Species Identification

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

AttributeThe current selection is Penstemon_havardii
ClassificationPenstemon Penstemon Peltanthera Havardiani
GeneralHavard’s Penstemon. Blooms: April to May over long period and then again after summer monsoons.
AntherPale, explanate (flat) and exserted.
StaminodeNot bearded, included.
LeavesEntire, lower ones oblanceolate to wedge-shaped, 10 cm (4”) long & ½-1/3 as wide, upper leaves ovate to 6 cm (2 ¼”) & 2/3 as wide, all blue-green, fused to stem, bracts reduce quickly in size.
Stems5-15 dm (20-60”) tall, erect, herbage pale blue-green, oddly colored.
InflorescenseLong (to 12 or more nodes), narrow, often crowded, distinct from leafy stem below, cyme 1-3 cm (to 1”) long, 3-6 flowered.
Corolla20-35 mm (3/4-1 ¼”) long, orange-scarlet, expanded gradually, slightly, narrowed at lip, upper lobes project, lower often reflex; lip not bearded, glandular pubescence (sticky hairs); bud yellow-green, irregularly spaced in open thyrse.
Flower Color
Calyx4-6 mm (1/4”) long.
HabitatLow elevations, rolling hills, oak communities, grassy areas, and limey soils.
RangeTrans-Pecos, Big Bend region, West TX, nearby NM.