Penstemon centranthifolius (Scarlet bugler)

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Penstemon centranthifolius (Benth.) Benth.

Scarlet bugler

Kingdom	Plantae	Plants, but not fungi, lichens, or algae
Subkingdom	Tracheobionta	Vascular plants—plants with a “circulatory system” for delivering water and nutrients
Division	Magnoliophyta	Flowering plants, also known as angiosperms
Class	Magnoliopsida	Dicotyledons—plants with two initial seed leaves
Subclass	Asteridae	A large class that encompasses asters
Order	Lamiales	Aromatic herbs and shrubs, including lavender, lilac, olive, jasmine, ash, teak, snapdragon, sesame, psyllium, garden sage, mint, basil, and rosemary
Family	Plantaginaceae	Plantains
Genus	Penstemon	“Beard-tongues,” a reference to flower shape
Species	centranthifolius	“Having leaves like Centranthus”

About plant names...

Scarlet buglers are native to California and parts of Mexico. The appear on dry slopes and in open woodlands below elevations of 1.1 mi (1.8 km).

Plants: 12-47" (30-120 cm) high.

Leaves: Thick, hairless, gray-green, opposite, clasping, ovate to lanceolate, 1½-4" (4-10 cm) long, with smooth edges. Leaves clasp the stem.

Flowers: Brilliant red tubular flowers ¾-1" (2-3 cm) long adorn a purplish spike. Each flower is ⅛-¼" (3.5-6.5 mm) long, and has five lobes at the tip. The pedicels that support each flower point upward, while the flowers hang downward. The flowers are hummingbird-friendly. Flowers appear from April to July.

Online References:

CalPhotos

The Lady Bird Johnson Wildflower Center

The Anza-Borrego Desert Natural History Association

Www.americansouthwest.net

SEINet—the Southwest Environmental Information Network

The Jepson Manual

6/3/2009 · Kolob Canyons, Zion National Park, Utah
≈ 4 × 4" (10 × 10 cm)

5/21/2009 · Grand Canyon South Rim, Arizona
≈ 5 × 8" (13 × 19 cm)

Penstemon centranthifolius description by Thomas H. Kent, last updated 25 May 2020.

4/29/2018 · Sandstone Quarry, Scenic Loop Road, Red Rock Canyon, Nevada
≈ 4½ × 7" (12 × 18 cm)

4/29/2018 · Sandstone Quarry, Scenic Loop Road, Red Rock Canyon, Nevada
≈ 4 × 6" (11 × 16 cm)

4/29/2018 · Sandstone Quarry, Scenic Loop Road, Red Rock Canyon, Nevada
≈ 5 × 8" (13 × 20 cm)

5/21/2009 · Grand Canyon South Rim, Arizona
≈ 16 × 13" (41 × 34 cm)

Range: Zones 8a-10b:

About this map...