One talks of the typical nature of polypetalous or monopetalous plants; another ridicules the idea, because as he wisely says, some polypetalous plants are monopetalous, and vice versa!
The polypetalous genera Pyrola, Ledum, and Monotropa among the sympetalous heaths, are a remarkable instance of this.
Hence there can be no objection to the view, that the heaths have arisen in an analogous manner from their polypetalous ancestors.
A genus of exogenous polypetalous plants, embracing about one hundred and eighty species.
In the polypetalous forms progression from hypogyny to epigyny is generally recognized, and where dorsiventrality with insect-pollination has been established, a dominant group has been developed as in the Leguminosae.
Well-defined polypetalous and gamopetalous genera sometimes occur in the same order, and even Monocotyledons and Dicotyledons are classed together where they have some striking physiological character in common.
Having the appearance of being labiate; -- said of certainpolypetalous corollas.
A genus of polypetalousherbaceous plants, including all kinds of violets.
Bearing the stamens directly on the receptacle; -- said of a subclass of polypetalous dicotyledonous plants in the system of De Candolle.
A genus of polypetalous plants; also, any plant of the genus.
Others of more limited utility are very numerous, as the Tricoccae, Rhocadeae, Amarantinae; but the Leguminosae form by far the largest family of polypetalous phanerogames.
Defn: Any plant or species of the genus Papaver, herbs with showy polypetalous flowers and a milky juice.
Defn: Of or pertaining to a natural order (Sterculiaceæ) of polypetalous exogenous plants, mostly tropical.
Defn: A genus of polypetalous herbaceous plants, including all kinds of violets.
Defn: Having the appearance of being labiate; -- said of certain polypetalous corollas.
Defn: Bearing the stamens directly on the receptacle; -- said of a subclass of polypetalous dicotyledonous plants in the system of De Candolle.
Defn: A genus of exogenous polypetalous plants, embracing about one hundred and eighty species.
Defn: A genus of polypetalous plants; also, any plant of the genus.
In some polypetalous corollas, as that of the vine, the petals are separate at the base and adhere by the apices.
Amongst regular polypetalous corollas may be noticed the rosaceous corolla (fig.
Of irregular polypetalous corollas the most marked is the papilionaceous (fig.
The instances of this are more frequent than in the case of the calyx, and admit of classification according as they occur in polypetalous or gamopetalous flowers, on the outer or inner surface of the petals, &c.
The same relationship, but in a much less degree, exists in the case of median prolification, as that aberration is likewise most commonly met with in polypetalous flowers.
It is more common among polysepalous and polypetalous plants than in those in which the sepals or petals are united together.
The polypetalous corolla, as well as the gamophyllous corolla, may be regular or irregular, according as the foliola are equally or unequally united.
The same botanists who took our solanum for a plant with a polypetalous corolla, considered the Bitter-sweet (Solanum dulcamara) to be a metamorphosis of the Garden Nightshade!
But in spite of occasional exceptions this large group of polypetalous families do usually bear separate petals and sepals, and are among the most important of all the plant families.
Several genera or species belonging to Polypetalous Orders are destitute of petals, or have them more or less united.
If we regard the petals of a polypetalouscorolla in the import or light of pinnate leaflets, the legitimate regularity of their numerical relations, and the so-called irregularity of their arrangement is easily explained.
Polypetalous calycine corollæ, with a drupe or its fundamental form, the legumen.
Lastly, in the polypetalous corolla the reticular or petiolated leaf appears upon its highest stage--reticular or phylloid corolla.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "polypetalous" in a variety of sentences. We hope that you will now be able to make sentences using this word.
