Editing Tree fern (section)

==Species==
[[image:nzfern.arp.500pix.jpg|thumb|right|250px|Transplanted ''[[Dicksonia antarctica]]'' tree ferns at Combe Martin Wildlife and Dinosaur Park, [[North Devon]], [[England]]]]
[[image:Sphaeropteris lepifera crown.png|thumb|right|250px|''[[Sphaeropteris lepifera]]'' fern in [[Okinawa Prefecture]], [[Japan]]]]
It is not certain the exact number of species of tree ferns there are, but it may be close to 600–700&nbsp;species.<ref>{{cite book |title=McGraw-Hill Encyclopedia of Science & Technology |date=2012 |publisher=McGraw-Hill |isbn=978-0071792738 |edition=11th |volume=18 |location=New York, NY |page=642 |oclc=785808931}}</ref> Many species have become [[extinct]] in the last century as forest habitats have come under pressure from human intervention.{{citation needed|date=October 2020}}
* ''[[Lophosoria]]'' (tropical America, 1&nbsp;species)
* ''[[Metaxya]]'' (tropical America, 1&nbsp;species)
* ''[[Sphaeropteris]]'' (tropical America, [[India]], [[Southeast Asia]] to [[New Zealand]], the [[Marquesas]], and [[Pitcairn Island]], about 120&nbsp;species)
* ''[[Cyathea sect. Alsophila|Alsophila]]'' (pantropic area, about 230&nbsp;species)
* ''[[Nephelea]]'' (tropical America, about 30&nbsp;species)
* ''[[Trichipteris]]'' (tropical America, about 90&nbsp;species)
* ''[[Cyathea]]'' (tropical America, Australasia, about 110&nbsp;species)
* ''[[Cnemidaria]]'' (tropical America, about 40&nbsp;species)
* ''[[Dicksonia]]'' (tropics and southern subtropics in [[Island Southeast Asia]], [[Australasia]], America, [[Hawaii]], [[St. Helena]], about 25&nbsp;species)
* ''[[Cystodium (plant)|Cystodium]]'' (Island Southeast Asia, 1&nbsp;species)
* ''[[Thyrsopteris]]'' ([[Juan Fernández Islands]], 1&nbsp;species)
* ''[[Culcita (plant)|Culcita]]'' (tropical America, [[Macaronesia]], [[Iberian Peninsula]], 2&nbsp;species)
* ''[[Cibotium]]'' (Southeast Asia, Hawaii, [[Central America]], about 12&nbsp;species)