122 



ELLWANGER & BARRTS CATALOGUE. 



PENTSTEMON. 



Very ornamental plants, producing long spikes of flowers in great abundance. 



!P. COCOineus. Deep scarlet ; two feet. June and July. 



P. g'entianoicles. Known also as P. Hartwegi. A favorite old-fasliioned 

 border plant in England. Native of the higher mountains of Mexico. 



P. gTacilis. Fine white, from the Rocky Mountains ; three feet. June. 



P. pubesceDS. Pale lilac or white flowers ; two to three feet. 



P. spectabilis. Handsome blue and red flowers. 



P. Torreyi. Bright scarlet; two to three feet. June. 



PHJLOX. 



Eegarded as among the finest of herbaceous plants. 



P. prociim'beDS. Lilac, with violet marks near the eye ; three inches. May. 



P. subulata. M o s s - P i n k. 



Spreading stems, and narrow moss- 

 like leaves ; flowers pinkish-purple, 

 with a darker center, and produced in 

 wonderful profusion in April or May. 



var. alba. A white flower- 

 ing variety of the above. Very showy 

 when in flower, presenting to the eye 

 masses of bloom like sheets of snow. 



PLATYCODON. (Campa- 

 nula.) 



P. grandlflorum. Large, fine 

 blue flowers ; one to two feet. June 

 and July. 



P. gTandiflorum album 

 semi-pleno. White; eighteen 

 inches to two feet. 



PHLOX SUBULATA. 



POL.EMON1UM. Greek Valerian. 



P. cseruleum. Jacob's Ladder. 

 in terminal panicles ; one foot. Ju)y. 



Blue 



P. reptans. A low, spreading plant ; blue ; 

 six inches. June. 



POLYGONUM. Knotweed. 



P. cuspid atum. Giant Knotweed. Flow- 

 ers white, in clusters late in summer, followed by 

 handsome, j)ale, rosy fruit; three and one-half to 

 eight feet. 



P. Sieboldii. 



July and August. 



Bunches of white flowers in 



POLEMONIUM C^RULEUM. 



