Sentences with phrase «male flower parts»
A group of South American plants has evolved bulbous organs in their flowers that spray pollen at pollinating birds because birds eat the male flower parts whole
https://www.newscientist.com/ Not exact matches
The term called for, I think, is one which means that, in the case of flowers or animals, both female and male parts are present (and functional!)
In plant taxonomy gynandrous refers to a fusion of male flowers (stamens, actually) on a style (part of the pistil or female reproductive structure) such as in orchids and milkweeds.
Mulberries are dioecious, meaning that the flowering parts are on different trees --- males and females --- and the fruits and seeds are produced on the female plants.
Unlike say pumpkins, which produce male and female flowers, with the female flower needing the pollen from the male flower to create the pumpkin fruit, chilli flowers contain both male and female parts.
«It was surprising that many classic characteristics of orchids — the tiny, dust - like seeds, the role of fungi in triggering germination, the fused male - female flower parts that define the orchid flower — did not trigger the acceleration in species formation,» says Thomas Givnish, a professor of botany and first author of the new study.
They determined that it was a different species from the following observations: the parts above ground are a dark purple, the filament of the male (staminate) flower is no higher than the anther, and the style of the female (pistillate) flower is club - shaped with multiple papillae.
The male parts of flowers, or stamens, make pollen.
One had a mitochondrial mutation that prevents the male parts of flowers developing normally.
At present, the only way to prevent some plants self - fertilising is to remove the male parts of flowers by hand, which is very labour intensive.
But what puzzled Sokoloff was that in Sauquet's analysis, the flower's petals and male reproductive parts were arranged in whorls, yet the female reproductive organs called carpels were arranged in a spiral.