Maui pamakani (Ageratina adenophora, Phytologia 19: 211 (1970))

Family: Asteraceae

Author: (Spreng.) R.M.King & H.Rob.

Bibliography: Phytologia 19: 211 (1970)

Year: 1970

Status: accepted

Rank: species

Genus: Ageratina

Vegetable: False

Observations: Mexico

Description

Maui pamakani, scientifically known as Ageratina adenophora, is a member of the Asteraceae family. First documented in detail in 1970 by (Spreng.) R.M.King & H.Rob., this plant species traces its roots back to Mexico, where it is naturally observed.

Maui pamakani is recognized for its invasive growth patterns and has become a significant concern in various regions outside of its native habitat. The plant typically flourishes in a variety of environments, often outcompeting local flora due to its rapid growth and adaptability. As a result, it poses a threat to biodiversity and the integrity of ecosystems where it establishes itself.

Characterized by its clusters of small, white or light purple flowers, Ageratina adenophora provides a deceptively unassuming appearance. However, its robust and extensive root system allows it to spread quickly and dominate the areas it invades. This has led to substantial ecological implications, particularly in areas where it is not natively found.

Efforts to manage the spread of Maui pamakani often involve a combination of mechanical removal and chemical treatments. However, its persistent and hardy nature makes it a challenging adversary in the realm of invasive species management.

Understanding the behavior and characteristics of plants like Ageratina adenophora is crucial for ecological conservation efforts. Continued research and observation are essential to developing effective strategies to mitigate its impact on vulnerable ecosystems.

Common Names

Spa: flor de espuma
Deu: klebrige natternwurz
Eng: maui pamakani, mexican devil, mexican-devil, sticky snakeroot, catweed, crofton weed, croftonweed, hemp-agrimony, sticky-agrimony, catspaw, white thoroughwort, glandular eupatorium
En: Maui pamakani, Mexican devil, Mexican-devil, Sticky snakeroot, Catweed, Crofton weed, Croftonweed, Hemp-agrimony, Sticky-agrimony, Catspaw, White Thoroughwort, Glandular eupatorium
Fr: Eupatoire glanduleuse
De: Klebrige Natternwurz, Drüsentragender Wasserdost
Es: Flor de Espuma

Synonyms

• Ageratina trapezoidea ((Kunth) R.M.King & H.Rob.)
• Eupatorium adenophorum (Spreng.)
• Eupatorium pascuarense (J.Dix)
• Eupatorium pasadenense (Parish)
• Eupatorium trapezoideum (Kunth)

Distribution

• Mexico Central (native)
• Mexico Gulf (native)
• Mexico Northeast (native)
• Mexico Northwest (native)
• Mexico Southwest (native)
• Algeria (introduced)
• Angola (introduced)
• Assam (introduced)
• Azores (introduced)
• California (introduced)
• Cambodia (introduced)
• Canary Is. (introduced)
• Cape Provinces (introduced)
• Cape Verde (introduced)
• China South-Central (introduced)
• China Southeast (introduced)
• Corse (introduced)
• Costa Rica (introduced)
• East Aegean Is. (introduced)
• East Himalaya (introduced)
• France (introduced)
• Germany (introduced)
• Greece (introduced)
• Hawaii (introduced)
• India (introduced)
• Jamaica (introduced)
• Jawa (introduced)
• Kriti (introduced)
• KwaZulu-Natal (introduced)
• Laos (introduced)
• Lebanon-Syria (introduced)
• Madeira (introduced)
• Morocco (introduced)
• Nepal (introduced)
• New South Wales (introduced)
• New Zealand North (introduced)
• Norfolk Is. (introduced)
• Northern Provinces (introduced)
• Peru (introduced)
• Philippines (introduced)
• Portugal (introduced)
• Queensland (introduced)
• Society Is. (introduced)
• South Australia (introduced)
• South China Sea (introduced)
• Spain (introduced)
• Thailand (introduced)
• Yugoslavia (introduced)
• Zimbabwe (introduced)

Additional Images

Flower

Taken Mar 6, 2012 by Tela Botanica − Yoan MARTIN (cc-by-sa)

Taken May 3, 2018 by Mathieu Matt (cc-by-sa)

Taken Mar 5, 2012 by Tela Botanica − Yoan MARTIN (cc-by-sa)

Taken Apr 26, 2014 by Tela Botanica − Liliane Roubaudi (cc-by-sa)

Taken Mar 6, 2012 by Tela Botanica − Yoan MARTIN (cc-by-sa)

Leaf

Taken Mar 6, 2012 by Tela Botanica − Yoan MARTIN (cc-by-sa)

Taken Mar 3, 2012 by Tela Botanica − Yoan MARTIN (cc-by-sa)

Taken Mar 5, 2012 by Tela Botanica − Yoan MARTIN (cc-by-sa)

Taken Apr 26, 2014 by Tela Botanica − Liliane Roubaudi (cc-by-sa)

Taken May 1, 2022 by Renaud Brochiero (cc-by-sa)

Habit

Taken Mar 5, 2012 by Tela Botanica − Yoan MARTIN (cc-by-sa)

Taken Apr 26, 2014 by Tela Botanica − Liliane Roubaudi (cc-by-sa)

Taken Apr 26, 2014 by Tela Botanica − Liliane Roubaudi (cc-by-sa)

Taken Apr 26, 2014 by Tela Botanica − Liliane Roubaudi (cc-by-sa)

Taken Apr 26, 2014 by Tela Botanica − Liliane Roubaudi (cc-by-sa)

Bark

Taken Apr 12, 2021 by christine (cc-by-sa)

Taken Apr 11, 2019 by melen (cc-by-sa)

Taken Apr 24, 2022 by André Holmgren Hopkins (cc-by-sa)

Taken Apr 6, 2022 by Allison Kaj (cc-by-sa)

Taken Mar 3, 2012 by Tela Botanica − Yoan MARTIN (cc-by-sa)

Other

Taken Apr 1, 1974 by Royal Botanic Garden Edinburgh – Bhaskar Adhikari (cc-by-nc)

Taken Oct 5, 2019 by morgan morgan hancock (cc-by-sa)

Taken Apr 26, 2014 by Tela Botanica − Liliane Roubaudi (cc-by-sa)

Taken Apr 26, 2014 by Tela Botanica − Liliane Roubaudi (cc-by-sa)

Taken Apr 26, 2014 by Tela Botanica − Liliane Roubaudi (cc-by-sa)

Fruit

Taken Apr 15, 2007 by Photoflora – Benoit BOCK (©)

Taken Mar 3, 2012 by Tela Botanica − Yoan MARTIN (cc-by-sa)

© copyright of the Board of Trustees of the Royal Botanic Gardens, Kew.

© copyright of the Board of Trustees of the Royal Botanic Gardens, Kew.

Sources

• WFO (No URL)
• IPNI (No URL)
• GBIF (https://www.gbif.org/species/5400613)
• POWO (http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:6811-2)
• PlantNet (https://identify.plantnet.org/species/the-plant-list/Ageratina adenophora (Spreng.) R.M.King & H.Rob.)

Specifications

Growth habit: Subshrub, Forb/herb

Growth

Ph maximum: 7.5

Ph minimum: 7.0

Light: 7

Atmospheric humidity: 6

Soil nutriments: 7