Ageratina adenophora (Spreng.) King & H. Rob.

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Diagnostic:

"Subshrubs, glandular hairy, stem violet-blue. Leaves 5-8 x 2-4 cm, ovate, apex acute, serrate; petiole 2 cm long. Heads 7 mm across, 5 mm long, packed, in terminal corymbose panicle; bracts 3-seriate, 4 x 1 mm, lanceolate, strongly 3-ribbed. Outer florets bisexual; corolla white, 5-lobed, hispid. Inner florets female. Achenes 2 mm long, curved, ellipsoid, 5-angled, brown, smooth; pappus 5-10, 4 mm long, white, barbed."

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Rights holder/Author"Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi", India Biodiversity Portal
Sourcehttp://indiabiodiversity.org/species/show/228664

Diagnostic:

Habit: Herb

Licensehttp://creativecommons.org/licenses/by/3.0/
Rights holder/Author"G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram", India Biodiversity Portal
Sourcehttp://indiabiodiversity.org/species/show/265391

Diagnostic:

Habit: Herb/undershrub

Licensehttp://creativecommons.org/licenses/by/3.0/
Rights holder/Author"G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram", India Biodiversity Portal
Sourcehttp://indiabiodiversity.org/species/show/228664

Description:

Perennial herb to 1(-2.5) m. Stems reddish-brown and markedly glandular-pubescent, especially above. Leaves opposite: petiole up to 4 cm; lamina up to 10 × 6 cm, ovate or rhombic, dark green above, paler beneath; base cuneate; apex acute to acuminate; margin crenate. Capitula c. 5 × 5 mm, crowded in corymbs. Phyllaries 2-seriate, lanceolate, glandular-pubescent. Flowers white, often appearing in the winter. Achenes c. 2 mm, ± cylindric, smoothly 5-angled. Pappus of numerous scabrid bristles.

Licensehttp://creativecommons.org/licenses/by-nc/3.0/
Rights holder/AuthorMark Hyde, Bart Wursten, Petra Ballings, Flora of Zimbabwe
Sourcehttp://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=158690

Synonym:

Eupatorium adenophorum Sprengel, Syst. Veg. 3: 420. 1826, based on E. glandulosum Kunth in A. von Humboldt et al., Nov. Gen. Sp. 4(fol.): 96, plate 346. 1818; 4(qto.): 122, plate 346. 1820, not Michaux 1803

Licensehttp://creativecommons.org/licenses/by-nc-sa/3.0/
Rights holder/AuthoreFloras.org Copyright © Missouri Botanical Garden
Sourcehttp://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=242412095

Derivation of specific name:

adenophora: gland-bearing

Licensehttp://creativecommons.org/licenses/by-nc/3.0/
Rights holder/AuthorMark Hyde, Bart Wursten, Petra Ballings, Flora of Zimbabwe
Sourcehttp://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=158690

Isotype for Eupatorium adenophorum var. peruvianum Hieron.
Catalog Number: US 1234172
Collection: Smithsonian Institution, National Museum of Natural History, Department of Botany
Preparation: Pressed specimen
Collector(s): C. Jelski
Year Collected: 1878
Locality: Tambillo, Peru, South America

  • Isotype: Hieronymus, G. H. 1905. Bot. Jahrb. Syst. 36: 470.
Licensehttp://creativecommons.org/licenses/by/3.0/
Rights holder/AuthorThis image was obtained from the Smithsonian Institution. Unless otherwise noted, this image or its contents may be protected by international copyright laws.
Sourcehttp://collections.mnh.si.edu/search/botany/?irn=2141273

Miscellaneous Details:

"Notes: Western Ghats & Eastern Ghats, Naturalized, Native of Tropical America"

Licensehttp://creativecommons.org/licenses/by/3.0/
Rights holder/Author"G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram", India Biodiversity Portal
Sourcehttp://indiabiodiversity.org/species/show/228664

General Habitat:

Degraded forest areas

Licensehttp://creativecommons.org/licenses/by/3.0/
Rights holder/Author"Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi", India Biodiversity Portal
Sourcehttp://indiabiodiversity.org/species/show/228664

Miscellaneous Details:

Notes: Grasslands . Native of mexico

Licensehttp://creativecommons.org/licenses/by/3.0/
Rights holder/Author"G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram", India Biodiversity Portal
Sourcehttp://indiabiodiversity.org/species/show/265391
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith