rachis |
The stem that holds seeds to the stalk in wheat and other plants; changes from brittle to tough when wheat is domesticated.
Ãâó: highered.mcgraw-hill.com/sites/007299634x/student_...
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rachis |
(Gr. rhachis, a backbone) Main axis of a spike; axis of fern leaf (frond) from which pinnae arise; in compound leaves, the extension of the petiole corresponding to the midrib of an entire leaf.
Ãâó: www.fao.org/docrep/003/X3910E/X3910E21.htm
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raceme |
An inflorescence in which the main axis is elongated but the flowers are borne on pedicels that are about equal in length.
Ãâó: www.fao.org/docrep/003/X3910E/X3910E21.htm
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rachis |
a midrib of the lamina, or of a primary, secondary, tertiary etc. pinna. When unqualified, refers to the midrib of the frond, ie the main axis above the lowermost primary pinna. Also spelled rhachis. pl. rachises.
Ãâó: www.anbg.gov.au/glossary/webpubl/fernglos.htm
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rachis |
In fungi: A conidiophore elongating to one side of a terminally produced spore, often resulting in a zig-zag-shaped structure. (22)
Ãâó: ppathw3.cals.cornell.edu/glossary/Defs_R.htm
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