Arctostaphylos hispidula

Howell

Fl. N.W. Amer., 415. 1901 ,.

Common names: Gasquet manzanita
Endemic
Synonyms: Arctostaphylos stanfordiana subsp. hispidula (J. T. Howell) J. E. Adams
Treatment appears in FNA Volume 8. Treatment on page 420. Mentioned on page 412.

Shrubs, erect or mound-forming, 1–3 m; burl absent; twigs finely glandular-hairy. Leaves: petiole 3–6 mm; blade dark green, dull, elliptic to oblanceolate, 1–3 × 0.5–1.5 cm, base cuneate, margins entire, plane, surfaces scabrous, papillate, finely glandular-hairy. Inflorescences panicles, 3–6-branched; immature inflorescence pendent, branches spreading or ascending to erect, axis 1–2 cm, to 1 mm diam., finely glandular-hairy; bracts tightly appressed, scalelike, awl-like, 2–4 mm (equaling buds), apex acuminate, surfaces finely glandular-hairy; (buds scattered along inflorescence axis, round, appearing as “beads”). Pedicels 3–5 mm, glabrous. Flowers: corolla white, urceolate; ovary glabrous. Fruits subglobose, 5–7 mm diam., glabrous. Stones distinct. 2n = 26.


Phenology: Flowering winter–early spring.
Habitat: Serpentine chaparral and open forests on sandstone
Elevation: 100-1100 m

Discussion

Arctostaphylos hispidula is known from Josephine County, Oregon, and adjacent California in Del Norte and Humboldt counties; there is an isolated population in northern Sonoma County, California.

Selected References

None.

Lower Taxa

None.

"entire" is not a number.

... more about "Arctostaphylos hispidula"
V. Thomas Parker +, Michael C. Vasey +  and Jon E. Keeley +
Howell +
0mm +  and 1mm +
glandular-hairy +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
not furrowed +
gray +  and reddish +
persistent +
exfoliating +
cuneate +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
elliptic;oblanceolate +
coriaceous +
0.5cm;1.5cm +
not imbricate +  and imbricate +
hue +, light-brown +  and tan +
persistent +
awl-like +  and scale-like +
ascending;erect +
Gasquet manzanita +
rotate to crateriform campanulate cylindric globose or urceolate +
Calif. +  and Oreg. +
brown +, reddish-brown +  and red +
depressed-globose +  and globose +
100-1100 m +
undifferentiated +
fusiform +
stonelike +
indehiscent +
subglobose +
Serpentine chaparral and open forests on sandstone +
multicellular +
opposite +, whorled +  and alternate +
pubescence +  and color +
persistent +
parietal +, axile +  and placentation +
tenuinucellate +  and unitegmic +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
reduced +
not sticky +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Flowering winter–early spring. +
4-5-carpellate +
Fl. N.W. Amer., +
not +  and connate +
connate +  and distinct +
globose +
persistent +
distinct +
ovate +  and deltate +
prostrate +  and erect +
peltate +  and capitate +
distinct +
straight +
glandular-hairy +
papillate +
Arctostaphylos stanfordiana subsp. hispidula +
Arctostaphylos hispidula +
Arctostaphylos +
species +
glandular-hairy +
achlorophyllous +  and chlorophyllous +
evergreen +, deciduous +  and perennial +
shrub +  and mound-forming +
heterotrophic +, autotrophic +  and mycotrophic +