Family Psilotaceae, genus Psilotum;
world species list.


By Michael Hassler and Brian Swale.      

A list of the species of the genus Psilotum, giving current name, authority, synonyms, published references, geographic distribution and (sometimes) illustrations.
Please note: an asterisk * in the distribution list means that the species is exotic to the country named.


005.00 Class Filicopsida
		Trivial names: Ferns, varens, helechos, fougeres, farnkraut.
		Statistics: 15 orders, 53 families, 310 genera, 9300-10700 species 
		[11501 species and 454 hybrids listed.

006.000 Order Psilotales
		Statistics: 2 families, 6 genera, 121-124 species [129 species and 6 hybrids listed]
		= Order Ophioglossales

006.0000 Family Psilotaceae Kanitz; Növény Att. 43 (1887)
		Statistics: 2 genera, 14-15 spp. [15 species and 1 hybrid listed]
		= Tmesipteridaceae Nakai; Ord. Fam. Trib. Nov. 206 (1943)

006.0001 Psilotum Swartz; J. Bot. (Schrader) 1800(2): 8 (1802) Statistics: 2 spp. pantropic to warm-temperate, to SE-USA, extreme SWE, C-Japan, S-Korea [2 species and 1 hybrid listed] Revision date: 20.07.2001 = Hoffmannia Willd.; Mag. Bot. (Roemer & Usteri) 2(6): 15 (1789) [non Sw. 1788 (Rubiaceae) = Bernhardia Willd.; Akad. Wiss. Erfurt 2: 11 (1802) [nom. nov. for Hoffmannia = Tristeca Mirbel; Hist. Nat. Veg. (Lam. & Mirb.) 3: 478 (1802) Psilotum complanatum Sw.; Journal für die Botanik 1800(2): 110 (1801) Psilotum nudum (L.) PB.; Prodr. Aethéogam.: 112 (1805) Trivial names: Whisk Fern Psilotum x intermedium W.H.Wagner; Contr. Univ. Michigan Herb. 19: 79 (1993) Remarks: Psilotum complanatum x nudum
This page is Copyright , 2001, 2002 Brian Swale, Michael Hassler. All rights reserved.
For more information, go to
Copyright page
For each species, information on its distribution by country and sometimes by province, region or state within a country; conservation status (where applicable), and all synonyms with publishing source (other latin names by which the species has been known) that we could find, and where applicable whether or not the given name has been verified; are available on the CDROM version of this page.

Back to start of fern pages.