FLORA OF MICHIGAN. 55 



Fraxinus pubescens, Lam. Red Ash. 



" viridis, Michx. Green Ash. 

 Galium continuum, T. and G. Bedstraw. 

 Oaura biennis, L. 

 Gentiana alba, Muhl. Whitish Gentian. 



u puberula, Michx. Blue Gentian. 



" Saponaria, L. Soapwort Gentian. 



serrata, Gunner. Smaller Fringed Gentian. 

 Gerardia auriculata, Michx. Wild Foxglove. 

 Geum triflorum, Pursh. Three-flowered Avens. 

 Gillenia trifoliata, Moench. Bowman's Root. 



Gleditschia triacanthos, L. Honey-Locust. Three-thorned Acacia. 

 Glyceria pallida, Trin. Manna-Grass. 

 Graphephorum melicoideum, Desv. 

 Habenaria ciliaris, R. Br. Yellow Fringed-Orchis. 



leucopho&a, Gray. Western Orchis. 

 Helianthus rigidus, Desf. Wild Sunflower. 

 Hemicarpha subsquarrosa, Nees. 

 Heuchera Americana, L. Common Alum -root. 

 Hierochloe borealis, Roem. & Schultes. Vanilla Grass. 

 Hydrastis Canadensis, L. Golden Seal. Yellow Puccoon. 

 Hydrocotyle umbellata, L. Water Pennywort. 

 Hypericum ellipticum, Hook St. Johns-wort. 

 Ipomoza pandurata, Meyer. Wild Potato-vine. 

 Iris lacustris, Nutt. Dwarf Lake Iris. 

 Lactuca hirsuta, Muhl. Wild Lettuce. 



Liatris cylindracea, Michx. Button Snakeroot. Blazing-Star. 

 Liparis liliifolia, Rich. Twayblade. 

 Melica Smithii, Vasey. 



Mertensia Virginica, DC. Virginian Cowslip. Lungwort. Blue Bells. 

 Mimulus Jamesii, Torr. Monkey-flower. 



" moschatus, Dougl. Monkey-flower. 

 Monarda didyma, L. Oswego Tea. Bee- Balm. 

 Moneses grandiflora, Salisb. One-flowered Pyrola. 

 Muhlenbergia Wildenovii, Trin. Grass. 

 Myosotis verna, Nutt. Scorpion-grass. Forget-me-not. 

 Nasturtium lacustre, Gray. Lake Cress. 

 Opuntia Rafinesquii, Engelm. Prickly Pear. 

 Onyzppsis Canadensis, Torr. Mountain Rice. 

 Panicum clandestinum, L. Panic-Grass. 



" xanthophysum, Gray. Panic-Grass. 

 Pellcea gracilis, Hook. Cliff- brake. 

 Pentstemon Icevigatus, Solander. Beard-tongue. 

 Phlox bifida, Beck. Phlox. 

 Poa nemoralis, L. Meadow-Grass. 

 Pogonia pendula, Lind. 



" verlicillata, Nutt. 

 Polytcenia Nuttallii, DC. 

 Potamogetonhybridus, Michx. Pondweed. 

 marinus, L. Pondweed. 

 Robbinsii, Oakes. 



Poterium Canadense, B. and H. Burnet. 

 Prenanthes racemosa, Michx. 



Primula Mistassinica, Michx. Primrose. Cowslip. 

 Quercus prinoides, Willd. Dwarf Chestnut Oak. 



" imbricaria, Michx. Laurel or Shingle Oak. 

 Ranunculus ambigens, Watson. Water Plantain. Spear wort. 



rhomboideus, Goldie. Early Crowfoot. 

 Rhus Canadensis, Marsh. Fragrant Sumach. 

 Rosa setigera, Michx. Climbing or Prairie Rose. 

 Ruellia ciliosa, Pursh. 



Sabbatia angularis, Pursh. American Centaury. 

 Sagittaria graminea, Michx. Grass-leaved Arrow-head. 

 Salix balsamifera, Barratt. 



" tristis, Ait. Dwarf Gray Willow. 



