Flowering example sentences

However, the range of different life forms (bacteria, fungi, ferns, flowering plants, nematodes, insects, birds, reptiles and so on) is also important.We shall discuss briefly the role of light and temperature (both of them, the extrinsic factors) on initiation of flowering.This hormonal substance migrates from leaves to shoot apices for inducing flowering only when the plants are exposed to the necessary inductive photoperiod.Such a classification for flowering plants was given by George Bentham and Joseph Dalton Hooker.As already mentioned, the weedicides are sprayed during the vegetative growth of weeds before flowering and seed formation.There are many plants, however, where there is no such correlation between exposure to light duration and inducation of flowering response; such plants are called day-neutral plants.It has been hypothesised that there is a hormonal substance(s) that is responsible for flowering.It has been observed that some plants require a periodic exposure to light to induce flowering.Flowering in some plants is induced only when exposed to certain duration of photoperiod.Ethylene is used to initiate flowering and for synchronising fruit-set in pineapples.Some of such events could be: vernalisation, flowering, dormancy, seed germination, plant movements, etc.One group of PGRs are involved in growth promoting activities, such as cell division, cell enlargement, pattern formation, tropic growth, flowering, fruiting and seed formation.ernalisation refers specially to the promotion of flowering by a period of low temperature.Subjecting the growing of a biennial plant to a cold treatment stimulates a subsequent photoperiodic flowering response.The establishment of the Delhi College in 1792 led to a great intellectual flowering in the sciences as well as the humanities, largely in the Urdu language.