FLORA OF MICHIGAN. 11 



Dentaria maxima, Nutt. Large Toothwort. 



Draba nemorosa, L. Whitlow-Grass. 



Eleocharis equisetoides, Torr. Spike-Rush. 



Fimbristylis capillaris, Gray. Sedge. 



Fuirena squarrosa, Michx., var. hispida, Chapm. Umbrella-Grass. 



Gaura biennis, L. Gaura. 



Gentians, puberula, Michx. Gentian. 



Gentiana Saponaria, L. Soapwort Gentian. 



Heuchera Americana, L. Common Alum-root. 



Juncus filiformis, L. Rush. V-t 



Juncus Greenii, Oakes and Tuckerm. Rush. 



Juncus Vaseyi, Engelm. Rush. 



Ludwigia alternifolia, L. Seed-Box. 



Ludwigia sphcerocarpa, Ell. False Loosestrife. 



Myrica cerifera, L. Bayberry. Wax- Myrtle. 



Pentstemon Icevigatus, Solander,"*var. Digitalis, Gray. Beard-tongue. 



Quercus palustris, Du Roi. Swamp Spanish or Pin Oak. 



Ranunculus ambigens, Watson. Water Plantain Spearwort. 



Rosa setigera, Michx. Climbing or Prairie Rose. 



Rubus odoratus, L. Purple Flowering Raspberry. 



Scirpus maritimus, L. Sea Club-Rush. 



Scleria verticillata, Muhl. Nut-Rash. 



S. triglomerata, Michx. Nut-Rush. 



Valeriana edulis, Nutt. Valerian. 



Valerianella radiata, Dufr. Corn Salad. Lamb-Lettuce. 



Vernonia faseiculata, Michx. Iron- Weed. 



Zannichellia palustris, L. Horned Pondweed. 



B. SOUTH CENTRAL, REGION. 



Actinomeris squarrosa, Nutt. 



^Esculus glabra t Willd. Fetid or Ohio Buckeye. 



Amorpha canescens, Nutt. Lead- Plant. 



Asclepias obtusifolia, Michx. Milkweed. 



Asclepias verticillata, L. Milkweed. 



Aster sericeus, Vent. Aster. 



Baptisia leucantha, Torr. & Gray. False Indigo. 



Cacalia tuberosa, Nutt. Tuberous Indian Plantain. 



Commelina Virginica, L. Day Flower. 



Coreopsis palmata, Nutt. Coreopsis. 



Desmodium Illinoense, Gray. Tick-Trefoil. 



EryngiumYucccefolium, Michx. Button Snake-root. 



Gaura biennis, L. 



Gerardia auric.ulata, Michx. 



Heliopsis Icevis, Pers. Ox-Eye. 



Houstonia purpurea, L,, var. r.iliolata. Gray, 



Liparis liliifolia, Richard. Twayblade. 



Onosmodiujfi Carolinianum, D. C. False Gromwell. 



Phlox bifida, Beck. Phlox. 



Polygala cruciata, L. Milkwort. 



Pogonia pendula, Lindl. 



Pogonia verticillata, Nutt. 



Ruellia strepens, L. 



Silphium laciniatum, L. Rosin-weed. Compass-Plant. 



Silphium trifoliatum, L. Rosin-weed. 



Verbena angustifolia, Michx. Vervain. 



Verbena bracteosa, Michx. Vervain. 



Zizia cordata, D. C. 



C. SAGINAW VALLEY REGION. 



t 



Anemonella thalictroides, Spach. Rue-Anemone. 

 Arabis dentata, Torr. and Gray. Rock Cress. 

 Asimina triloba, Dunal. Common Papaw. 

 Astragalus Cooperi, Gray. Milk- Vetch. 

 Brascnia peltata. Pursh. Water-Shield. 

 Carex sychnocephala, Carey. Sedge. 

 Cassia Marilandica, L. Wild Senna. 

 Collinsia verna, Nutt. Innocence. 



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