Penstemon isophyllus B.L.Rob.

  • Filed As

    Scrophulariaceae
    Penstemon isophyllus B.L.Rob.

  • Collector(s)

    H. H. Iltis 1142 with Robert Koeppen Frank Iltis, 20 Aug 1960

  • Location

    Mexico. Oaxaca. Terribly eroded and overgrazed slope below Pan-Am. Highway at Puerto Herrera (km 420), just nortwest of Vanhuitlan.

  • Habitat

    Terribly eroded and overgrazed slope. Very steep and clayey open Quercus-Arctostaphylos woodland. With shrubby Penstemons, small Agave, few cacti, and many epiphytic Bromeliads (incl. Tillandsia usneoides), Orchidaceae (Encyclia concolor), and Schoenocaulon sp. Several large colonies just below road at very top of Puerto Herrera.

  • Description

    Flowers in one-sided inflorescences, bright red, with flaring throat and lobes creamy inside, with purplish red streaks, base greenish. 2.5 meters or more tall, very robust and woody stemmed, 2 cm. thick at base with many strict stems from one base. Phenology of specimen: Fertile, Flower.

  • Identifiers

    NY Barcode: 773109

    Occurrence ID: f714eb09-e340-4585-8b3f-44c2ee27121a

  • Feedback

    Send comments on this specimen record

  • Kingdom

    Plantae

  • Division

    Magnoliophyta

  • Order

    Lamiales

  • Family

    Plantaginaceae

  • All Determinations

    Penstemon isophyllus B.L.Rob. det F. S. Crosswhite, 1963

  • Region

    North America

  • Country

    Mexico

  • State/Province

    Oaxaca

  • Locality

    Terribly eroded and overgrazed slope below Pan-Am. Highway at Puerto Herrera (km 420), just nortwest of Vanhuitlan

  • Elevation

    Alt. 2500 m. (8202 ft.)

  • Coordinates

    17.55, -97.42

  • Distribution

    Map all specimens of this taxon

OCR Text not available.