142 ROSALES 



3. CRASSULACEAE. 



Carpels distinct to the base or nearly so. 1. Sedum. 



Carpels united to the middle or above. 2. Penthorum. 



1. Sedum. 473. 



1. Sedum stenopetalum Pursh. 



On dry stony hills in the northwestern part of the state. Hat Creek 



Basin; Harrison. 



2. Penthorum. 475. 



1. Penthorum sedoides L. 



Common on banks, in ditches and in other wet places in the eastern 

 part of the state. Ewing; Newark; Grand Island; Lincoln; Plainview; 

 Red Bird Creek; Walton; Wahoo. 



4. SAXIFRAGACEAE. 



Herbs, leaves all basal. 1. Heuchera. 



Shrubs, stems leafy often thorny. 2. Ribes. 



1. Heuchera. 481. 



1. Heuchera hispida Pursh. 



Woods and on wooded bluffs; not common. Ashland; Belmont; Long 



Pine. 



2. Ribes. 486. 



Stems with spines at the base of the leaf stalks. Gooseberries. 



Stems generally very setose-prickly, bark more or less scaly, fruit 

 purplish, sour. 1. R. setosum. 



Stems generally smooth and shining, fruit brownish, smooth. 



2. R. gracile. 

 Stems unarmed, leaves three to five lobed. Currants. 



Lobes crenate or dentate, flowers white or greenish white. 



Racemes many flowered, flowers pediceled, calyx tube bell-shaped. 



fruit black. 4. R. floridum. 



Racemes few flowered, flowers sessile or short pediceled, calyx 



tube narrow, fruit brownish. 5. R. inebrians. 



Lobes few-toothed or entire, flowers bright yellow. 



Fruit when ripe dark-brown or black. 6 R. aurem. 



Fruit yellow when ripe. 6a. R. aurem var. chryossoccos. 



1. Ribes setosum Lindl. Western Wild Gooseberry. 

 On gravelly hills in the northwestern part of the state. Crawford; Ft. 

 Robinson. 



2. Ribes gracile Michx. Common Wild Gooseberry. 

 Common in valleys and along streams throughout the most of the 

 state. Guide Rock; Lincoln; Long Pine; Wahoo. 



3. Ribes oxycanthoides L. 

 Ribes valicola Greene. 



In the northwestern part of the state. Cherry County; Newcastle; 

 Merriman; Sioux County. 



