218 



Ml.-SOURI BOTANICAL GARDEN, 



DlsTlUbUTION AND PhL:;M)LO(JY 



Draba bracl-^carpa 1 



Draba carolJMiiiiia 2 



Draba cuneifolia 3 



Erysimum a«perum 4 



Lepidium intermedium 5 



Lepidiuiii vifKinicufn 6 



Nasturtium Armoracia 7 



Nuaturtium lacustre. 8 



Nasturtium obtusum 9 



Naatui tiuni otficinale 10 



Nasturtium palustre 11 



Nas(urliuiu Ksossiliflorum 12 



Nasturtium Hinuatum 13 



Raphauus tjatlvus 14 



Sisymbrium altissimum 15 



Sisymbrium uaiiescens 16 



Sisymbrium officinale. 17 



Polanisia graveolens. 18 



Heliauthenumi canadense 19 



Lechea major 20 



Lechea minor 21 



Solea concolor 22 



Viola palTnata 23 



Viola palmata cucullata 24 



Viola pedata 25 



Viola pedata bicolor 26 



Viola jx'datifida 27 



Viola pubescens 28 



Viola Rafinesciuii 29 



Viola striata 30 



Arenaria patula 31 



Cerastium arvense 32 



Ceraatium arvense obloiiKifolium 33 



Cerastium nutans 34 



Cerastium viscosum 35 



Cerastium vulgatum 36 



Lychnis Githa^o 37 



Saponaria oflicinalis 38 



Silenc antirrhina 39 



Silene stellata 40 



Stellaria longifolia 41 



Stellaria media 42 



Claytonia virj^inica 43 



Portulaca olcracca 44 



Talimmi teretifolium 45 



Bergla texana 46 



Aseyrum Crux-Andreae 47 



Hypericum Ascyron 48 



Hypericum ciatifolium 49 



Hypericum Drummondii 50 



Hypericum maculatum 51 



Hypericum mutilum 52 



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