Arctostaphylos myrtifolia

Parry

Pittonia 1: 34. 1887 ,

Common names: Ione manzanita
Treatment appears in FNA Volume 8. Treatment on page 415. Mentioned on page 411.
Shrubs, erect or mound-forming, 0.5–1.5 m; burl absent; bark on older stems persistent, dark red with translucent, grayish patches, smooth; twigs finely glandular-hairy. Leaves erect; petiole 1–3 mm; blade bright green, shiny, narrowly elliptic, 0.6–1.5 × 0.3–0.8 cm, base cuneate, margins entire, plane, surfaces rough, papillate, sparsely finely glandular-hairy. Inflorescences racemes, simple or 1-branched; immature inflorescence pendent, axis 0.5–1 cm, 1+ mm diam., finely glandular-hairy; bracts not appressed, scalelike, deltate, 1–2 mm, apex acuminate, surfaces glabrous. Pedicels 1–3 mm, glabrous. Flowers: corolla white, urceolate; ovary white-hairy. Fruits subcylindric, 3–4 mm diam., glabrous. Stones distinct, (breaking apart when mature). 2n = 26.

Phenology: Flowering winter–early spring.
Habitat: Exposed acidic, whitish, clay soils (oxisols)
Elevation: 30-200 m

Discussion

Of conservation concern.

Arctostaphylos myrtifolia is known only from the lower Sierra Nevada foothills near Ione in the eastern part of the Central Valley.

References

None.

Lower Taxa

No lower taxa listed.