Difference between revisions of "Arctostaphylos confertiflora"

Eastwood

Leafl. W. Bot. 1: 122. 1934 ,.

Common names: Santa Rosa Island manzanita
EndemicConservation concern
Synonyms: Arctostaphylos subcordata var. confertiflora (Eastwood) Munz
Treatment appears in FNA Volume 8. Treatment on page 428. Mentioned on page 414.
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|label=Conservation concern
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|basionyms=
 
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|synonyms={{Treatment/ID/Synonym
 
|synonyms={{Treatment/ID/Synonym
 
|name=Arctostaphylos subcordata var. confertiflora
 
|name=Arctostaphylos subcordata var. confertiflora
 
|authority=(Eastwood) Munz
 
|authority=(Eastwood) Munz
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|hierarchy=Ericaceae;Ericaceae subfam. Arbutoideae;Arctostaphylos;Arctostaphylos confertiflora
 
|hierarchy=Ericaceae;Ericaceae subfam. Arbutoideae;Arctostaphylos;Arctostaphylos confertiflora
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|special status=Endemic;Conservation concern
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|subfamily=Ericaceae subfam. Arbutoideae
 
|subfamily=Ericaceae subfam. Arbutoideae
 
|genus=Arctostaphylos
 
|genus=Arctostaphylos

Latest revision as of 22:46, 5 November 2020

Shrubs, erect, prostrate, or mound-forming, 0.1–2 m; burl absent; twigs densely short-hairy with long, white, glandular hairs. Leaves (overlapping); petiole 4–10 mm; blade light green, dull, ovate to elliptic, 4–6 × 2–3 cm, base cuneate to ± rounded, margins entire, cupped, surfaces ± papillate, finely scabrous, glandular-puberulent, ± glandular-hairy proximally. Inflorescences panicles, 3–5-branched; immature inflorescence pendent, branches spreading, axis 1.5–2 cm, 1+ mm diam., densely short-hairy with long, white, glandular hairs; bracts not appressed, (crowded), (± densely overlapping near tips), (green), leaflike, ovate to oblanceolate, 8–18 mm, apex acute, surfaces finely glandular-hairy. Pedicels 3–5 mm, finely glandular-hairy. Flowers: corolla white, conic to urceolate; ovary densely white-hairy, sparsely glandular. Fruits depressed-globose, 8–11 mm diam., sparsely hairy. Stones distinct. 2n = 26.


Phenology: Flowering winter–early spring.
Habitat: Island chaparral, open, closed-cone conifer forests
Elevation: 0-500 m

Discussion

Of conservation concern.

Arctostaphylos confertiflora is found on Santa Rosa Island.

Selected References

None.

Lower Taxa

None.
V. Thomas Parker +, Michael C. Vasey +  and Jon E. Keeley +
Eastwood +
Santa Rosa Island manzanita +
0-500 m +
Island chaparral, open, closed-cone conifer forests +
Flowering winter–early spring. +
Leafl. W. Bot. +
Arctostaphylos subcordata var. confertiflora +
Arctostaphylos confertiflora +
Arctostaphylos +
species +