Home | > | List of families | > | Hydrostachyaceae | > | Hydrostachys | > | polymorpha |
Synonyms: |
Hydrostachys cristulata Wedd. Hydrostachys multipinnata Engl. Hydrostachys natalensis Wedd. |
Common names: | |
Frequency: | |
Status: | Native |
Description: |
Aquatic perennial herb. Leaves more or less submerged, tufted, fern-like, up to 70 cm long, narrowly elliptic to lanceolate in outline, 2-3-pinnate; primary pinnae in 25-70 pairs, each densely divided again into small scale-like, simple or filiform-branched pinnules; petiole and rhachis flattened, covered with numerous small, ovate, scale-like appendages. Inflorescences erect, emergent spikes up to 30 cm long, unisexual, browinish. Flowers minute. Fruit ellipic, hairless, up to c. 2.5 × 1 mm. |
Notes: | |
Derivation of specific name: | polymorpha: of many forms |
Habitat: | |
Altitude range: | |
Flowering time: | |
Worldwide distribution: | Angola, Namibia, DRC, Tanzania, Malawi, Mozambique, Zambia, Zimbabwe and KwaZulu-Natal, South Africa. |
Malawi distribution: | N,S |
Growth form(s): | |
Endemic status: | |
Red data list status: | |
Insects associated with this species: | |
Spot characters: | Display spot characters for this species |
Literature: |
Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 32. 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 76. 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 54. Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 67. Stannard, B.L. (1997). Hydrostachyaceae Flora Zambesiaca 9(2) Pages 12 - 14. (Includes a picture). |
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