| LO | any fish of the order Crossopterygii |
|---|---|
| LO | any plant or flower of the genus Lobelia |
| LO | North American lobelia having brilliant red flowers |
| LO | erect perennial aquatic herb of Europe and North America having submerged spongy leaves and pendulous racemes of blue flowers above the water |
| LO | not recognized in all classification systems |
| LO | North American wild lobelia having small blue flowers and inflated capsules formerly used as an antispasmodic |
| LO | tall erect and very leafy perennial herb of eastern North America having dense spikes of blue flowers |
| LO | not recognized in all classification systems |
| LO | belonging to the family Lobeliaceae |
| LO | a genus of Phalaropidae |
| LO | breeds in arctic regions of Old and New worlds |
| LO | thick gruel |