Rice Trait Ontology

ID	NAME	DEFINITION	IS_A
TO:0000534	culm color	"Variation in the color of the culm of a grass plant." [Gramene:pankaj_jaiswal]	TO:0000056 ! stem color
TO:0000536	spikelet floret color	"A spikelet floret morphology trait (TO:0000274) which is the color of a spikelet floret (PO:0009082)." [Gramene:pankaj_jaiswal, PATO:0000014, PO:0009082, TO:cooperl]	TO:0000537 ! flower colorTO:0000274 ! spikelet floret morphology trait
TO:0000537	flower color	"A flower morphology trait (TO:0000499) which is the color of the flower (PO:0009046)." [Gramene:pankaj_jaiswal, PO:0009046, TO:moorel]	TO:0000499 ! flower morphology trait
TO:0000538	large vascular bundle number to leaf area ratio	"A ratio of the large sized vascular bundles to the leaf surface area." [Gramene:pankaj_jaiswal]	TO:0000472 ! vascular bundle number
TO:0000539	large vascular bundle number	"Number of the large sized vascular bundles." [Gramene:pankaj_jaiswal]	TO:0000472 ! vascular bundle number
TO:0000540	leaf area trait	"A leaf morphology trait (TO:0000748) which is the total area of a leaf (PO:0025034)." [Gramene:pankaj_jaiswal, PO:0025034, TO:cooperl]	TO:0002637 ! leaf size
TO:0000541	leaf position	"A leaf morphology trait (TO:0000748) which is the position of the leaf (PO:0025034) on the plant." [Gramene:pankaj_jaiswal, TO:cooperl]	TO:0000748 ! leaf morphology trait
TO:0000542	leaf length to width ratio	"A leaf morphology trait (TO:0000748) which is the ratio of leaf length (TO:0000135) to leaf width (TO:0000370)." [Gramene:pankaj_jaiswal, TO:cooperl]	TO:0000748 ! leaf morphology trait
TO:0000543	leaf nitrogen content	"A leaf composition trait (TO:0000493) which is the amount of nitrogen (CHEBI:51143) in the leaf (PO:0025034)." [CHEBI:51143]	TO:0000493 ! leaf composition trait
TO:0000544	mesocotyl length	"A mesocotyl morphology trait (TO:0000758) which is the length of a mesocotyl (PO:0020037)." [Gramene:pankaj_jaiswal, PO:0020037, TO:cooperl]	TO:0000145 ! shoot axis internode lengthTO:0000758 ! mesocotyl morphology trait
TO:0000545	panicle base to lowest branch	"A panicle inflorescence morphology trait (TO:0000847) which is the length of the region between the panicle base to the lowest (the first) primary panicle branch." [Gramene:pankaj_jaiswal, TO:moorel]	TO:0000847 ! panicle inflorescence morphology trait
TO:0000546	peduncle top diameter	"A peduncle morphology trait (TO:0000776) which is the diameter at the tip of the peduncle (PO:0009053)." [Gramene:pankaj_jaiswal, PO:0009053, TO:cooperl]	TO:0002691 ! peduncle length
TO:0000547	primary branch number	"A primary branch of inflorescence (TO:0000052) trait which is the number of primary branches present in the inflorescence (PO:0009049)." [Gramene:pankaj_jaiswal, PO:0009049, TO:moorel]	TO:0000784 ! inflorescence branch morphology traitTO:0000052 ! primary branching of inflorescenceTO:0000582 ! inflorescence number
TO:0000548	rhizome number	"A shoot system morphology trait (TO:0000077) which is the number of rhizomes present in a shoot system (PO:0009006)." [Gramene:pankaj_jaiswal, TO:cooperl]	TO:0000077 ! shoot system morphology traitTO:0000549 ! rhizome morphology trait
TO:0000549	rhizome morphology trait	"A shoot axis morphology trait (TO:0000739) which is a quality of a rhizome (PO:0004542)." [Gramene:pankaj_jaiswal, TO:cooperl]	TO:0000739 ! shoot axis morphology trait
TO:0000550	rhizome branch angle	"A rhizome morphology trait (TO:0000549) which is the angle of a branch (PO:0025073) on a rhizome (PO:0004542) ." [Gramene:pankaj_jaiswal, TO:cooperl]	TO:0000549 ! rhizome morphology trait
TO:0000551	rhizome branch number	"A rhizome morphology trait (TO:0000549) which is the number of branches (PO:0025073) on a rhizome (PO:0004542)." [Gramene:pankaj_jaiswal, TO:cooperl]	TO:0000549 ! rhizome morphology trait
TO:0000552	shoot dry weight	"The dry weight of the shoot without inflorescence." [Gramene:pankaj_jaiswal37]	TO:0000568 ! shoot axis weight
TO:0000553	rhizome length	"A rhizome morphology trait (TO:0000549) which is the length of a rhizome (PO:0004542)." [Gramene:pankaj_jaiswal, TO:cooperl]	TO:0000549 ! rhizome morphology trait
TO:0000554	rhizome internode length	"A rhizome morphology trait (TO:0000549) which is the length of a rhizome internode (PO:0025204)." [Gramene:pankaj_jaiswal, TO:cooperl]	TO:0000754 ! cardinal organ part morphology traitTO:0000553 ! rhizome length