FLORA OF TUE UPPER SUSgUEHANNA. 11 



ravines. Rootstocks long, creeping, toothed, peppery, edible- 

 May. 



D. laciniata Muhl. Pei-pkk Root. Common. In our territory 

 tills plant seems closely confined to the thickets along the banks 

 of the rivers and larger streams. Apparently not so common as 

 the preceding. 



CARDAMIXE L. 



C. bulbosa Schreb. Spring Cress. Not uncommon in wet woods 

 and the thickets along river banks. Root bearing small tubers. 

 In our plants the flowers are white or rose-purple, without re- 

 spect to the other characters which go to make up the variety 

 purpurea. April. May. {C. rhoinboidea DC.) 



C. pratensis L. Clckuo Flower. Lady's Smock. Frequent in 

 wet meadows, Coville. Tolerably common at Pond Brook and 

 Willow Point, the only stations, Clute. Leaves mostly radical, 

 the leaflets inclined to drop from the rachis easily and rooting, 

 form new plants. Flowers conspicuous, white, or tinged with 

 pink. May. 



C. parviflora L. S.mall Bitter Cress. Common in sandy or 

 gravelly soil along streams. Root leaves spreading, their leaflets 

 rounded, those of the upper leaves oblong or linear. Quite va- 

 riable. May-July. (C hirsiita, var. syh'aiica Gaud.) 



C Pennsylvanica Muhl. ; Willd. Spring Cress. Common along^ 

 brooks and streams, Lucy. 



ARABIS L. 



A. laevigata (Muhl.) Poir. Infrequent. Rocky woods near El- 

 mira, along the Chemung, Lucy. Unadilla Forks, Brown. 



A. dentata T. & G. Rare. Banks of Chemung river, town of 

 Ashland — the only station, Lucy. 



A. Canadensis L. Sickle-pod. Not uncommon except in the 

 eastern part of our range. Not reported from the Chenango 

 valley. Scarce, Graves. Prefers the dry, wooded slopes, where 

 its stalks, loaded \\-ith the long pods, are very noticeable in late 

 summer. May. June. 



