Pseudoconyza viscosa (Mill.) D'Arcy

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Pseudoconyza viscosa

Photo: Bart Wursten
Fuel Station, Rumphi.

Pseudoconyza viscosa

Photo: Bart Wursten
Fuel Station, Rumphi.

Pseudoconyza viscosa

Photo: Bart Wursten
Fuel Station, Rumphi.

Pseudoconyza viscosa

Photo: Bart Wursten
Fuel Station, Rumphi.

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms: Blumea aurita (L.f.) DC.
Blumea viscosa (Mill.) V.M. Badillo
Conyza aurita L.f.
Conyza viscosa Mill.
Laggera aurita (L.f.) Sch. Bip. ex C.B. Clarke
Common names:
Status: Native or possibly introduced
Aromatic, sticky herb to 60 cm tall. Stems interruptedly winged. Leaves up to c. 10 × 3 cm, usually much smaller; lowermost obovate or elliptic, sessile or with a winged petiole, coarsely serrate, sometimes pinnatifid, membranous; cauline obovate, coarsely toothed to pinnatifid; base sessile with narrowly ovate auricles. Inflorescence a lax terminal panicle. Peduncles slender, straight, not arching over. Capitula c. 0.8 cm long. Outer female florets whitish with pinkish-purple tips; inner bisexual florets pinkish-purple.
Notes: Not recorded for Malawi in Kirkia 7-1: 129 (Wild, 1969).
Derivation of specific name: viscosa: viscid, sticky
Habitat: Usually in moist places, such as riverine vegetation, but also a weed of cultivation and invader of bare ground.
Altitude range:
Flowering time:Aug-Sep
Worldwide distribution: A widespread species in the tropics and subtropics
Malawi distribution: N,C
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Content last updated: Monday 24 September 2018

Chapano, C. & Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 29.

Da Silva, M.C., Izidine, S. & Amude, A.B. (2004). A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 34.

Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 35. (Includes a picture).

Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 24. as Blumea viscosa

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 32.

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 37.

Wild, H. (1968-9). The Compositae of the Flora Zambesiaca area. 2. Inuleae (in part). Kirkia 7(1) Pages 128 - 129. as Blumea aurita

Other sources of information about Pseudoconyza viscosa:

Our websites:

Flora of Botswana: Pseudoconyza viscosa
Flora of Caprivi: cultivated Pseudoconyza viscosa
Flora of Mozambique: Pseudoconyza viscosa
Flora of Zambia: Pseudoconyza viscosa
Flora of Zimbabwe: Pseudoconyza viscosa

External websites:

African Plants: A Photo Guide (Senckenberg): Pseudoconyza viscosa
African Plant Database: Pseudoconyza viscosa
BHL (Biodiversity Heritage Library): Pseudoconyza viscosa
EOL (Encyclopedia of Life): Pseudoconyza viscosa
GBIF (Global Biodiversity Information Facility): Pseudoconyza viscosa
Google: Web - Images - Scholar
iNaturalist: Pseudoconyza viscosa
IPNI (International Plant Names Index): Pseudoconyza viscosa
JSTOR Plant Science: Pseudoconyza viscosa
Mansfeld World Database of Agricultural and Horticultural Crops: Pseudoconyza viscosa
Plants of the World Online: Pseudoconyza viscosa
Tropicos: Pseudoconyza viscosa
Wikipedia: Pseudoconyza viscosa

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Malawi: Species information: Pseudoconyza viscosa., retrieved 22 April 2024

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