POLEMONIUM 



(From poll 



the GrecL name for Valerian, perhaps named for the philosopher, PoUmon) 

 PoUmoniacfiC 



138. Polemoiiium humile, var. Richardsoni {P. Richardsoni; 

 P. villosum) 



English Name: Dwarf Jacob's ladder. 



ARCTIC REGION JUNE AND JULY 



FRAGRANT, bell-shaped, purplish blue flowers sometimes over an 

 inch across, with golden anthers, borne in compact terminal clusters 

 of ten to twenty flowers, often four inches across and three inches deep, 

 on slender, erect, un- 

 branching, somewhat 

 leafy stems about one 

 foot high. Leaves com- 

 pound,consistingof many 

 small leaflets regularly 

 arranged along the leaf 

 stem, largest and most 

 abundant at the base of 

 the plant, very pretty and 

 persistent. The best 

 species of Polemonium, 

 excellent for the front of 

 the herbaceous border, 

 for the rock garden, and 

 for cutting. 



A perfectly hardy 

 perennial of easy culture 

 in any deep, rich, loamy 

 soil, in partial shade. 



The foliage is easily 

 aflPected by soil spattered 

 on the leaves by rain. 



Propagate by seed 

 sown in the fall or by 

 division. 



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