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PlantFiles: Adder's-tongue, Northern adder's-tongue
Ophioglossum pusillum

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Family: Ophioglossaceae
Genus: Ophioglossum (oh-fee-oh-GLOSS-um) (Info)
Species: pusillum (pus-ILL-um) (Info)

Synonym:Ophioglossum vulgatum var. alaskanum
Synonym:Ophioglossum vulgatum var. pseudopodum

Category:
Tropicals and Tender Perennials
Ferns
Epiphytes

Height:
under 6 in. (15 cm)
6-12 in. (15-30 cm)

Spacing:
Unknown - Tell us

Hardiness:
USDA Zone 2a: to -45.5 C (-50 F)
USDA Zone 2b: to -42.7 C (-45 F)
USDA Zone 3a: to -39.9 C (-40 F)
USDA Zone 3b: to -37.2 C (-35 F)
USDA Zone 4a: to -34.4 C (-30 F)
USDA Zone 4b: to -31.6 C (-25 F)
USDA Zone 5a: to -28.8 C (-20 F)
USDA Zone 5b: to -26.1 C (-15 F)
USDA Zone 6a: to -23.3 C (-10 F)
USDA Zone 6b: to -20.5 C (-5 F)
USDA Zone 7a: to -17.7 C (0 F)
USDA Zone 7b: to -14.9 C (5 F)

Sun Exposure:
Light Shade
Partial to Full Shade

Danger:
N/A

Bloom Color:
Inconspicuous/none

Bloom Time:
N/A

Foliage:
Grown for foliage
Deciduous

Other details:
This plant may be considered a protected species; check before digging or gathering seeds

Soil pH requirements:
Unknown - Tell us

Patent Information:
Unknown - Tell us

Propagation Methods:
Unknown - Tell us

Seed Collecting:
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral tcfromky On Oct 7, 2004, tcfromky from Mercer, PA (Zone 5a) wrote:

The translation of this plant name is: Ophioglossum: from ophis for "serpent" and glossa for "tongue" - pusillum: little.



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