Arctostaphylos manzanita subsp. glaucescens

P. V. Wells

Four Seasons 8(1): 51. 1988,.

Endemic
Treatment appears in FNA Volume 8. Treatment on page 438. Mentioned on page 437.

Plants killed by fire; burl absent; twigs usually glabrous or sparsely short-hairy, sometimes sparsely glandular-hairy. Leaf-blades lightly to strongly glaucous-green. Inflorescences: axis 1 mm diam. Ovaries glabrous, sometimes glandular-hairy. Fruits glabrous, sometimes glandular-hairy. Stones distinct.


Phenology: Flowering winter–early spring.
Habitat: Chaparral, foothill woodlands
Elevation: 200-600 m

Discussion

Subspecies glaucescens is widespread in the southern part of the outer North Coast Range. A shiny-green-leaved population with slender immature inflorescences in western Sonoma County (Annapolis), within the range of subsp. glaucescens, may be distinct.

Selected References

None.

Lower Taxa

None.

"entire" is not a number.

V. Thomas Parker +, Michael C. Vasey +  and Jon E. Keeley +
P. V. Wells +
not viscid +
glandular-hairy +, short-hairy +  and glabrous +
1.5 cm15 mm <br />0.015 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
not furrowed +
gray +  and reddish +
persistent +
exfoliating +
rounded;more or less cuneate +
bright green +
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
dull +  and shiny +
oblong-ovate;obovate +
coriaceous +
1cm;3.5cm +
not imbricate +  and imbricate +
hue +, light-brown +  and tan +
persistent +
deltate +  and scale-like +
globose +
rotate to crateriform campanulate cylindric globose or urceolate +
brown +, reddish-brown +  and red +
depressed-globose +  and globose +
200-600 m +
undifferentiated +
fusiform +
stonelike +
indehiscent +
glandular-hairy +  and glabrous +
depressed-globose +
Chaparral, foothill woodlands +
multicellular +
glaucous-green +
opposite +, whorled +  and alternate +
pubescence +  and color +
persistent +
parietal +, axile +  and placentation +
glandular-hairy +  and glabrous +
tenuinucellate +  and unitegmic +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
reduced +
not sticky +
0.6 cm6 mm <br />0.006 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Flowering winter–early spring. +
4-5-carpellate +
Four Seasons +
not +  and connate +
connate +  and distinct +
globose +
persistent +
distinct +
ovate +  and deltate +
prostrate +  and erect +
peltate +  and capitate +
distinct +
straight +
sparsely hairy +  and finely glandular-hairy +
Undefined tribe Arbuteae +
Arctostaphylos manzanita subsp. glaucescens +
Arctostaphylos manzanita +
subspecies +
glandular-hairy +, short-hairy +  and glabrous +
achlorophyllous +  and chlorophyllous +
evergreen +, deciduous +  and perennial +
heterotrophic +, autotrophic +  and mycotrophic +