Cordylanthus rigidus subsp. rigidus

Endemic
Synonyms: Cordylanthus compactus Pennell C. ferrisianus Pennell C. littoralis subsp. platycephalus (Pennell) Munz C. platycephalus Pennell C. rigidus (Pennell) D. W. Taylor C. rigidus var. ferrisianus (Pennell) D. W. Taylor
Treatment appears in FNA Volume 17. Treatment on page 675. Mentioned on page 676.

Stems pubescent and hirsute, often glabrescent, hairs stiff. Spikes 5–15-flowered; proximal bracts 15–20 mm, longer than flowers, midlobes green or red distally, linear-lanceolate, 1–1.5 mm wide, apex rounded to retuse. Flowers: corolla 12–20 mm.


Phenology: Flowering Jul–Sep.
Habitat: Open, montane woodlands, chaparral margins.
Elevation: 300–2700 m.

Discussion

Subspecies rigidus is the most widespread of the subspecies, showing great variability in height, leaf shape, and amount of pubescence. It often can be recognized by its inflorescence bracts, which are rounded to retuse and longer than the flowers.

Selected References

None.

Lower Taxa

None.

0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
rounded +  and galeate +
Rounded (?) +  and Retuse (?) +
0 cm0 mm <br />0 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Kerry A. Barringer +
(Bentham) Jepson +
Adenostegia rigida +
not leathery +  and not fleshy +
1.4 cm14 mm <br />0.014 m <br /> (2 cm20 mm <br />0.02 m <br />) +
spathe-like +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
oblong-ovoid +
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
1.2 cm12 mm <br />0.012 m <br /> (2 cm20 mm <br />0.02 m <br />) +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
0.5mm +  and 1.5mm +
300–2700 m. +
2 +  and 1 +
indehiscent +, septicidal +, loculicidal +  and dehiscence +
Open, montane woodlands, chaparral margins. +
axillary +  and terminal +
deciduous +
hirsute +  and puberulent +
green +, ivory +  and purplish black +
linear-lanceolate +  and linear or slightly spatulate +
1mm;3mm +
toothed +, entire +  and 3-lobed +
0.8 cm8 mm <br />0.008 m <br /> (2 cm20 mm <br />0.02 m <br />) +
red +  and green +
linear-lanceolate +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
tenuinucellate +  and unitegmic +
campylotropous-like +
Flowering Jul–Sep. +
1.5 cm15 mm <br />0.015 m <br /> (2 cm20 mm <br />0.02 m <br />) +
1 cm10 mm <br />0.01 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Fl. W. Calif. ed. +
10 +  and 25 +
oblong-ovoid +
5-15-flowered +
subequal +
aerial +  and subterranean +
30 cm300 mm <br />0.3 m <br /> (100 cm1,000 mm <br />1 m <br />) +
not fleshy +
expanded +
Cordylanthus compactus +, C. ferrisianus +, C. littoralis subsp. platycephalus +, C. platycephalus +, C. rigidus +  and C. rigidus var. ferrisianus +
Cordylanthus rigidus subsp. rigidus +
Cordylanthus rigidus +
subspecies +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +