| Home | > | List of families | > | Marsileaceae | > | Marsilea | > | fenestrata |
| Synonyms: | |
| Common names: | |
| Frequency: | |
| Status: | Native |
| Description: |
Floating form: stipe up to 20 cm long; leaflets obdeltate, 4-16 × 2-15 mm, outer margin rounded, shallowly sinuate to scalloped, hairless, with translucent streaks between the veins. Dry land form: stipe 2.5-9 cm long, leaflets narrowly obdeltate, 4-12 × 2-8 mm, outer margins deeply sinuate to incised, thinly set with long hairs above, sparser below, translucent streaks present. Sporocarps: clustered in fairly dense groups, ± 3.5 × 3 mm, roughly rectangular in outline, upper side straight to slightly concave, lower side curved, narrowly elliptic in dorsoventral cross-section; hairy when young becoming subglabrous when mature; lower tooth a shallow hump, upper tooth prominent, sharply acute, frequently curved; pedicels 2.5-7 mm, somewhat curved, ascending, free, many arising from the axils of the stipes. |
| Notes: | Differs from M. ephippiocarpa by having sporacarps with unbranched, free, not united pedicels, leaves have distinctive translucent streaks. |
| Derivation of specific name: | fenestra: with windows; referring to the translucent, longitudinal streaks in the leaflets. |
| Habitat: | In mud on the edge of seasonal pans. |
| Altitude range: | |
| Worldwide distribution: | Mozambique, South Africa, Eswatini |
| Mozambique distribution: | M |
| Growth form(s): | Aquatic, terrestrial. |
| Endemic status: | |
| Red data list status: | |
| Insects associated with this species: | |
| Spot characters: | Display spot characters for this species |
| Literature: |
Burrows, J.E. (1990). Southern African Ferns and Fern Allies. Frandsen, Sandton. Pages 72 - 73. (Includes a picture). Crouch, N.R., Klopper, R.R., Burrows, J.E. & Burrows, S.M. (2011). Ferns of Southern Africa, A comprehensive guide Struik Nature Pages 240 - 241. (Includes a picture). 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 12. Jacobsen, W.B.G. (1983). The Ferns and Fern Allies of Southern Africa. Butterworths, Durban and Pretoria. Pages 480 - 481. (Includes a picture). Roux, J.P. (2001). Conspectus of Southern African Pteridophyta. Southern African Botanical Diversity Network Report 13 Page 176. Roux, J.P. (2009). Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands Page 56. |
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