Arctostaphylos catalinae

P. V. Wells

Madroño 19: 193. 1968 ,.

Common names: Santa Catalina Island manzanita
EndemicConservation concern
Treatment appears in FNA Volume 8. Treatment on page 427. Mentioned on page 414.

Shrubs or trees, erect, 2–5 m; burl absent; twigs densely glandular-hairy with long, white hairs. Leaves: petiole 2–6 mm; blade green-glaucescent, dull, lanceolate-ovate to elliptic, 2–5 × 1.5–3 cm, base truncate to ± slightly lobed, margins entire or ± serrate, plane, surfaces papillate, scabridulous, glandular-hispid. Inflorescences panicles, 4–10-branched; immature inflorescence pendent, branches ± spreading, axis 2–3 cm, 1+ mm diam., densely glandular-hairy with long, white hairs; bracts not appressed, (overlapping on distal 1/2, green), leaflike, lanceolate to narrowly ovate, 6–10 (–15) mm, apex acute, surfaces sparsely glandular-hairy. Pedicels 2–5 mm, densely white-hairy. Flowers: corolla white, conic to urceolate; ovary densely white-hairy, sparsely glandular-hairy. Fruits globose, 8–15 mm diam., sparsely hairy. Stones distinct. 2n = 26.


Phenology: Flowering winter–early spring.
Habitat: Chaparral, open woodlands
Elevation: 0-500 m

Discussion

Of conservation concern.

Arctostaphylos catalinae is known from Santa Catalina Island.

Selected References

None.

Lower Taxa

None.

"entire" is not a number.

... more about "Arctostaphylos catalinae"
V. Thomas Parker +, Michael C. Vasey +  and Jon E. Keeley +
P. V. Wells +
glandular-hairy +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
not furrowed +
gray +  and reddish +
persistent +
exfoliating +
truncate;more or less slightly lobed +
green-glaucescent +
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
lanceolate-ovate;elliptic +
coriaceous +
1.5 cm15 mm <br />0.015 m <br /> (3 cm30 mm <br />0.03 m <br />) +
not imbricate +  and imbricate +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
hue +, light-brown +  and tan +
persistent +
lanceolate +  and narrowly ovate +
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Santa Catalina Island manzanita +
rotate to crateriform campanulate cylindric globose or urceolate +
conic;urceolate +
brown +, reddish-brown +  and red +
depressed-globose +  and globose +
0-500 m +
undifferentiated +
fusiform +
stonelike +
indehiscent +
0.8 cm8 mm <br />0.008 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
globose +
Chaparral, open woodlands +
multicellular +
opposite +, whorled +  and alternate +
pubescence +  and color +
persistent +
serrate +  and entire +
parietal +, axile +  and placentation +
glandular-hairy +  and white-hairy +
tenuinucellate +  and unitegmic +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
reduced +
not sticky +
0.2 cm2 mm <br />0.002 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Flowering winter–early spring. +
4-5-carpellate +
not +  and connate +
tan;yellowish-brown or brown +
connate +  and distinct +
globose +
persistent +
distinct +
ovate +  and deltate +
Endemic +  and Conservation concern +
prostrate +  and erect +
hairy +  and glabrous +
peltate +  and capitate +
distinct +
straight +
glandular-hairy +  and glandular-hispid +
scabridulous +  and papillate +
Undefined tribe Arbuteae +
Arctostaphylos catalinae +
Arctostaphylos +
species +
glandular-hairy +
achlorophyllous +  and chlorophyllous +
evergreen +, deciduous +  and perennial +
tree +  and shrub +
heterotrophic +, autotrophic +  and mycotrophic +