03. Explain different types of racemose
inflorescences.
Answers
Answer:
Explanation: Racemose is an inflorescence in which the terminal of a branch does not transform into a flower that is the reason it is also called as indefinite inflorescence in which the flowers are arranged acropetally.
Different types of the racemose inflorescence are:-
Corymb-All the flowers are arranged at the same level due to the slight shortening of peduncle and pedicel is slightly elongated of lower flowers. An example is a candytuft.
Umbel:-Pedicellate flowers are arranged centripetally around an extremely reduced peduncle with an involucre below. An example is Centella
Spike:-Sessile flower born acropetally. An example is Amaranthus.
Spikelet:-it is a compact spike with few flowers born on the axis called rachilla and surrounded by two scales called glumes. An example is a wheat.
Catkin:-Compact unisexual spike often hanging. An example is Acalypha.
Spadix: -A fleshy spike covered with spathe. An example is a maize.
Answer:
Answer:
Explanation:
Based on branching, length of peduncle and flowering pattern raceme inflorescence is divided into various types, they are:
Based on Elongation of Main Axis, They are of Five Types: Recime. Spike. Spadik. Catkin. Spikelets.
Based on Shortened Main Axis: Corymb. Umbel.
Based on Flattened Main Axis: Capitulum.
Hope this helps....