Native Plants
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Botrychium rugulosum
Botrychium rugulosum W.H. Wagner
Ternate Grapefern
Ophioglossaceae (Adder's-Tongue Family)
Synonym(s): Botrychium ternatum
USDA Symbol: BORU
USDA Native Status: L48 (N), CAN (N)
Plant Characteristics
Duration: PerennialHabit: Herb , Fern
Size Notes: Up to about 18 inches tall, often shorter.
Bloom Information
Bloom Color: Not ApplicableBloom Notes: Non-flowering, sporulating plant. Sporulates Jul - Sep. Sporangial clusters with sessile or short-stalked sporangia resembling a bunch of greenish brown grapes borne on long-stalked sporophores.
Distribution
USA: CT , MI , MN , NY , VT , WICanada: NB , ON , PE , QC
Web Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resources
USDA: Find Botrychium rugulosum in USDA PlantsFNA: Find Botrychium rugulosum in the Flora of North America (if available)
Google: Search Google for Botrychium rugulosum
Metadata
Record Modified: 2023-01-05Research By: TWC Staff