BEAL ON MICHIGAN FLORA. 33 



Ribes lacustre (Pers.) Poir. Swamp Gooseberry. 



Ribes oxyacanthoides lacustre Pers. 



Ribes oxyacanthoides L. Swamp Gooseberry. 



Ribes prostratum L'Her. Fetid Currant. 



Ribes rotundifolium Michx. Round-leaved Gooseberry. 



Ribes rubrum L. Red Currant. 



(Ribes rubrum subglandulosum 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. 



(Rubus 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 Nutkanus Mocino.) 



Rubus setosus Bigel. Bristly Blackberry. 



Rubus strigosus Michx. Wild Red Raspberry. 



Salix adenophylla Hook. Tomentose 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 Willow. 



(Salix rostrata Richards.) 



Salix Candida Fluegge. Hoary Willow. 



Salix Candida X 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 longi folia Muhl.) 



Salix fragilis L. 



Salix fragilis X alba Wimmer. 



Salix glaucophylla Bebb. Broad-leaved Willow. 



Salix glaucophylla X angustifolia 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 myrtilloidesX 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. 



