1122 
PENTSTEMON angustifolium. 
Narrow-leaved Pentstemon. 
aveee 
DIDYNAMIA ANGIOSPERMIA. 
Nat. ord. ScRoPHULARINER. 
PENTSTEMON. Supra, vol. 13, fol. 1121. 
a 
P. angustifolium ; caule herbaceo, foliis glaberrimis ovato-lanceolatis arguté 
serrulatis acuminatis, staminibus exsertis, filamentis superioribus basi 
petaloideis, corollis sub-barbatis extus puberulis, stamine sterili apice 
barbato. 
Chelone angustifolia. Humb. Bonpl. et Kunth. nova genera et species 
plantarum, 2. p. 365. tab. 173. synopsis, 2. 123. Spreng. syst. 2. 813. 
Chelone rosea. Hort. ‘ > 
Caulis erectus, subramosus, bipedalis, v. ultra, glaberrimus, nist versiis 
fastigium, ubi minutissime glandulosus. Folia ovato-lanceolata, amplexicaulia, 
acuminata, arguté serrulata, serraturis incurvis, glaberrima, superiora sensim 
latiora, et minds serrata, demim integra. Panicula stricta, terminalis, mul- 
tiflora. Pedicelli filiformes, glandulosi. Calycis lacinice lineari-lanceolate, 
purpuree, sub lente glandulose. Corolla tubulosa, subventricosa, lete rosea, 
bilabiata, extis glandulosa, laciniis superioribus obliquts, inferioribus bre- 
vibus, ovatis, leviter barbatis. Filamenta superiora bast quam mazxime dila- 
tata. Anthere exserte, glaberrime, lobis divaricatis. Rudimentum stami- 
nibus brevius, apice barbatum. 
a IE 
A native of Mexico, where it was found by Messrs. 
Humboldt and Bonpland growing between Moran and 
Omitlan, at an elevation of 7920 feet above the level of the 
sea, upon rocks overshadowed by trees. 
A very handsome plant, and we believe a hardy peren- 
nial. It flowered in the summer of 1827, for the first time, 
in Mr. Tate’s Nursery, where our drawing was made, 
This is very nearly the same as the Chelone elegans of 
M. Kunth, a native both of Cuba and of very high land in 
New Spain, which appears to us to differ in little except 
its suffrutescent habit. The breadth of the foliage of the 
