| 1. | Middle leaves have 5 leaflets, upper leaves have 3 leaflets . auriculate.
 
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 | 2. | The foot is large and anteriorly auriculated.
 
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 | 3. | The aperture of a snail shell can have many other forms : semicircular, trilobate or auriculate.
 
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 | 4. | The cauline leaves are much reduced and are short petiolate to sessile but not auriculate-clasping.
 
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 | 5. | At the junction of the blade and sheath there are ear-shaped ( auriculate ) outgrowths.
 
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 | 6. | The blades are oval and auriculate ( with an earlobe-shaped lobe on either side of the petiole ).
 
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 | 7. | Axillary leaves of " Selaginella galeottii " are rarely auriculate and if they are present they are inconspicuous.
 
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 | 8. | There are small " ears " at the junction of the blade and sheath ( i . e . the leaf is somewhat auriculate ).
 
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 | 9. | It is differentiated by other members of " Boechera " by its auriculate-clasping leaves, short white petals, and glaucous stem.
 
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 | 10. | The leaves are auriculate ( ear-shaped ), up to 5 centimeters long by 1.5 wide, and have toothed or lobed edges.
 
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