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chaparral beard tongue, snapdragon penstemon

bush penstemon, Lemmon's beardtongue, Lemmon's keckiella

Stems

spreading to erect, 6–25 dm, canescent, rarely glabrous when young.

erect, virgate with age, 5–15 dm, glabrous when young, glaucous.

Leaves

opposite, on short shoots as axillary clusters on older stems;

blade oblanceolate or lanceolate to narrowly obovate or ovate, 5–20 mm, margins entire or 2-toothed, sometimes relatively small.

opposite;

blade lanceolate to ovate, 10–65 mm, margins usually 2–12-toothed.

Inflorescences

panicles, finely short-hairy and sparsely glandular.

panicles, glandular-hairy.

Flowers

calyx 3–9 mm, lobes lanceolate to ovate;

corolla yellow drying blackish, 15–23 mm, tube plus distinct throat 6–10 mm, shorter than adaxial lip, adaxial lip 8–15 mm;

pollen sacs 1.1–1.8 mm;

staminode densely yellow-hairy, exserted.

calyx 3.5–6.7 mm, lobes lanceolate;

corolla purplish brown, abaxial lip pale yellow, brown-purple lined, 11–15 mm, tube plus distinct throat 5.5–9.5 mm, longer than adaxial lip, adaxial lip 2.6–6 mm;

pollen sacs 0.6–0.9 mm;

staminode densely yellow-hairy, exserted.

2n

= 16.

Keckiella antirrhinoides

Keckiella lemmonii

Phenology Flowering Jun–Aug.
Habitat Rocky slopes, coniferous and mixed forests, chaparral.
Elevation 40–1900 m. (100–6200 ft.)
Distribution
from FNA
AZ; CA; NV; nw Mexico
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; NV
[WildflowerSearch map]
[BONAP county map]
Discussion

Varieties 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Keckiella lemmonii is essentially restricted to the mountains of northern California from the North Coast Ranges through the Klamath Mountains and the northern high Sierra Nevada.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Key
1. Calyces 3–6 mm, lobes widely ovate, apices obtuse to acute; plants finely hairy; pollen sacs 1.4–1.8 mm.
var. antirrhinoides
1. Calyces 5.5–9 mm, lobes lanceolate, apices acute to acuminate; plants canescent; pollen sacs 1.1–1.5 mm.
var. microphylla
Source FNA vol. 17, p. 77. FNA vol. 17, p. 79.
Parent taxa Plantaginaceae > Keckiella Plantaginaceae > Keckiella
Sibling taxa
K. breviflora, K. cordifolia, K. corymbosa, K. lemmonii, K. rothrockii, K. ternata
K. antirrhinoides, K. breviflora, K. cordifolia, K. corymbosa, K. rothrockii, K. ternata
Subordinate taxa
K. antirrhinoides var. antirrhinoides, K. antirrhinoides var. microphylla
Synonyms Penstemon antirrhinoides Penstemon lemmonii
Name authority (Bentham e× A. de Candolle) Straw: Brittonia 19: 203. (1967) (A. Gray) Straw: Brittonia 19: 203. (1967)
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