44 
THE BOTANY OF THE ROUTE. 
Salix angustata, Pursh. Near Fort Union, Nebraska. 
Juniperus Yirginiana, Linn. 
Arum triphyllum, Linn. 
Alisma Plantago, Linn. 
Sagittaria yariabilis, Engelm. 
Cypripedium pubescens, Ait. 
Iris versicolor, Linn. 
Sisyrinchium anceps, Linn. 
Smilax herbacea, Linn. 
Polygonatum giganteum, Dietrich. P. canaliculatum; but the name is a bad one. 
species is, I think, distinct from P. multijlorum of Europe. 
Smilacina stellata, Desf. 
Smilacina racemosa, Desf. 
Allium Canadense, Linn. 
Allium reticulatum, Nutt. 
Yucca angustifolia, Nutt. 
Lilium Philadelphicum, Linn. 
Lilium Canadense, Linn. 
Calochortus elegans, Pursh. 
UVULARIA GRANDIFLORA, Smith. 
Zygadenus glaucus, Nutt. 
Juncus TENUIS, Willd. 
Tradescantia Yirginica, Linn. 
Carex rosea, Schk. 
Carex Muhlenbergii, Schk. 
Carex straminea, Schk. 
Carex cristata, Schw. 
Carex stricta, Lam. 
Carex filiformis, Linn. 
Carex Shortiana, Dewey. 
Carex Dayisii, Schw. & Torr. 
Carex grisea, Wahl. 
Carex anceps, Willd. 
Carex aristata, R. Br. 
Phalaris arundinacea, Linn. 
Calamagrostis canadensis, Beauv. 
Calamagrostis longifolia, Hook. 
Stipa sparta, Linn. 
Stipa capillata, Linn. 
Yilfa cuspidata, Torr. 
Spartina cynosuroides, Willd. 
Bouteloua oligostachya, (Atheropogon; Nutt.) 
Sesleria dactyloides, Nutt. 
Festuca tenella, Willd. 
Koeleria cristata, Linn. 
The 
