Dioscoreaceae
Bulbous yam
Dioscorea pilosiuscula
- Family
- Dioscoreaceae
- Genus
- Dioscorea
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Common names
By language (1)
- English
- Bulbous yam
Synonyms
- Dioscorea costaricensis R.Knuth
- Dioscorea cuspidata Balb. ex Kunth
- Dioscorea duchassaingii R.Knuth
- Dioscorea lanosa Gleason
- Dioscorea lasseriana Steyerm.
- Dioscorea lindmanii Uline ex R.Knuth
- Dioscorea pilosiuscula var. panamensis R.Knuth
- Dioscorea sapindioides C.Presl
- Dioscorea schomburgkiana Kunth ex Schomb.
- Dioscorea schomburgkiana (Kunth) Hochr.
- Helmia pilosiuscula (Bertero ex Spreng.) Kunth
- Helmia schomburgkiana Kunth
Characteristics
- Growth habit
- Forb/herb, Vine
- Lifespan
- Perennial
- In the US and Canada
- Puerto Rico: native, U.S. Virgin Islands: native
Photos
Photo: Matteo Cassella, CC BY-SA 4.0, from iNaturalist 
Photo: Kurt Miller, CC BY-SA 4.0, from iNaturalist 
Photo: Neptalí Ramírez Marcial, CC BY 4.0, from iNaturalist
More in Dioscorea
- Dioscorea communisDioscoreaceae
- Water yamDioscorea alataDioscoreaceae
- Air yamDioscorea bulbiferaDioscoreaceae
- Chinese yamDioscorea polystachyaDioscoreaceae
- Lesser yamDioscorea esculentaDioscoreaceae
- Chinese yamDioscorea oppositifoliaDioscoreaceae
- Japanese yamDioscorea japonicaDioscoreaceae
- Fiveleaf yamDioscorea pentaphyllaDioscoreaceae
- Wild yamDioscorea villosaDioscoreaceae
- YamDioscorea hispidaDioscoreaceae
- Elephant's foot yamDioscorea elephantipesDioscoreaceae
- Yellow guinea yamDioscorea cayennensisDioscoreaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.