Difference between revisions of "Acaena pinnatifida"

Ruiz & Pavón

Fl. Peruv. 1: 68, plate 104, fig. b. 1798.

Selected by author to be illustrated
Synonyms: Acaena californica Bitter A. pinnatifida var. californica (Bitter) Jepson
Treatment appears in FNA Volume 9. Treatment on page 324.
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|name=Acaena californica
 
|name=Acaena californica
 
|authority=Bitter
 
|authority=Bitter
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}} {{Treatment/ID/Synonym
 
|name=A. pinnatifida var. californica
 
|name=A. pinnatifida var. californica
 
|authority=(Bitter) Jepson
 
|authority=(Bitter) Jepson
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|elevation=50–400 m
 
|elevation=50–400 m
 
|distribution=Calif.;South America (Argentina;Chile).
 
|distribution=Calif.;South America (Argentina;Chile).
|discussion=<p>Herbarium records indicate occurrences of Acaena pinnatifida between Santa Barbara and Sonoma counties.</p>
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|discussion=<p>Herbarium records indicate occurrences of <i>Acaena pinnatifida</i> between Santa Barbara and Sonoma counties.</p>
 
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|publication year=1798
 
|publication year=1798
 
|special status=Selected by author to be illustrated
 
|special status=Selected by author to be illustrated
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V9/V9_529.xml
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V9/V9_529.xml
 
|subfamily=Rosaceae subfam. Rosoideae
 
|subfamily=Rosaceae subfam. Rosoideae
 
|tribe=Rosaceae tribe Agrimonieae
 
|tribe=Rosaceae tribe Agrimonieae

Revision as of 20:37, 24 September 2019

Plants from branched woody caudex. Stems decumbent, becoming suberect, 1.5–5 dm (in fruit), 4 mm diam.; branches erect or leafy. Leaves (crowded at bases of stems); stipules absent; petiole to 4 cm; blade 3–15 cm, leaflets 6–10 per side, gray-green (at least on dried specimens), ovate, 4–10 mm, pinnatisect, lobes 3–7(–11), linear, margins revolute, apex penicillate (having a little brush or tuft of hairs at tips), abaxial surface sericeous, adaxial sparsely pilose. Scapes terminal, to 50 cm, 1.5–3 mm diam., sparsely pilose, proximal scape and leaf sheaths with multicellular hairs among 1-celled hairs, with (0–)2–3 cauline leaves to 10 cm. Inflorescences 15–35-flowered, interrupted spikes, (flowers crowded distally, 2–15 cm in flower, elongating to 50 cm in fruit); bracteoles leaflike to linear, ciliate. Flowers 6 mm diam.; sepals 4–5, elliptic, 3 mm, abaxially pilose, adaxially glabrous; stamens usually 4, filaments 2–3 mm, anthers dark red; stigma rose, laciniate. Fruiting hypanthia ovoid, 3–4 mm diam., surfaces tomentose, obscurely 4-angled, bearing 10–20 spines in longitudinal ranks, to 3[–4] mm, spines with retrorse hairs or barbs.


Phenology: Flowering Mar–Jun.
Habitat: Coastal grasslands, open rocky slopes, sand dunes, old roadsides
Elevation: 50–400 m

Distribution

V9 529-distribution-map.jpg

Calif., South America (Argentina, Chile).

Discussion

Herbarium records indicate occurrences of Acaena pinnatifida between Santa Barbara and Sonoma counties.

Selected References

None.

Lower Taxa

None.
... more about "Acaena pinnatifida"
Bryony Macmillan +
Ruiz & Pavón +
Calif. +, South America (Argentina +  and Chile). +
50–400 m +
Coastal grasslands, open rocky slopes, sand dunes, old roadsides +
Flowering Mar–Jun. +
Selected by author to be illustrated +
Acaena californica +  and A. pinnatifida var. californica +
Acaena pinnatifida +
species +