Arctostaphylos mewukka subsp. truei

(W. Knight) P. V. Wells

Four Seasons 9(2): 62. 1992 ,.

Common names: True’s manzanita
Endemic
Basionym: Arctostaphylos truei W. Knight Four Seasons 3(1): 19, fig. p. 20. 1969
Treatment appears in FNA Volume 8. Treatment on page 422. Mentioned on page 421.

Plants: burl absent; twigs glabrous or glandular-hairy. Leaves: petiole 10–15 mm; blade white-glaucous, orbiculate to orbiculate-ovate, 4–7 cm wide, apex obtuse. 2n = 52.


Phenology: Flowering late spring–early summer.
Habitat: Chaparral openings in mixed conifer forests
Elevation: 500-700 m

Discussion

Subspecies truei is found in the vicinity of Paradise in the northern Sierra Nevada, Butte County.

Selected References

None.

Lower Taxa

None.

"entire" is not a number.

V. Thomas Parker +, Michael C. Vasey +  and Jon E. Keeley +
(W. Knight) P. V. Wells +
hairy +  and glabrous +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
not furrowed +
gray +  and reddish +
persistent +
exfoliating +
rounded +
Arctostaphylos truei +
3 cm30 mm <br />0.03 m <br /> (7 cm70 mm <br />0.07 m <br />) +
white-glaucous +
orbiculate;orbiculate-ovate +
coriaceous +
4 cm40 mm <br />0.04 m <br /> (7 cm70 mm <br />0.07 m <br />) +
not imbricate +  and imbricate +
hue +, light-brown +  and tan +
persistent +
deltate +  and linear-lanceolate +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
True’s manzanita +
rotate to crateriform campanulate cylindric globose or urceolate +
conic;urceolate +
brown +, reddish-brown +  and red +
depressed-globose +  and globose +
500-700 m +
undifferentiated +
fusiform +
stonelike +
indehiscent +
1.2 cm12 mm <br />0.012 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
globose +
Chaparral openings in mixed conifer forests +
multicellular +
opposite +, whorled +  and alternate +
pubescence +  and color +
persistent +
parietal +, axile +  and placentation +
tenuinucellate +  and unitegmic +
0.4 cm4 mm <br />0.004 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
reduced +
not sticky +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Flowering late spring–early summer. +
4-5-carpellate +
Four Seasons +
not +  and connate +
tan;yellowish-brown or brown +
connate +  and distinct +
globose +
persistent +
distinct +
ovate +  and deltate +
prostrate +  and erect +
hairy +  and glabrous +
peltate +  and capitate +
connate +  and distinct +
straight +
Undefined tribe Arbuteae +
Arctostaphylos mewukka subsp. truei +
Arctostaphylos mewukka +
subspecies +
glandular-hairy +  and glabrous +
achlorophyllous +  and chlorophyllous +
evergreen +, deciduous +  and perennial +
heterotrophic +, autotrophic +  and mycotrophic +