1286 
PENTSTEMON* glaúcum. 
Glaucous Pentstemon. 
ARE 
DIDYNAMIA ANGIOSPERMIA. 
Nat. ord. SCROPHULARINER. i 
PENTSTEMON. — Supra, vol. 13. fol. 1121. 
P. glaucum; caule herbaceo glabriusculo, foliis omnibus glaberrimis : radi- 
calibus lanceolatis petiolatis integerrimis denticulatisve ; caulinis brac- 
teisque ovato-lanceolatis sessilibus amplexicaulibus, panicula thyrsoideà, 
corollis inflatis calycibusqué ‚extüs glanduloso-pubeseentibus, filamento 
sterili porrecto barbato, +. WYN) 
P. glaucus. Graham in Jamieson's journal; July 1829,p. 348... © 
P. gracilis. Bot. mag. 2945, as far as the description is concerned, but 
not the figure. ^ - ' ~< 
_ A dwarf species, thriving in common soil, flowering in profusion 
in August and September, and propagated by division of the roots 
and by seeds. It grows about a foot high, 
The plant from which our figure of this interesting species was 
taken, was sent from the Botanic Garden, Edinburgh, to that of the 
Horticultural Society, as a Pentstemon, at that time unnamed, which 
had been raised from the seeds: collected by Mr. Drummond, during 
Dr. Richardson's last journey in Arctic America. It was afterwards 
published in the work above quoted, along with an excellent descrip- 
tion, as a new species, by Dr. Graham. Subsequently, our friend 
Dr. Hooker has referred the species to P. gracile of Nuttall, in which 
he is undoubtedly mistaken, as we trust to shew. 
The sources from which the materials for P. gracile in the 
Botanical Magazine were taken, were, first, a plant which flowered in 
the Glasgow Garden, it does not appear whence received, but which 
afforded the specimen from which the figure was made; and, secóndly, 
Dr. Graham's description above referred to. Now, these two are not 
in accordance with each other. Dr. Graham says, that the radical 
* See fol. 1245. 
