rachis
Example Sentences
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Each leaflet may have its own stalk, but is attached to the rachis.
From Textbooks ● Jun. 9, 2022
In all modern feathers, the central shaft or rachis is a hollow tube.
From Science Magazine ● Dec. 14, 2018
Most modern bird feathers have a central shaft called a rachis; think of the ink rod in a quill pen.
From New York Times ● Dec. 8, 2016
Their structure suggests that the two finest tiers of branching in modern feathers, known as barbs and barbules, arose before the rachis formed.
From BBC ● Dec. 8, 2016
It had a magenta rachis down the center with soft green vanes that shimmered yellow and purple and blue depending on how you turned it.
From "The Reader" by Traci Chee
The female inflorescence is a large globose head consisting of short spikelets articulate at the very base of the rachis, short bracts and very long, spreading, rigid rod-like rachises.
From A Handbook of Some South Indian Grasses by K. Rangachari
The inflorescence is a spike-like panicle, with very short filiform inarticulate branches and rachises.
From A Handbook of Some South Indian Grasses by K. Rangachari
Sometimes at the base of the rachises, main or secondary, glandular streaks are seen as in the rachises of Sporobolus coromandelianus.
From A Handbook of Some South Indian Grasses by K. Rangachari
Many species of Andropogon have such jointed rachises.
From A Handbook of Some South Indian Grasses by K. Rangachari
