July 16, 1885.] 
JOURNAL OF HORTICULTURE AND COTTAGE GARDENER, 
47 
flowers, and is a less useful garden plant; a variety from the Himalayas 
called grandiflorum, with flowers half as large again as the ordinary form, 
it is well worthy a place, and should be included in all collections of 
broad sense, include speciosum and lanatum or villosum. It grows 
generally about half a foot high, throwing up numerous much-branched 
panicles of vivid purplish blue flowers. The leaves are mostly radical, the 
Fig. 8.— Polemonium Richardsoni. 
showy plants ; it does best in partial shade, thriving well on an eastern 
a'pect. Natives of Europe, generally flowering June, July, and August. 
P. pu'chernmum, neary allied to P. Richardsoni, and may, in a 
leaflets oval shaped, blunt, and hairless, in which it difliers distinctly from 
the following, as well as in having smaller flower?. It is perfectly hardy 
in sunny spots of the rockery, and during the months of June and July 
