Arctostaphylos pajaroensis

(J. E. Adams) J. E. Adams

J. Elisha Mitchell Sci. Soc. 56: 41. 1940 ,.

Common names: Pajaro manzanita
Basionym: Arctostaphylos andersonii var. pajaroensis J. E. Adams
Treatment appears in FNA Volume 8. Treatment on page 432. Mentioned on page 406, 410, 426.
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Shrubs, erect or mound-forming, 1–4 m; burl absent; bark on older stems persistent, gray, shredded; twigs short-hairy, sometimes with long hairs. Leaves bifacial in stomatal distribution; petiole to 2 mm; blade light green abaxially, dark blue-green, glaucous adaxially, dull, ovate to triangular-ovate, 2–4 × 1–2 cm, base distinctly lobed, auriculate-clasping, margins (tinged with red), entire, ± cupped, surfaces smooth, glabrous, midvein hairy abaxially. Inflorescences panicles, 2–5-branched; immature inflorescence pendent, branches spreading, axis 1–1.5 cm, 1+ mm diam., short-hairy, sometimes with long hairs; bracts not appressed, leaflike, linear-lanceolate, 5–10 mm, apex acuminate, surfaces glabrous. Pedicels 5–8 mm, finely hairy or glabrous. Flowers: corolla white to pink, urceolate; ovary densely white-hairy. Fruits depressed-globose, 6–8 mm diam., sparsely hairy or glabrous. Stones distinct. 2n = 26.


Phenology: Flowering early winter–early spring.
Habitat: Maritime chaparral on deep to shallow, sandy soils or sandstone outcroppings
Elevation: 0-200 m

Discussion

Of conservation concern.

Arctostaphylos pajaroensis is found in the vicinity of the Pajaro Hills in Monterey County.

Selected References

None.

Lower Taxa

None.
V. Thomas Parker +, Michael C. Vasey +  and Jon E. Keeley +
(J. E. Adams) J. E. Adams +
Arctostaphylos andersonii var. pajaroensis +
Pajaro manzanita +
0-200 m +
Maritime chaparral on deep to shallow, sandy soils or sandstone outcroppings +
Flowering early winter–early spring. +
J. Elisha Mitchell Sci. Soc. +
Undefined tribe Arbuteae +
Arctostaphylos pajaroensis +
Arctostaphylos +
species +