The top pictures are of
Common Name :Colville Glory, Origin :Madagascar Botanical name: Colvillea racemosa. Many plants are there in lalbagh and cubbon park, Bengaluru. Flowering season is late august through september.

The three pictures below are of the family, Heliconia pendula inflorescence. They are also termed lobster's claw. many houses in Bengaluru have them as ornamental plants.