Step into the world of ferns, and you’ll quickly discover a family of plants renowned for their delicate, often feathery fronds. But then, you’ll meet the Hart’s Tongue Fern (Asplenium scolopendrium), and all your preconceived notions might just get delightfully upended! This isn’t your average fern, and its story is as compelling as its unique appearance.
A Frond Like No Other
Imagine a fern without the typical lacy leaves. Instead, the Hart’s Tongue Fern boasts long, strap-shaped, glossy, and undivided fronds that unfurl from a central crown. This bold, architectural form instantly sets it apart. It’s believed that these distinctive fronds resemble the tongue of a ‘hart’ – an old term for a male red deer – hence its charming common name.
And for those who love a peek behind the botanical curtain, its scientific name, scolopendrium, hints at another intriguing detail: the neat, parallel lines of its spore cases on the underside of the fronds are said to resemble the legs of a centipede!
A Dash of Ancient Wisdom: The Doctrine of Signatures
Beyond its captivating looks, the Hart’s Tongue Fern carries traces of ancient beliefs. In medieval times, a fascinating concept known as the Doctrine of Signatures guided herbalists. This idea proposed that a plant’s appearance offered clues to its healing properties. Given its distinctive tongue-shaped fronds, it’s not hard to imagine how this fern would have caught the eye of early herbalists seeking natural remedies. It speaks to a time when humans deeply observed and interpreted the natural world around them.
From Wild Woodland to Elegant Garden
While you might spot the European variety thriving in damp, shady woodlands or tucked into the mossy crevices of old stone walls, the Hart’s Tongue Fern is an absolute star in the garden.
Why gardeners adore it:
Unrivalled Texture: Its broad, smooth fronds create a stunning contrast against the more delicate foliage of other shade-loving plants like hostas or other ferns. It adds an almost tropical, sculptural element to any planting scheme.
Evergreen Charm: Unlike many deciduous ferns, the Hart’s Tongue Fern keeps its lush green fronds throughout the winter. This provides invaluable year-round interest, brightening up dreary winter gardens and adding a consistent layer of green structure.
Perfect for Tricky Spots:
Shady Borders: It’s a natural fit for woodland gardens or the darker corners of borders where other plants might struggle.
Walls and Rockeries: Mimicking its wild habitat, it looks spectacular nestled into rock crevices, dry-stone walls, or between paving stones, where its compact root system can find purchase.
Container Power: Its upright, clumping habit makes it an excellent choice for pots and containers, bringing an instant touch of sophistication to shaded patios or balconies.
A Rare North American Cousin
It’s worth noting that while the European Hart’s Tongue Fern is relatively common, its North American counterpart (Asplenium scolopendrium var. americanum) is a much rarer gem, often found in specific magnesium-rich limestone environments and federally protected. A beautiful reminder of nature’s delicate balance!
A piece of ancient history in your garden
Whether you’re looking for a unique textural accent, a dependable evergreen for shade, or simply a plant with a rich backstory, the Hart’s Tongue Fern is a truly rewarding choice. It’s a living piece of history, effortlessly bridging ancient lore with modern garden aesthetics.
Have you ever encountered this remarkable fern? Share your thoughts in the comments below!
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Tap here for a list of 100 endangered animals and plants.
