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What is Tristichous phyllotaxy?
Tristichous phyllotaxy is the arrangement of leaves spirally in three alternate vertical rows. In this mode of arrangement, the first, fourth, seventh and tenth leaf remains in one row while the third, sixth, ninth and twelfth in the second row and second, fifth, eighth and eleventh in the third row.
How many leaves does spiral phyllotaxy have?
UPLOAD PHOTO AND GET THE ANSWER NOW! Step by step video & image solution for [object Object] by Biology experts to help you in doubts & scoring excellent marks in Class 11 exams….In spiral phyllotaxy, the number of leaves at each node is.
Question | In spiral phyllotaxy, the number of leaves at each node is |
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What is phyllotaxy leaf arrangement?
Phyllotaxy is the arrangement of leaves around the stem. One leaf attached per node; leaves may be spirally arranged around the stem (left) or distichous — arranged in two opposite ranks (right). Two leaves are borne at each node on opposite sides of the stem.
What is the example of alternate phyllotaxy?
(1) An alternate phyllotaxy: In this type of phyllotaxy, the single leaf is present at each node. These leaves are alternate in the position. The examples of this type of phyllotaxy are rose, sun flower, mustard etc.
What is Tristichous?
Definition of tristichous : arranged in three especially vertical rows a tristichous leaf.
Does China Rose have opposite phyllotaxy?
Complete answer: Out of China Rose, Ocimum, Sunflower, Mustard, Alstonia, Guava, Calotropis, and Nerium, only three plants show opposite phyllotaxy.
What is spiral phyllotaxy?
The pattern of arrangement of the leaves on the stem of the plants is phyllotaxy. Spiral phyllotaxy has a single leaf on each node. The term phyllotaxy was coined by Charles Bonnet to describe the arrangement of leaves on a plant.
What does phyllotaxy mean?
The arrangement of leaves on a branch or stem is called phyllotaxy.
Does sunflower have opposite phyllotaxy?
The plants that show opposite phyllotaxy may be weeds, aromatic herbs, or even common fruit-bearing trees. Complete answer: Out of China Rose, Ocimum, Sunflower, Mustard, Alstonia, Guava, Calotropis, and Nerium, only three plants show opposite phyllotaxy.
Is mustard opposite phyllotaxy?