common Twayblade{2). 

 Smaller Twayblade{2). 

 Cranefly Orchis(2). 

 Showy Orchis(2). - - 



f 1071 Gymnadenia tridentata, Three-toothed Gymnadenia{2). 

 'f 1072 Platanthera obtusata, Obtuse-leaved Platanthera(l). 



< 1073 Platanthera orbiculata, Large-leaved Orchis(l). - - 

 / 1074 Platanthera hookeri, Hooker's Orchis(l). - - - 

 / 1075 Platanthera flava, Small Pale-yelloiv Orchis(4:). 

 y 1076 Platanthera hyperborea, Norther?i Orchis'A). - - 



< 1077 Platanthera dilatata, Small White-flowered Orchis(4) 

 S 1078 Platanthera blephariglottis, Fringed White Orchis{Z) 

 S 1079 Platanthera ciliaris, Fringed Yellovj Orchis(2). - 



* 1080 Platanthera psycodes, Purple Swamp Orchis(A). 

 ' 1081 Platanthera lacera, Ragged Orchis(2). .... 



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