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Maryland Checklist - Genus: Dioscorea - all-time (Total: 2)
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Show All
Adventive
\n
Coastal Plain only
\n
Endangered (Federal)
\n
Endangered (MD)
\n
Excluded
\n
Exotic
\n
Extinct
\n
Extirpated
\n
Extralimital
\n
G1 (Highly globally rare)
\n
G1G2 (Highly globally rare)
\n
G2 (Globally rare)
\n
G2G3 (Globally rare)
\n
G3 (Globally rare/local)
\n
G3G4 (Globally vulnerable)
\n
G4
\n
G4G5
\n
G5
\n
Garrett only
\n
GH (No known extant occurrences)
\n
GU (Global status uncertain)
\n
Hybrid
\n
In need of conservation
\n
Invasive
\n
Nativity Uncertain
\n
Non-native
\n
Reviewable (MD/DCRC)
\n
S1 (Highly state rare)
\n
S1B (Highly state rare breeder)
\n
S1M (State rare migrant)
\n
S1N (State rare non-breeder)
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S1S2 (Highly state rare)
\n
S1S2B (State rare breeder)
\n
S2 (State rare)
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S2B (State rare breeder)
\n
S2B (State rare breeder)
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S2S3 (State rare)
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S2S3B (State rare breeder)
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S3 (Watch list)
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S3B (State watchlist breeder)
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S3S4
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S3S4B (State watchlist breeder)
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S4SE
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SH (Historical)
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SHB (State historical breeder)
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SR (State rare)
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Status Uncertain
\n
SUB (Status uncertain breeder)
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SXB (State extirpated breeder)
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SXM (State extirpated migrant)
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Threatened (Federal)
\n
Threatened (MD)
\n
Undescribed
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Vulnerable
\n
Waif
\n
Western MD only
\n
Worcester only
\n
Photos
Common Name
Genus
Species
Records
Category
Family
Order
Class
Kingdom
1
Chinese Yam
Dioscorea
polystachya
103
Yam Family
Dioscoreaceae
Liliales
Magnoliopsida
Plantae
2
Wild Yam
Dioscorea
villosa
496
Yam Family
Dioscoreaceae
Liliales
Magnoliopsida
Plantae
View Bibliography