100 endangered plant and animal species
* Abies beshanzuensis (Baishan fir) – Plant (Tree) – Baishanzu Mountain, Zhejiang, China – Three mature individuals
* Actinote zikani – Insect (butterfly) – Near São Paulo, Atlantic forest, Brazil – Unknown numbers
* Aipysurus foliosquama (Leaf scaled sea-snake) – Reptile – Ashmore Reef and Hibernia Reef, Timor Sea – Unknown numbers * Amanipodagrion gilliesi (Amani flatwing) – Insect (damselfly) – Amani-Sigi Forest, Usamabara Mountains, Tanzania – < 500 individuals * Antisolabis seychellensis – Insect – Morne Blanc, Mahé island, Seychelles – Unknown numbers * Antilophia bokermanni (Araripe manakin) – Bird – Chapado do Araripe, South Ceará, Brazil – 779 individuals * Aphanius transgrediens (Aci Göl toothcarp) – Fish – south-eastern shore of former Lake Aci, Turkey – Few hundred pairs * Aproteles bulmerae (Bulmer’s fruit bat) – Mammal – Luplupwintern Cave, Western Province, Papua New Guinea – 150 * Ardea insignis (White bellied heron) – Bird – Bhutan, North East India and Myanmar – 70–400 individuals * Ardeotis nigriceps (Great Indian bustard) – Bird – Rajasthan, Gujarat, Maharashtra, Andhra Pradesh, Karnataka and Madhya, India – 50–249 mature individuals * Astrochelys yniphora (Ploughshare tortoise) – Reptile – Baly Bay region, northwestern Madagascar – 440–770 * Atelopus balios (Rio Pescado stubfoot toad) – Amphibian – Azuay, Cañar and Guyas provinces, south-western Ecuador – Unknown numbers * Aythya innotata (Madagascar pochard) – Bird – volcanic lakes north of Bealanana, Madagascar – 80 mature individuals * Azurina eupalama (Galapagos damsel fish) – Fish – Unknown numbers – Unknown numbers * Bahaba taipingensis (Giant yellow croaker) – Fish – Chinese coast from Yangtze River, China to Hong Kong – Unknown numbers * Batagur baska (Common batagur) – Reptile (turtle) – Bangladesh, Cambodia, India, Indonesia and Malaysia – Unknown numbers * Bazzania bhutanica – Plant – Budini and Lafeti Khola, Bhutan – 2 sub-populations * Beatragus hunteri (Hirola) – Mammal (antelope) – South-east Kenya and possibly south-west Somalia – < 1,000 individuals * Bombus franklini (Franklin’s bumblebee) – Insect (bee) – Oregon and California – Unknown numbers * Brachyteles hypoxanthus (Northern muriqui / Woolly spider monkey) – Mammal (primate) – Atlantic forest, south-eastern Brazil – < 1,000 * Bradypus pygmaeus (Pygmy three-toed sloth) – Mammal – Isla Escudo de Veraguas, Panama – < 500 * Callitriche pulchra – Plant (freshwater) – pool on Gavdos, Greece – Unknown numbers * Calumma tarzan (Tarzan’s chameleon) – Reptile – Anosibe An’Ala region, eastern Madagascar – < 100 * Cavia intermedia (Santa Catarina’s guinea pig) – Mammal (rodent) – Moleques do Sul Island, Santa Catarina, Brazil – 40–60 * Cercopithecus roloway (Roloway guenon) – Mammal (primate) – Côte d’Ivoire – Unknown numbers * Coleura seychellensis (Seychelles sheath-tailed bat) – Mammal (bat) – Two small caves on Silhouette and Mahé, Seychelles – < 100 * Cryptomyces maximus (Willow blister) – Fungi – Pembrokeshire, United Kingdom – Unknown numbers * Cryptotis nelsoni (Nelson’s small-eared shrew) – Mammal (shrew) – Volcán San Martín Tuxtla, Veracruz, Mexico – Unknown numbers * Cyclura collei (Jamaican iguana / Jamaican rock iguana) – Reptile – Hellshire Hills, Jamaica – Unknown numbers * Daubentonia madagascariensis (Aye-aye) – Mammal (primate) – Deciduous forest, East Madagascar – Unknown numbers * Dendrophylax fawcettii (Cayman Islands ghost orchid) – Plant (orchid) – Ironwood Forest, George Town, Grand Cayman – Unknown numbers * Dicerorhinus sumatrensis (Sumatran rhino) – Mammal (rhino) – Sabah, Sarawak and Peninsular Malaysia, Kalimantan and Sumatra, Indonesia – < 100 (more recent estimates suggest 34-47) * Diomedea amsterdamensis (Amsterdam albatross) – Bird – Breeds on Plateuau des Tourbières, Amsterdam Island, Indian