Northern Adder's Tongue
Ophioglossum pusillum

French names: Ophioglosse

Family: Adder's Tongue Family (Ophioglossaceae)

Distinctive features: Single leaf, single stalk. Very unfernlike.

Leaves: Undivided;  Single, undivided.

Height: 10-20 cm (4-8 in)

Native/Non-native: Native

Status: Uncommon.

Notes: Easily overlooked.

For more information visit: Ontario Ferns

Photographs: 7 photographs available, of which 4 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.

Range Map is at the bottom of the page

Northern Adder's Tongue (Ophioglossum pusillum)

A single leaf, with the fertile stalk extending upwards.

Northern Adder's Tongue (Ophioglossum pusillum)

The top of the fertile stalk. Sorry, no photo of the entire plant yet!

Northern Adder's Tongue (Ophioglossum pusillum)

Herbarium specimen showing the whole plant.

(Royal Botanical Gardens Herbarium,Burlington,Ontario).

Northern Adder's Tongue (Ophioglossum pusillum)

Herbarium specimen showing the main leaf.

(Royal Botanical Gardens Herbarium,Burlington,Ontario).


Range map for Northern Adder's Tongue (Ophioglossum pusillum)

PLEASE NOTE: A coloured Province or State means this species occurs somewhere in that Province/State.
The entire Province/State is coloured, regardless of where in that Province/State it occurs.

(Range map provided courtesy of the USDA website and is displayed here in accordance with their Policies)

 

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