Lagarosiphon ilicifolius Oberm.

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Lagarosiphon ilicifolius

Photo: Mike Kennedy
Zambezi (FEOW: Middle Zambezi - Luangwa)

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Synonyms: Hydrilla verticillata sensu Gibbs
Lagarosiphon muscoides Harv. var. major sensu Schinz
Common names:
Status: Native
Stems robust, 1.2 - 3 mm in diameter; leaves 4.5-13.5 × 2-3.7 mm, alternate, occasionally subopposite or even whorled, mostly recurved, thick, opaque; apex acute. Epidermal cells mainly equal-sided; margins with outer row almost translucent, without sclerenchyma fibres, each side with 12-48 teeth; leaf teeth long, sharp, spreading or recurved on broad triangular protuberances; central area narrow, without septa or sclerenchyma fibres. Male inflorescence a spathe with up to 30 flower buds; spathe valves ovate, pale violet or pinkish. Female inflorescence with ovate to narrowly ovate spathe valves; female flower with pale lilac perianth. Capsule ovoid to narrowly ovoid, tapered above.
Derivation of specific name: ilicifolius: with leaves like an Ilex (holly)
Habitat: Lakes, dams, ponds and rivers, in water up to 3 m deep.
Altitude range: (metres) 500 - 1150 m
Flowering time:
Worldwide distribution: Most common in the Zambezian region, namely Angola, DRC, Namibia, Botswana, Zambia and Zimbabwe.
Zimbabwe distribution: N,W
Growth form(s): Aquatic.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species

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 91.

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 124.

Symoens, J.J. (2009). Hydrocharitaceae Flora Zambesiaca 12(2) Pages 25 - 27. (Includes a picture).

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.

Other sources of information about Lagarosiphon ilicifolius:

Our websites:

Flora of Botswana: Lagarosiphon ilicifolius
Flora of Caprivi: Lagarosiphon ilicifolius
Flora of Zambia: Lagarosiphon ilicifolius

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Zimbabwe: Species information: Lagarosiphon ilicifolius., retrieved 21 May 2024

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