BEAL ON MICHIGAN BXORA. 33 



Ribes lacustre (Pers.) Poir. Swamp Gooseberry. 



Riles oxyacantlioides lacustre Pers. 



Ribes oxyacanthoides L. Swamp Gooseberry. 



Ribes prostratum L'Her. F'etid Currant. 



Ribes rotundifolium Michx. Round-leaved Gooseberry. 



Ribes rubrum L. Red Currant. 



(Ribes rubrum sabglandulosum Maxim.) 



Rosa Arkansana Porter. 



Rosa blanda Ait. 



Rosa Carolina L. Swamp Rose. 



Rosa Carolina X humilis C. F. Wheeler. A hybrid. 



Rosa Engelmanni S. Wats. 



Rosa humilis Marsh. Low Rose. 



Rosa Sayi Schwein. Say's Rose. 



Rosa setigera Michx. Prairie Rose. 



Rubus Americanus (Pers.) Britton. 



{Rub us triflorus Richards.) 



Rubus Canadensis L. Low Dewberry. 



(Rubus Millspaughii Britton.) 



Rubus hispidus L. Running Swamp Dewberry. 



Rubus nigrobaccus Bailey. Blackberry. 



(Rubus villosus Ait.) 



Rubus occidentalis L. Black Raspberry. 



Rubus odoratus L. Purple Flowering-raspberry. 



Rubus parviflorus Nutt. Salmon-Berry. 



(Rubus Nutkaniis Mocino.) 



Rubus setosus Bigel. Bristly Blackberry. 



Rubus strigosus Michx. AVild Red Raspberry. 



Salix adenophylla Hook. Tomeptose Willow. 



Salix amygdaloides Anders. Peach-leaved Willow. 



Salix balsamifera (Hook) Barratt. Balsam Willow. 



Salix balsamifera lanceolata Bebb. 



Salix balsamifera vegeta Bebb. 



Salix Bebbiana Sargent. Bebb's AVillow. 



(Salix rostrata Richards.) 



Salix Candida Fluegge. Hoary Willow. 



Salix candidaX cordata Bebb. A hybrid. 



Salix cordata Muhl. Heart-leaved Willow. 



Salix cordata X sericea Bebb. 



Salix discolor Muhl. Glaucous Willow. 



Salix discolor X eriocephala Anders. 



Salix discolor X prinoides (Pursh) Anders. 



Salix fluviatilis Nutt. Sandbar Willow. 



(Salix longifolia Muhl.) 



Salix fragilis L. 



Salix fragilis X alba Wimmer. 



Salix glaucophylla Bebb. Broad-leaved Willow. 



Salix glaucophylla X angustitolia Bebb. 



Salix glaucophyllaX brevifolia Bebb. 



Salix humilis Marshall. Prairie Willow. 



Salix humilis X discolor Bebb. 



Salix interior X Wheeleri Rowlee. 



Salix lucida Muhl. Shining Willow. 



Salix myrtilloides L. Myrtle Willow. 



Salix myrtilloides X pedicellaris Anders. 



Salix nigra Marshall. Black Willow. 



Salix nigra falcata (Pursh) Torr. 



Salix petiolaris J. E. Smith. Petioled Willow. 



Salix petiolaris gracilis Anders. 



Salix petiolaris X Candida Bebb. 



Salix sericea Marsh. Silky Willow. 



Salix sericea X Candida Bebb. 



Salix tristis Ait. Dwarf Gray Willow. 



Salix viminalis L. Basket Osier. 



Sambucus Canadensis L. Purple-berried Elder. 



