Ophioglossaceae
Limestone adderstongue
Ophioglossum engelmannii
- Family
- Ophioglossaceae
- Genus
- Ophioglossum
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Ophioglossum engelmanniiOphioglossaceae
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Common names
By language (1)
- English
- Limestone adderstongue
Synonyms
- Ophioglossum vulgatum f. engelmannii (Prantl) Clute
- Ophioglossum vulgatum var. engelmannii (Prantl) G.Tilton
- Whittieria engelmannii (Prantl) Li Bing Zhang, Liang Zhang & Xia Wan
- Whittieria engelmannii (Prantl) Li Bing Zhang & Liang Zhang
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
More in Ophioglossum
- Southern adderstongueOphioglossum vulgatumOphioglossaceae
- AdderstongueOphioglossum azoricumOphioglossaceae
- Least adder's-tongueOphioglossum lusitanicumOphioglossaceae
- California adderstongueOphioglossum californicumOphioglossaceae
- Longstem adderstongueOphioglossum petiolatumOphioglossaceae
- Northern adderstongueOphioglossum pusillumOphioglossaceae
- Large adderstongueOphioglossum polyphyllumOphioglossaceae
- Netted adderstongueOphioglossum reticulatumOphioglossaceae
- Ophioglossum thermaleOphioglossaceae
- Ophioglossum bergianumOphioglossaceae
- Ophioglossum costatumOphioglossaceae
- Bulbous adderstongueOphioglossum crotalophoroidesOphioglossaceae
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.