pulvinus वाक्य
उदाहरण वाक्य
मोबाइल
- Sunflowers do not have a pulvinus below their inflorescence.
- A pulvinus on a petiolule is called a pulvinulus.
- This is the largest pulvinus of any known plant.
- Base of petiole swollen to form the pulvinus.
- A pulvinus is also sometimes called a geniculum.
- The pulvinus is a motor structure consisting of a rod of sclerenchyma surrounded by collenchyma.
- The leaf stems measure between 1 and 3 mm long, swollen at the base; often reduced to a pulvinus.
- Leaves green, sessile or shortly but distinctly petiolate, petiole with pulvinus, lower side, lower side of leaves mostly lanuginose.
- This is followed by an efflux of water, resulting in a sudden change of turgor pressure in the cells of the pulvinus.
- At the base of each frond, surrounding the pulvinus like two catcher's mits, is a pair of fleshy stipules.
- A pulvinus is a flexible segment in the leaf stalks ( petiole ) of some plant species and functions as a'joint '.
- There may be swollen regions at either end of the petiole known as pulvina ( singular = pulvinus ) that are composed of a flexible tissue that allows leaf movement.
- Determining that a tree is a member of a spruce species is not difficult; evergreen needles that are more or less quadangled, and especially the pulvinus, give it away.
- Leaves are present, except for a few species of " Phyllanthus " that have flattened, leaflike stems called petiole is nearly always present, often with a pulvinus at its base.
- He conducted extensive research on the mechanics of sap ascent, the construction of a leaf's pulvinus, the positioning of a plants'leaves, and the inner-workings between stomata and its guard cells.
- A seat for these was called a " pulvinar ", from " pulvinus " ( " cushion " ), and many temples held these; at the banquets statues of the deity were placed on them.
- In most plants, old senesced leaves will simply fall by themselves when ready will simply pop off at the pulvinus ( the little bulb like you find at the end of elm and oak petioles ) if you touch them lightly or blow on them.
- Phyllodes straight or curved, terete or subterete, 5 16 cm long, 0.5 1.3 mm wide, obscurely multistriate, usually finely hairy along margins especially towards curved, acute apex; glands absent or 1 inconspicuous gland at base; pulvinus 2 3 mm long.
- The succulent petioles, again in Queensland, can be up to four in ( 10 cm ) thick, and in the variety A e . microura of the Solomon Islands the petiole can be up to 8'9 " ( 2.7 meters ) in length, joined to the trunk or caudex by a pulvinus which can be up to 8 in ( 20 cm ) thick that serves to raise and lower the frond in response to weather conditions.
- Alternate, compound, bipinnate, petiolate, petiole long with gland below and lower pair of pinnae and a few between the upper pinna; pinna 8-30 pairs, opposite; leaflets 40-80 pairs close set, sessile, linear-oblong, fulcate ( sickle or scythe shaped ), truncate at the base [ 2 ] ( as it cut off by a straight tranverse line; blunt ); stipulate, leaf base frequently swollen forming pulvinus.
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