Ocean. – 100 mature individuals * Dioscorea strydomiana (Wild yam) – Plant – Oshoek area, Mpumalanga, South Africa – 200 * Diospyros katendei – Plant (tree) – Kasyoha-Kitomi Forest Reserve, Uganda – 20 individuals in a single population * Dipterocarpus lamellatus – Plant (tree) – Siangau Forest Reserve, Sabah, Malaysia – 12 individuals * Discoglossus nigriventer (Hula painted frog) – Amphibian – Hula Valley, Israel – Unknown numbers * Dombeya mauritiana – Plant – Mauritius – Unknown numbers * Elaeocarpus bojeri (Bois Dentelle) – Plant (tree) – Grand Bassin, Mauritius – < 10 individuals * Eleutherodactylus glandulifer (La Hotte glanded frog) – Amphibian – Massif de la Hotte, Haiti – Unknown numbers * Eleutherodactylus thorectes (Macaya breast-spot frog) – Amphibian – Formon and Macaya peaks, Masif de la Hotte, Haiti – Unknown numbers * Eriosyce chilensis (Chilenito (cactus)) – Plant – Pta Molles and Pichidungui, Chile – < 500 individuals * Erythrina schliebenii (Coral tree) – Plant – Namatimbili-Ngarama Forest, Tanzania – < 50 individuals * Euphorbia tanaensis – Plant (tree) – Witu Forest Reserve, Kenya – 4 mature individuals * Eurynorhyncus pygmeus (Spoon-billed sandpiper) – Bird – Breeds in Russia, migrates along the East Asian-Australasian Flyway to wintering grounds in India, Bangladesh and Myanmar – 100 breeding pairs * Ficus katendei – Plant – Kasyoha-Kitomi Forest Reserve, Ishasha River, Uganda – < 50 mature individuals * Geronticus eremita (Northern bald ibis) – Bird – Breeds in Morocco, Turkey and Syria. Syrian population winters in central Ethiopia. – About 3000 individuals * Gigasiphon macrosiphon – Plant (flower) – Kaya Muhaka, Gongoni and Mrima Forest Reserves, Kenya, Amani Nature Reserve, West Kilombero Scarp Forest Reserve, and Kihansi Gorge, Tanzania – 33 * Gocea ohridana – Mollusc – Lake Ohrid, Macedonia – Unknown numbers * Heleophryne rosei (Table mountain ghost frog) – Amphibian – Table Mountain, Western Cape Province, South Africa – Unknown numbers * Hemicycla paeteliana – Mollusc (land snail) – Jandia peninsula, Fuerteventura, Canary Islands – Unknown numbers * Heteromirafa sidamoensis (Liben lark) – Bird – Liben Plains, southern Ethiopia – 90–256 * Hibiscadelphus woodii – Plant (tree) – Kalalau Valley, Hawaii – Unknown numbers * Hucho perryi (Sakhalin taimen) – Fish – Russian and Japanese rivers, Pacific Ocean between Russia and Japan – Unknown numbers * Johora singaporensis (Singapore freshwater crab) – Crustacean – Bukit Timah Nature Reserve and streamlet near Bukit Batok, Singapore – Unknown numbers * Lathyrus belinensis (Belin vetchling) – Plant – Outskirts of Belin village, Antalya, Turkey – < 1,000 * Leiopelma archeyi (Archey’s frog) – Amphibian – Coromandel peninsula and Whareorino Forest, New Zealand – Unknown numbers * Lithobates sevosus (Dusky gopher frog) – Amphibian – Harrison County, Mississippi, USA – 60–100 * Lophura edwardsi (Edwards’s pheasant) – Bird – Quang Binh, Quang Tri and Thua Thien-Hue, Viet Nam – Unknown numbers * Magnolia wolfii – Plant (tree) – Risaralda, Colombia – 3 * Margaritifera marocana – Mollusc – Oued Denna, Oued Abid and Oued Beth, Morocco – < 250 * Moominia willii – Mollusc (snail) – Silhouette Island, Seychelles – < 500 * Natalus primus (Cuban greater funnel eared bat) – Mammal (bat) – Cueva La Barca, Isle of Pines, Cuba – < 100 * Nepenthes attenboroughii (Attenborough’s pitcher plant) – Plant – Mount Victoria, Palawan, Philippines – Unknown numbers * Nomascus hainanus (Hainan black crested gibbon) – Mammal (primate) – Hainan Island, China – 20 * Neurergus kaiseri (Luristan newt) – Amphibian – Zagros Mountains, Lorestan, Iran – < 1,000 * Oreocnemis phoenix (Mulanje red damsel) – Insect (damselfly) – Mulanje Plateau, Malawi – Unknown numbers * Pangasius sanitwongsei (Pangasid catfish) – Fish – Chao Phraya and Mekong basins in Cambodia, China, Lao