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chaparral beard tongue

chaparral beard tongue, snapdragon penstemon

Habit Plants canescent.
Stems

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

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.

Inflorescences

panicles, finely short-hairy and sparsely glandular.

Flowers

calyx 5.5–9 mm, lobes lanceolate, apex acute to acuminate;

pollen sacs 1.1–1.5 mm.

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.

Keckiella antirrhinoides var. microphylla

Keckiella antirrhinoides

Phenology Flowering Apr–Jun.
Habitat Juniper-pinyon woodlands, Joshua-tree scrub.
Elevation 400–1800 m. (1300–5900 ft.)
Distribution
from FNA
AZ; CA; NV; Mexico (Baja California)
[BONAP county map]
from FNA
AZ; CA; NV; nw Mexico
[WildflowerSearch map]
[BONAP county map]
Discussion

In the flora area, var. microphylla is found mainly in the interior Peninsular Ranges and the Desert Province of southern California.

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

Varieties 2 (2 in the flora).

(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. 78. FNA vol. 17, p. 77.
Parent taxa Plantaginaceae > Keckiella > Keckiella antirrhinoides Plantaginaceae > Keckiella
Sibling taxa
K. antirrhinoides var. antirrhinoides
K. breviflora, K. cordifolia, K. corymbosa, K. lemmonii, K. rothrockii, K. ternata
Subordinate taxa
K. antirrhinoides var. antirrhinoides, K. antirrhinoides var. microphylla
Synonyms Penstemon microphyllus, K. antirrhinoides subsp. microphylla, P. antirrhinoides subsp. microphyllus Penstemon antirrhinoides
Name authority (A. Gray) N. H. Holmgren: Brittonia 44: 481. (1992) (Bentham e× A. de Candolle) Straw: Brittonia 19: 203. (1967)
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