They may also be divided into those with and without the plumule.
"Outlines of Lessons in Botany, Part I; From Seed to Leaf" by Jane H. Newell
It is important that the leaves on the primary axis arising from the plumule are examined.
"Northern Nut Growers Association Thirty-Fourth Annual Report 1943" by Various
Plumules: specialized scales of the androconia of male Lepidoptera.
"Explanation of Terms Used in Entomology" by John. B. Smith
The sheath which envelopes the radicle is called =coleorhiza= and that of the plumule, =pileole= or =germ-sheath=.
"A Handbook of Some South Indian Grasses" by Rai Bahadur K. Ranga Achariyar
Cotyledons opened to show the radicle a, and the plumule.
"Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 4" by Various
For example, the single plumule which develops from a germinating wheat embryo has at its upper end a hundred or more tiny growing points.
"The Chemistry of Plant Life" by Roscoe Wilfred Thatcher
When there is such a bud between the cotyledons in the seed or seedling it is called the PLUMULE.
"The Elements of Botany" by Asa Gray
Within the cotyledons the primordial leaves are seen, constituting the plumule or first bud of the plant.
"Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3" by Various
Finally the plumule escapes, its leaves successively breaking through at the tip of the germ-sheath.
"Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3" by Various
Embryo with a single cotyledon, and the leaves of the plumule alternate.
"The Manual of the Botany of the Northern United States" by Asa Gray
Draw to show outer coat, cotyledon, hypocotyl, and plumule.
"A Civic Biology" by George William Hunter