Orobanche valida subsp. valida

EndemicConservation concern
Treatment appears in FNA Volume 17. Treatment on page 486.

Plants 15–30 cm, base usually not swollen. Bracts, bracteoles, and calyces glandular-puberulent, hairs 0.1 mm. Corollas 12–14 mm; palatal folds glabrous; lips and distal tube glandular-puberulent, glabrous or sparsely puberulent at constriction and proximally; filaments glabrous, anthers glabrous or with a few glandular-hairs near connective. 2n = 48.


Phenology: Flowering May–Aug.
Habitat: Rocky slopes of loose decomposed granite.
Elevation: 1200–2000 m.

Discussion

Subspecies valida is restricted to a few mountain slopes in the San Gabriel and Topatopa mountains of southern California. It is parasitic on Garrya (Garryaceae) and is associated with chaparral shrubs including Ceanothus (Rhamnaceae), Cercocarpus (Rosaceae), Eriogonum (Polygonaceae), and Quercus (Fagaceae).

Selected References

None.

Lower Taxa

None.

usually white +  and pale lavender +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
reflexed +  and erect +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
with a few glandular-hairs +  and glabrous +
glandular-pubescent +
Acute (?) +, Pointed (?) +, Acuminate (?) +  and Obtuse (?) +
L. Turner Collins +, Alison E. L. Colwell +  and George Yatskievych +
Jepson +
swollen +
enlarged +
0.5 cm5 mm <br />0.005 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
not leathery +, not +  and fleshy +
ascending +  and recurved +
narrowly lanceolate-acuminate +  and lanceolate-subulate +
1 cm10 mm <br />0.01 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
dark purple +
glandular-puberulent +
divided +
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
narrowly ovoid;oblong-ovoid +
0.6 cm6 mm <br />0.006 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
1.6 cm16 mm <br />0.016 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
pallid +, tinged pink +  and purple yellow or blue +
Bent (?) +  and Tubular (?) +
constricted +
1.2 cm12 mm <br />0.012 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
spikelike +
puberulent +, glabrous +  and glandular-puberulent +
1200–2000 m. +
pale-yellow;white +
indehiscent +, septicidal +, loculicidal +  and dehiscence +
Rocky slopes of loose decomposed granite. +
0.1 cm1 mm <br />0.001 m <br /> (?) +
dark purple;creamy white +
axillary +  and terminal +
pilose +  and glandular-pubescent +
deciduous +
dark purple +
puberulent +, glabrous +  and glandular-puberulent +
loosely ascending +  and recurved +
glandular-pubescent +
triangular +, narrowly oblong +  and oblong-triangular +
erosulate +, erose +  and entire +
lobed +, toothed +  and entire +
tenuinucellate +  and unitegmic +
campylotropous-like +
spikelike +
0 cm0 mm <br />0 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Flowering May–Aug. +
spikelike +
branched +  and unbranched +
inconspicuous +
coralloid +
slender +
500 +  and 2000 +
prismatic +, ovoid +  and oblong-ellipsoid +
5 +  and 4 +
Endemic +  and Conservation concern +
subequal +
yellow +  and white +
aerial +  and subterranean +
capitate +  and crateriform-peltate +
clavate +  and 2-4-lobed +
Aphyllon validum +  and Orobanche ludoviciana var. valida +
Orobanche valida subsp. valida +
Orobanche valida +
subspecies +
yellow;white +
glandular-pubescent +
constricted +
with a few short branches +  and simple +
perennial +  and annual +
holoparasitic +  and hemiparasitic +