PDR, Thailand and Viet Nam – Unknown numbers * Parides burchellanus – Insect (butterfly) – Cerrado, Brazil – < 100 * Phocoena sinus (Vaquita) – Mammal (porpoise) – Northern Gulf of California, Mexico – 12 * Picea neoveitchii (Type of spruce tree) – Plant (tree) – Qinling Range, China – Unknown numbers * Pinus squamata (Qiaojia pine) – Plant (tree) – Qiaojia, Yunnan, China – < 25 * Poecilotheria metallica (Gooty tarantula / Metallic tarantula / Peacock tarantula / Salepurgu) – Spider – Nandyal and Giddalur, Andhra Pradesh, India – Unknown numbers * Pomarea whitneyi (Fatuhiva monarch) – Bird – Fatu Hiva, Marquesas Islands, French Polynesia – 50 * Pristis pristis (Common sawfish) – Fish – Coastal tropical and subtropical waters of Indo-Pacific and Atlantic Oceans. Currently largely restricted to northern Australia – Unknown numbers * Hapalemur simus (Greater bamboo lemur) – Mammal (primate) – Southeastern and southcentral rainforests of Madagascar – 500 * Propithecus candidus (Silky sifaka) – Mammal (primate) – Maroantsetra to Andapa basin, and Marojeju Massif, Madagascar – 100–1,000 * Psammobates geometricus (Geometric tortoise) – Reptile – Western Cape Province, South Africa – Unknown numbers * Pseudoryx nghetinhensis (Saola) – Mammal – Annamite mountains, on the Viet Nam – PDR Laos border – Unknown numbers * Psiadia cataractae – Plant – Mauritius – Unknown numbers * Psorodonotus ebneri (Beydaglari bush-cricket) – Insect – Beydaglari range, Antalaya, Turkey – Unknown numbers * Rafetus swinhoei (Red River giant softshell turtle) – Reptile – Hoan Kiem Lake and Dong Mo Lake, Viet Nam, and Suzhou Zoo, China – 3 * Rhinoceros sondaicus (Javan rhino) – Mammal (rhino) – Ujung Kulon National Park, Java, Indonesia – < 100 * Rhinopithecus avunculus (Tonkin snub-nosed monkey) – Mammal (primate) – Northeastern Vietnam – < 200 * Rhizanthella gardneri (West Australian underground orchid) – Plant (orchid) – Western Australia, Australia – < 100 * Rhynchocyon spp. (Boni giant sengi) – Mammal – Boni-Dodori Forest, Lamu area, Kenya – Unknown numbers * Risiocnemis seidenschwarzi (Cebu frill-wing) – Insect (damselfly) – Rivulet beside the Kawasan River, Cebu, Philippines – Unknown numbers * Rosa arabica – Plant – St Katherine Mountains, Egypt – Unknown numbers, 10 sub-populations * Salanoia durrelli (Durrell’s vontsira) – Mammal (mongoose) – Marshes of Lake Alaotra, Madagascar – Unknown numbers * Santamartamys rufodorsalis (Red crested tree rat) – Mammal (rodent) – Sierra Nevada de Santa Marta, Colombia – Unknown numbers * Scaturiginichthys vermeilipinnis (Red-finned blue-eye) – Fish – Edgbaston Station, central western Queensland, Australia – 2,000–4,000 * Squatina squatina (Angel shark) – Fish – Canary Islands – Unknown numbers * Sterna bernsteini (Chinese crested tern) – Bird – Breeding in Zhejiang and Fujian, China. Outside breeding season in Indonesia, Malaysia, Philippines, Taiwan, Thailand. – < 50 * Syngnathus watermeyeri (Estuarine pipefish) – Fish – Kariega Estuary to East Kleinemonde Estuary, Eastern Cape Province, South Africa – Unknown numbers * Tahina spectabilis (Suicide palm / Dimaka) – Plant – Analalava district, north-western Madagascar – 90 * Telmatobufo bullocki (Bullock’s false toad) – Amphibian (frog) – Nahuelbuta, Arauco Province, Chile – Unknown numbers * Tokudaia muenninki (Okinawa spiny rat) – Mammal (rodent) – Okinawa Island, Japan – Unknown numbers * Trigonostigma somphongsi (Somphongs’s rasbora) – Fish – Mae Khlong basin, Thailand – Unknown numbers * Valencia letourneuxi – Fish – Southern Albania and Western Greece – Unknown numbers * Voanioala gerardii (Forest coconut) – Plant – Masoala peninsula, Madagascar – < 10 * Zaglossus attenboroughi (Attenborough’s echidna) – Mammal – Cyclops Mountains, Papua Province, Indonesia – Unknown numbers
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