Difference between revisions of "Arctostaphylos densiflora"

M. S. Baker

Leafl. W. Bot. 1: 31. 1932 ,.

Common names: Vine Hill manzanita
EndemicConservation concern
Treatment appears in FNA Volume 8. Treatment on page 419. Mentioned on page 412.
FNA>Volume Importer
imported>Volume Importer
(2 intermediate revisions by one other user not shown)
Line 7: Line 7:
 
}}
 
}}
 
|common_names=Vine Hill manzanita
 
|common_names=Vine Hill manzanita
 +
|special_status={{Treatment/ID/Special_status
 +
|code=E
 +
|label=Endemic
 +
}}{{Treatment/ID/Special_status
 +
|code=C
 +
|label=Conservation concern
 +
}}
 
|basionyms=
 
|basionyms=
 
|synonyms=
 
|synonyms=
Line 33: Line 40:
 
-->{{#Taxon:
 
-->{{#Taxon:
 
name=Arctostaphylos densiflora
 
name=Arctostaphylos densiflora
|author=
 
 
|authority=M. S. Baker
 
|authority=M. S. Baker
 
|rank=species
 
|rank=species
Line 47: Line 53:
 
|publication title=Leafl. W. Bot.
 
|publication title=Leafl. W. Bot.
 
|publication year=
 
|publication year=
|special status=
+
|special status=Endemic;Conservation concern
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V8/V8_781.xml
+
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V8/V8_781.xml
 
|subfamily=Ericaceae subfam. Arbutoideae
 
|subfamily=Ericaceae subfam. Arbutoideae
 
|genus=Arctostaphylos
 
|genus=Arctostaphylos

Revision as of 00:15, 28 May 2020

Shrubs, erect or mound-forming, ca. 1 m; burl absent; twigs sparsely short-hairy. Leaves: petiole 4–5 mm; blade bright green, lustrous, elliptic to narrowly lanceolate-elliptic, 1–2.5 × 0.5–1.5 cm, base cuneate to obtuse, margins entire, plane, surfaces smooth, sparsely puberulent. Inflorescences panicles, 3–5-branched; immature inflorescence pendent, (compact), branches ± spreading, axis 1–1.5 cm, 1+ mm diam., sparsely short-hairy; bracts not appressed, scalelike, deltate to awl-like, 1.5–3 mm (longer than buds), apex acute, surfaces glabrous. Pedicels 4–5 mm, glabrous. Flowers: corolla white, urceolate; ovary glabrous. Fruits subglobose, 5–6 mm diam., glabrous. Stones distinct. 2n = 26.


Phenology: Flowering winter–early spring.
Habitat: Acidic marine sands
Elevation: 100 m

Discussion

Of conservation concern.

Arctostaphylos densiflora is known only from Vine Hill, Sonoma County. It is the primary source of one of the most widely planted horticultural varieties of the genus (McMinn manzanita). It is in the Center for Plant Conservation’s National Collection of Endangered Plants.

Selected References

None.

Lower Taxa

None.