Home | > | List of families | > | Asteraceae | > | Adenostemma | > | viscosum |
Synonyms: |
Adenostemma perrottetii DC. |
Common names: | |
Frequency: | |
Status: | Native |
Description: |
Erect to semi-procumbent herb up to 1.3 m; stem fleshy, hairless or sparsely pubescent, sometimes rooting from lower nodes. Leaves ovate to rhomboid, 2–20 cm long, 3-veined from base, hairless or almost so, base sometimes forming narrow wings along petiole; margin crenulate to serrate; petiole 0.7–4 cm long. Inflorescence bracts 0.6–5 cm long at nodes of inflorescence branches. Capitula few to many, c. 3–5 mm long, 4–5 mm diameter when mature; stalks of individual capitula 1.2–2.5 cm, glandular-pubescent; phyllaries 2–3 mm long, flat; margins entire or ciliate, pubescent near the base. Florets c. 30–42, white, 1–1.5 mm long. Achenes 2.2–3 mm long, becoming brown, tuberculate and glandular with maturity; pappus of 3 pegs, less than 1 mm long. |
Notes: | Included here on the basis of a listing for Malawi in Flora of Tropical East Africa Compositae part 3: 821, 2005. |
Derivation of specific name: | viscosum: viscid, sticky |
Habitat: | In shade in wet soils, often near streams and sometimes in water. |
Altitude range: | |
Flowering time: | |
Worldwide distribution: | Widespread in Africa, Mascarenes, India, Sri Lanka, Indonesia, Australia, and Pacific Islands. |
Malawi distribution: | |
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: | Wednesday 24 April 2019 |
Literature: |
Beentje, H.J. & Ghazanfar, S.A. (eds.) (2005). Compositae (Part 3) Flora of Tropical East Africa Pages 820 - 821. 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 29. 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 23. as Adenostemma perrottetii Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 27. Timberlake, J.R. & Childes, S.L. (2004). Biodiversity of the Four Corners Area: Technical Reviews Volume Two (Chapter 5-15) Appendix 5-1: Plant Checklist Occasional Publications in Biodiversity 15 Page 198. as Adenostemma perrottetii |
Home | > | List of families | > | Asteraceae | > | Adenostemma | > | viscosum |