Species Identification

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

AttributeThe current selection is Penstemon_cerrosensis
ClassificationPenstemon Penstemon Peltanthera Centranthifolii
GeneralRARE Hill Penstemon The specific epithet “cerro” means hill and the species is distinguished from P. centranthifolius by its woody base. Blooms: probably March to April.
AntherSpreading and flat.
StaminodeNot bearded, tip dilated, tufted with short yellow hairs, included.
LeavesLower leaves to 7 cm (2 ¾”) long & ¼ as wide, upper leaves to 5 cm (2”) long & 1/5 as wide, usually lanceolate, often folded, arched, crowded, not clasping around the stem, many fascicles.
Stems15-45 cm (6-18”) tall, multiple-stemmed subshrub.
InflorescensePubescent (hairy), cyme to 1 cm long, 1-3 flowered.
CorollaTiny, 12-15 mm (3/8-1/2”) long, bright red, glandular-pubescent (sticky fuzz) expanded slightly, narrowed at lip, lobes 1/5 as long as corolla and projecting. Anther sacs: Spreading and flat.
Flower Colorscarlet
Calyx4-5 mm (1/4”) long.
Habitat
RangeEast side of Cedros Is., Baja Cal. Mex.