Home | > | List of families | > | Araceae | > | Lemna | > | aequinoctialis |
Synonyms: |
Lemna angolensis Hegelm. Lemna paucicostata Engelm. Lemna perpusilla Torr. |
Common names: | Duckweed (English) |
Frequency: | Common and widespread in Zimbabwe except the most humid regions of the Eastern Highlands. |
Status: | Native |
Description: |
Minute free-floating aquatic, often forming extensive colonies. Thallus pale green, more or less ovate, 1.5-4 mm, asymmetric, obscurely 3-veined. Root solitary. |
Notes: | |
Derivation of specific name: | aequinoctialis: of the equinox (possibly referring to the flowering time) |
Habitat: | Surface of pools, both permanent and seasonal |
Altitude range: (metres) | Up to 1600 m |
Flowering time: | |
Worldwide distribution: | |
Zimbabwe distribution: | N,W,C,S |
Growth form(s): | Aquatic. |
Endemic status: | |
Red data list status: | |
Insects associated with this species: | |
Spot characters: | Display spot characters for this species |
Images last updated: | Thursday 5 April 2007 |
Literature: |
Daubs, E.H. (1965). A Monograph of Lemnaceae Illinois Biological Monographs 34 The University of Illinois Press, Urbana. Pages 25 - 27. As Lemna perpusilla (Includes a picture). Gibbs Russell, G.E. (1977). Keys to Vascular Aquatic Plants in Rhodesia Kirkia 10(2) Page 462. as Lemna perpusilla Haigh, A. & Boyce, P. (2012). Araceae Flora Zambesiaca 12(1) Pages 6 - 8. (Includes a picture). Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 559. (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 93. Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 105. as Lemna perpusilla Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 126. 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 185. |
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