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Synonyms:
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| Common names:
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| Frequency:
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| Status:
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Native |
Description:
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Submerged herb, with stems up to 1 m. Rhizome 0 or poorly developed. Stipular sheaths 6-17 mm, tubular, splitting later. Leaves c.20-40 × 1-2 mm,
linear, all submerged, firm and translucent; apex obtuse, with 2 lateral longitudinal veins joining the midrib
abruptly near the tip at unequal heights. Lacunar system 0 or sometimes a very narrow dense band flanking the midrib. Spikes
usually shorter than leaves; flowers 2-4 per whorl with up to 4 whorls per spike. Drupe 2-2.5 mm, obovoid, smooth; beak short and straight. |
| Notes:
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| Derivation of specific name:
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pusillus: insignificant, small, weak |
| Habitat:
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Slow-flowing waters, 30-60 cm deep, sometimes lightly brackish. Also often in disturbed places, such as ditches, ponds and reservoirs. |
| Altitude range: |
600 - 1750 m |
| Flowering time:
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| Worldwide distribution:
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Widespread in Africa, Europe, temperate Asia and North America. Less common in tropical America and Asia. |
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Mozambique distribution:
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MS |
| Growth form:
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| Endemic status:
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| Red data list status:
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| Insects (whose larvae eat this species):
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| Spot characters:
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Display spot characters for this species |
| Literature:
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Pooley, E. (1998). A Field Guide to the Wild Flowers of KwaZulu-Natal and the Eastern Region. Natal Flora Publications Trust. Durban. Pages 502 - 503. (Includes a picture).
Symoens, J.J. (2009). Potamogetonaceae FZ 12(2) Pages 83 - 84.
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