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Ageratina riparia (Regel) R.M.King & H.Rob.

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Ageratina riparia (Regel) R.M.King & H.Rob. (1970)
Ageratina riparia (Regel) R.M.King & H.Rob.

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Exotic
Wild
New Zealand
Political Region

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R.M.King & H.Rob.
Regel
(Regel) R.M.King & H.Rob.
1970
ICN
species
Ageratina riparia

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riparia

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Ageratina riparia (Regel) R.M.King & H.Rob.

Erect or sprawling perennial herb to subshrub, 0.3-1-(2) m tall. Stems moderately to densely clothed in purple-striped eglandular hairs at least above, often tinged purple, much-branched. Lvs opposite; petiole hairy, 12-20 mm long; lamina glabrescent to sparsely hairy especially on veins of lower surface, narrow-elliptic to lanceolate, acuminate, coarsely serrate except near base, (30)-60-100-(130) × (8)-15-25-(40) mm; uppermost lvs smaller, sometimes entire. Capitula 4-5 mm diam., many in terminal corymbs; peduncle clothed in eglandular hairs. Involucral bracts in 2 ± equal rows, usually with shorter, narrower supplementary bracts outside, narrow-elliptic to lanceolate, hairy, 4-5 mm long. Florets white. Achenes black, 5-angled, hairy especially on angles, 1.5-2 mm long.

Click to collapse Taxonomic concepts Info

Ageratina riparia (Regel) R.M.King & H.Rob.
Ageratina riparia (Regel) R.M.King & H.Rob.
Ageratina riparia (Regel) R.M.King & H.Rob.
Ageratina riparia (Regel) R.M.King & H.Rob.
Ageratina riparia (Regel) R.M.King & H.Rob.
Ageratina riparia (Regel) R.M.King & H.Rob.
Ageratina riparia (Regel) R.M.King & H.Rob.
Ageratina riparia (Regel) R.M.King & H.Rob.
Ageratina riparia (Regel) R.M.King & H.Rob.
Ageratina riparia (Regel) R.M.King & H.Rob.
Ageratina riparia (Regel) R.M.King & H.Rob.
Ageratina riparia (Regel) R.M.King & H.Rob.
Eupatorium riparium Regel
Ageratina riparia (Regel) R.M.King & H.Rob.

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Ageratina riparia (Regel) R.M.King & H.Rob.
New Zealand
Ageratina riparia (Regel) R.M.King & H.Rob.
New Zealand
Gisborne Land District
Ageratina riparia (Regel) R.M.King & H.Rob.
New Zealand
North Auckland Land District
Ageratina riparia (Regel) R.M.King & H.Rob.
New Zealand
South Auckland Land District
Ageratina riparia (Regel) R.M.King & H.Rob.
New Zealand
Taranaki Land District
Ageratina riparia (Regel) R.M.King & H.Rob.
New Zealand
Wellington Land District
Ageratina riparia (Regel) R.M.King & H.Rob.
Norfolk Island

Click to collapse Metadata Info

01a38c75-9834-4615-83ba-505fb1b80539
scientific name
Names_Plants
1 January 2000
28 May 2024
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