Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

We omitted to ascertain whether the cotyledons of Geranium rotundifolium possess pulvini.

From The Power of Movement in Plants by Darwin, Charles

Leaves and cotyledons assume their nocturnal position by two means, by the aid of pulvini and without such aid.

From The Power of Movement in Plants by Darwin, Charles

As a general rule, cotyledons which are provided with pulvini continue to rise or sink at night during a much longer period than those destitute of this organ.

From The Power of Movement in Plants by Darwin, Charles

According to the analogy of all other pulvini, such joints ought to continue circumnutating for a long period, after the adjoining parts have ceased to grow.

From The Power of Movement in Plants by Darwin, Charles

All the leaflets of L. Gebelii, and probably of the other species, are provided at their bases with distinct pulvini, of a yellowish colour, and formed of very small cells.

From The Power of Movement in Plants by Darwin, Charles