Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov. Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

NLM Logo

Hypocotyl MeSH Descriptor Data 2025


MeSH Heading
Hypocotyl
Tree Number(s)
A18.024.875.750
A18.024.937.249
A18.550.500
Unique ID
D018546
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D018546
Annotation
coordinate with specific plant
Scope Note
The region of the stem beneath the stalks of the seed leaves (cotyledons) and directly above the young root of the embryo plant. It grows rapidly in seedlings showing epigeal germination and lifts the cotyledons above the soil surface. In this region (the transition zone) the arrangement of vascular bundles in the root changes to that of the stem. (From Concise Dictionary of Biology, 1990)
Entry Term(s)
Hypocotyls
Previous Indexing
Plants (1966-1994)
Public MeSH Note
95
History Note
95
Date Established
1995/01/01
Date of Entry
1994/06/07
Revision Date
2009/07/06
Hypocotyl Preferred
page delivered in 0.122s