| Citation | Levitt, G.J. and J.J. Bolton, 1991 Seasonal patterns of photosynthesis and physiological parameters and the effects of emersion in littoral seaweeds. Botanica Marina 34:403-410. |
| Ref. | 90811 Levitt, G.J. and J.J. Bolton, 1991 |
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| Named Used as Valid | Ulva rigida |
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