Species Identification

Interested in the identification of penstemons? Please select a species then click on submit:

AttributeThe current selection is Penstemon_hintonii
ClassificationPenstemon Penstemon Fasciculus Campanulati
GeneralHinton's Penstemon - RARE. Not bearded, dilated toward tip, projecting beyond corolla. This is another species separated from and similar to P. campanulatus by Straw. Blooms: August to October
AntherSmooth, spreading, boat-shaped, but open narrowly.
StaminodeNot bearded, dilated toward tip, projecting beyond corolla.
LeavesVary in size, 9 cm (3 ) long & 1/3 as wide (in older plants, main leaves lost?) to 4.5 cm (1 ) long & 1/6 as wide; fascicles small, elliptical, rhombic or lanceolate, broad or med. width, taper at each end, toothed on outer 2/3, strongly toothed, widely spaced.
Stems5 dm (20) tall, bare-looking.
InflorescenseCyme 3-7 cm (1-2 ) long, 1-3 flowered.
CorollaMedium to large, 30 mm (>1) long, purplish, pale violet to whitish, smooth, bell-shaped, with heavily bearded throat.
Flower Color
Calyx7-8 mm (5/8) long.
HabitatMountains.
RangeNortheast of Acapulco, Guerrero, Mexico