Arctostaphylos mewukka

Merriam

Proc. Biol. Soc. Wash. 31: 101, plates 2, 3. 1918 ,.

Common names: Indian manzanita
Endemic
Treatment appears in FNA Volume 8. Treatment on page 421. Mentioned on page 409, 411.

Shrubs, erect, 1–3 m; burl present or absent; twigs glabrous or slightly hairy and sparsely glandular. Leaves: petiole 6–15 mm; blade intensely gray or white-glaucous, dull, orbiculate, orbiculate-ovate, oblong-ovate, or lanceolate-ovate, 3–7 × 2–7 cm, base rounded, margins entire, plane, apex acute or obtuse, surfaces smooth, glabrous. Inflorescences panicles, 2–7-branched; immature inflorescence pendent, axis 2–3 cm, 1+ mm diam., glabrous or slightly hairy, sometimes glandular; bracts tightly appressed, scalelike, deltate to linear-lanceolate, 3–6 mm, apex acute or acuminate, surfaces glabrous. Pedicels 4–8 mm, glabrous. Flowers: corolla white, conic to urceolate; ovary glabrous. Fruits (dark mahogany-brown), globose, 12–16 mm diam., glabrous. Stones distinct, sometimes connate.

Discussion

Subspecies 2 (2 in the flora).

Arctostaphylos mewukka is found on the western slopes of the central and northern Sierra Nevada.

Selected References

None.

Key

1 Burls present; leaf blades 2-4 cm wide, apex acute. Arctostaphylos mewukka subsp. mewukka
1 Burls absent; leaf blades 4-7 cm wide, apex obtuse. Arctostaphylos mewukka subsp. truei

"entire" is not a number.

... more about "Arctostaphylos mewukka"
Acuminate (?) +, Acute (?) +  and Obtuse (?) +
V. Thomas Parker +, Michael C. Vasey +  and Jon E. Keeley +
Merriam +
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 +
3 cm30 mm <br />0.03 m <br /> (7 cm70 mm <br />0.07 m <br />) +
white-glaucous +
lanceolate-ovate;oblong-ovate;lanceolate-ovate;oblong-ovate;orbiculate-ovate;orbiculate +
coriaceous +
2cm;7cm +
not imbricate +  and imbricate +
hue +, light-brown +  and tan +
persistent +
deltate +  and linear-lanceolate +
Indian manzanita +
rotate to crateriform campanulate cylindric globose or urceolate +
brown +, reddish-brown +  and red +
depressed-globose +  and globose +
undifferentiated +
fusiform +
stonelike +
indehiscent +
globose +
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 +
0.6 cm6 mm <br />0.006 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
4-5-carpellate +
Proc. Biol. Soc. Wash. +
not +  and connate +
connate +  and distinct +
globose +
persistent +
distinct +
ovate +  and deltate +
prostrate +  and erect +
peltate +  and capitate +
connate +  and distinct +
straight +
Undefined tribe Arbuteae +
Arctostaphylos mewukka +
Arctostaphylos +
species +
hairy +  and glabrous +
achlorophyllous +  and chlorophyllous +
evergreen +, deciduous +  and perennial +
heterotrophic +, autotrophic +  and mycotrophic +