How To Use polypetalous In A Sentence
- Flowers that, under ordinary circumstances, are gamopetalous, become, in some instances, multiplied by the formation of additional segments, just as in the case of polypetalous corollas; but in these cases the corollas become polypetalous, their petals do not cohere one with another. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
- It is more common among polysepalous and polypetalous plants than in those in which the sepals or petals are united together. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
- In the case of polypetalous, or rather dialypetalous flowers, the petals may be very largely increased by multiplication, as in roses, anemones, pinks, &c. In the last-named genus the number is often so much increased that the calyx splits from the tension exercised on it by the increasing mass within. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
- = -- 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. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
- 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!! he objects, in fact to what constitutes the great value of a character, _its mode of variation_. Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries
- = -- With reference to double flowers, it was remarked by Linné that polypetalous flowers were, as he said, multiplied, while monopetalous flowers were duplicated, or triplicated, as the case may be, [435] a statement that is true in the main, though it requires modification. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
- When the plants in which these occurrences happen most frequently are compared together, it may be seen that partial or entire suppression of the floral envelopes, calyx, and corolla, is far more commonly met with in the polypetalous and hypogynous groups than in the gamopetalous or epigynous series. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
- = Cohesion of the sepals = in a normally polypetalous calyx renders the latter gamosepalous, and is not of uncommon occurrence, to a partial extent, though rarely met with complete. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
- The absolute frequency of this occurrence seems to be greatest in those flowers which are normally polypetalous. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants
- When the plants in which these occurrences happen most frequently are compared together, it may be seen that partial or entire suppression of the floral envelopes, calyx, and corolla, is far more commonly met with in the polypetalous and hypogynous groups than in the gamopetalous or epigynous series. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants