Dioscorea pseudojaponica — The Life Data

Plantae/Tracheophyta/Liliopsida/Dioscoreales/Dioscoreaceae/Dioscorea

At a glance

Occurrence records40

Data sources2

Biological traits4

DNA specimens0

eDNA detections0

Sources2 archives

Databases and archives Dioscorea pseudojaponica's data was compiled from.

GBIFGlobal Biodiversity Information Facility40 records↗

LOTUSNatural Products (Wikidata)compounds↗

On this page3 sections

Every layer below draws on the sources above — open one to explore it, or use ← → to move between tabs.

Traits & measurements2 literature sources4 traits

Chemical compositionLOTUS11 compounds

Occurrence & distributionGBIF40 records

02Traits & measurements

SourcesWCVPGIFT

Life cycle & reproduction1

Life formclimbing tuberous geophyte

Habitat & environment3

Climatesubtropical

Growth formherb

Woodinessnon-woody

03Chemical composition11 compounds

Compounds documented for Dioscorea pseudojaponica across natural-product and food-composition databases — not just the ~150 nutrients on a classic label ("nutritional dark matter").

Compound class profile2 classes

Spirostane steroids7

Furostane steroids4

Documented compounds11 total

Compound	Amount	Source
(+)-Dioscin	present	LOTUS
(2S,3R,4R,5R,6S)-2-[(2R,3R,4S,5S,6R)-5-hydroxy-6-(hydroxymethyl)-2-[[(1S,2S,4S,6R,7S,8R,9S,12S,13R,16S)-6-methoxy-7,9,13-trimethyl-6-[(3R)-3-methyl-4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxybutyl]-5-oxapentacyclo[10.8.0.02,9.04,8.013,18]icos-18-en-16-yl]oxy]-4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-3-yl]oxy-6-methyloxane-3,4,5-triol	present	LOTUS
(2S,3R,4R,5R,6S)-2-[(2S,3R,4S,5R,6S)-5-hydroxy-6-(hydroxymethyl)-2-[(1S,2S,4S,5'R,6R,7S,8R,9S,12S,13R,16S)-5',7,9,13-tetramethylspiro[5-oxapentacyclo[10.8.0.02,9.04,8.013,18]icos-18-ene-6,2'-oxane]-16-yl]oxy-4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-3-yl]oxy-6-methyloxane-3,4,5-triol	present	LOTUS
(2S,3R,4R,5R,6S)-2-[(2S,3S,4S,5R,6S)-4-hydroxy-2-(hydroxymethyl)-6-[(1S,2S,4S,5'R,6R,7S,8R,9S,12S,13R,16S)-5',7,9,13-tetramethylspiro[5-oxapentacyclo[10.8.0.02,9.04,8.013,18]icos-18-ene-6,2'-oxane]-16-yl]oxy-5-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxyoxan-3-yl]oxy-6-methyloxane-3,4,5-triol	present	LOTUS
(2S,3R,4R,5R,6S)-2-[(3S,4S,5R,6S)-4,5-dihydroxy-6-[(2R,3S,4S,5R,6R)-4-hydroxy-2-(hydroxymethyl)-6-[(1S,2S,4S,5'R,6R,7S,8R,9S,12S,13R,16S)-1,5',7,9,13-pentamethylspiro[5-oxapentacyclo[10.8.0.02,9.04,8.013,18]icos-18-ene-6,2'-oxane]-16-yl]oxy-5-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxyoxan-3-yl]oxyoxan-3-yl]oxy-6-methyloxane-3,4,5-triol	present	LOTUS
Asperin	present	LOTUS
Gracillin	present	LOTUS
Methyl protogracillin	present	LOTUS
Methyldichotomin	present	LOTUS
Methylprotodioscin	present	LOTUS

08Occurrence & distribution

Record type40 records

Museum / vouchered40

Range

Area of Occupancy AOO136 km²

Museum / Voucheredphysical evidence

Backed by a physical specimen — a herbarium sheet, sample or voucher held in a collection. “Vouchered” means supported by material evidence, not just an observation.

Coordinate accuracy

no georeferenced coordinates · 40 records without

Open the institutions mapphysical evidence40

10Collections & institutions

Holding institutions4 of 4 geolocated

Institutions and collections holding physical, vouchered specimens of this species — click a row to fly to it on the map.

Institution	Specimens
Nishihara, JP	25
Taipei, TW	10
Tsukuba, JP	3
Odawara, JP	2

4 institutions · 40 of 40 vouchered records shown