55- Sweet Azalea. Azalea arborescens Pursh 



56. Kruhsea (flower). Kruhsea streptopoides (Ledebour) Kearney 

 5 6 a. Kruhsea (fruit). Kruhsea streptopoides (Ledebour) Kearney 



57. Arethusa. Arethusa bulbosa Linnaeus 



58. Pale Ladyslipper. Cypripedium acaule Aiton 

 5 9. Quakerladies. Houstonia caerulea Linnaeus 



60. Bearberry Honeysuckle. Lonicera involucrata (Richardson) Banks 



61. Pink Fleabane. Erigeron caespitosus Nuttall 

 6i. Labrador-tea. Ledum groenlandicum Oeder 



63. Northern Bedstraw. Galium boreale Linnaeus 



64. Bronzebells. Stenanthium occidentale Gray 



65. Roundleaf Orchis. Orchis rotundifoli a Pursh 



66. Prickly Currant (flower). Kibes lacustre (Persoon) Poiret 

 67 Prickly Currant (fruit). Kibes lacustre (Persoon) Poiret 

 68. Glacierlily. Erythronium grandiflorum Pursh 



63. Balsamroot. Balsamorhi^a sagittata (Pursh) Nuttall 



70. Silverberry (flower), Elaeagnus commtitata Bernhardi 



71. Silverberry (fruit). Elaeagnus commutata Bernhardi 

 71. Twinleaf Jeffersonia diphylla (Linnaeus) Persoon 



73. Ivory Baneberry. Actaea arguta Nuttall 



74. Pink Mountainheather. Phyllodoce empetriformis (Smith) Don 



75. Rocky Mountain Cassiope. Cassiope mertensiana (Bongard) Don 



76. One-leaf Bog-orchid. Habenaria obtusata (Pursh) Richardson 



77. Bush Cinquefoil. Potentilla fruticosa Linnaeus 



78. Refer to plate 24a 



79. Refer to plate 31a 



80. Refer to plate 56a 



