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2,779 species in Elk Island National Park
Cerylon castaneum
Chaetosiphon thomasi
Chalciporus piperatus
Cheilotrichia stigmatica
Chenopodium leptophyllum
Chionea valga
Chironomus anthracinus
Chironomus bifurcatus
Chironomus staegeri
Chlorociboria aeruginascens
Chlorophyllum rhacodes
Chrysops frigidus
Chrysosplenium iowense
Lemna turionifera
Lepidium densiflorum
Lestica producticollis
Lethocerus americanus
Romualdius scaber
Leucozona lucorum
Leydigia acanthocercoides
Leymus innovatus
Limnocythere inopinata
Liohippelates pallipes
Liriomyza eupatorii
Liriomyza lathyri
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