814 BRECK’S NEW BOOK OF FLOWERS. 
cies are hardy and stand our wintérs with a little protec- 
tion, while others are halfhardy and require the protection 
of frames, 
Pentstémon Murrayénus.—Murray’s Pentstemon.—A 
perennial plant, a native of Texas, about three feet high, 
producing spikes of numerous flowers, of a rich shining 
scarlet color; each flower is an inch and one-half long, 
or upwards. It is a most splendid flowering plant. A 
single spike has been known to produce upwards of fifty 
blossoms. This is an English description; here it is half 
hardy. 
P. Cob#éa.— Cobea-flowered Pentstemon. — This is a 
very showy perennial species, producing panicled spikes 
of numerous pale-blue flowers, which have a most showy 
appearance. The flower-stems rise about two feet high ; 
half hardy. 
P. Richardséni.—Richardson’s Pentstemon.—A hardy 
perennial from Oregon, which grows to the height of 
eighteen inches; flowers in July and August, of a pink- 
‘ish-purple color. It does not admit of division of the 
root, and should be increased by cuttings, which readily 
strike root about mid-summer. Most of the species must 
be treated in the same way, or raised from seeds. 
P, speciésus.—Showy Pentstemon.—This beautiful spe- 
cies is a native of the north-west coast of America, A 
hardy perennial, but requiring a protection of leaves, and 
can be propagated by the division of the roots. The flow- 
ers are disposed in a long, terminal, loose, racemose pan- 
icle, with the branches in distant pairs, and bearing from 
seven to eleven blossoms of a beautiful pale-blue color. 
P. pubéscens,— Downy Pentstemon.—Produces its pur- 
plish-blue flowers about June; the pubescent (downy) 
leaves are lanceolate, oblong, sessile, and serrulate; the 
flowers, with the sterile filament bearded ahove the middle, 
