No. 20.J 



45 



DROSERACE^l. 



Drosera rotundifolia, Linn. 



— longifolia, Linn. 



— filiformis, Raf. 

 Parnassia caroliniana, Michz. 



HYPERICACEiE. 



Ascyrum stans, Michx. 

 Hypericum pyramidatum, Ait. 



— kalmianum, Linn. 



— perforatum, Linn. 



— corymbosum, Muhl. 



— ellipticum, Hook. 



— mutilum, Linn, 

 (parviflorum, Muhl.) 



— canadense, Linn. 



— sarothra, Michz. 

 Elodea virginica, Nutt. 



ELATINACEiE. 



Elatine americana, Arnott. 

 (Crypta minima, Nutt.) 



CARYOPHYLLACE^. 



Honckenya peploides, Ehrh. 

 Sagina procumbens, Linn. 



— apetala, Linn. 

 Arenaria serpylli folia, Linn. 



— squarrosa, Michz. 



— stricta, Michz. 



— grcenlandica, Spreng. 

 Moehringia lateriflora, Fenzl. 



(Arenaria lateriflora, Linn.) 

 Stellaria media, Smith. 



— longifolia, Muhl. 

 * — longipes, Goldie. 



— boreal is, Bigel. 

 Cerastium vulgatum, Linn. 



— viscosum, Linn. 



— arvense, Linn. 



— oblongifolium, Torr. 



— nutans, Raf. 

 Silene stellata, Ait. 



— antirrhina, Linn. 



Silene noctiflora, Linn. 



— pennsylvanica, Michx 

 Lychnis githago, Lam. 

 Saponaria officinalis, Linn. 



— vaccaria, Linn. 

 Mollugo verticillata, Linn. 



ILLECEBRACE^E. 



Anychia dichotoma, Michz. 

 Spergula arvensis, Linn. 



— rubra, Torr. fy Gr. 

 Scleranthus annuus, Linn. 



PORTULACACE.E. 



Portulaca oleracea, Linn. 

 Claytonia virginica, Linn. 



— caroliniana, Michz. 



MALVACEAE. 



Abutilon avicennao, Gmrt. 

 Sida spinosa, Linn. 

 Malva rotundifolia, Linn. 

 Althaea officinalis, Linn. 

 Hibiscus virginicus, Linn. 



— moscheutos, Linn, 



— trionum, Linn. 



TILIACE^. 



Tilia americana, Linn. 



LINACE^:. 



Linum virginianum, Linn. 



— usitatissimum, Linn. 



GERANIACEJE. 



Geranium maculatum, Linn. 



— carolinianum, Linn. 



— pusillum, Linn. 



— robertianum, Linn. 

 Erodium cicutarium, VHerit. 



OXALIDACEjE. 



Oxalis acetosella, Linn. 



— violacea, Linn. 



— stricta, Linn. 



