Plants 100–400 cm. Leaves 20–40 mm, usually circular in cross section; axillary leaves 1–2 per fascicle. Phyllaries: midnerves typically evident on proximal 1/2, outer and mid subapical resin ducts not strongly thickened. Florets 12–30. 2n = 18.

Phenology: Flowering fall–winter(–spring).
Habitat: Fine, clayey soils
Elevation: 100–600 m

Distribution

• Generated Map
• Legacy Map

Calif., Mexico (Baja California).

Discussion

Of conservation concern.

Variety palmeri grows in San Diego County and northern Baja California.

Selected References

None.

Lower Taxa

None.