003.000 Order Isoetales Engler; Syllabus der Pflanzenfamilien, ed. 7, 101 (1912)
Statistics: 1 genus, ca. 140 spp.
		= Isoeteae Barling; Ord. Nat. Plant., p. 16 (1830)
		= Isoetariae Koidz, Acta Phytotax. & Geobot. 7: 11 (1938)

003.0000 Family Isoetaceae Reichenb.; H. G. L. Consp. Reg. Veg., 43 (1828)
		Trivial names: Brachsenkräuter
		Statistics: 1 genus, ca. 140 spp. [143 species and 15 hybrids listed]
		= Bothriaceae Dulac; Flore des Hautes-Pyrénées, p. 38 (1867)

	003.0001 Isoetes L.; Sp. Pl. 1100 (1753)
			Statistics: ca. 140 spp. worldwide 
			[143 species and 15 hybrids listed]
			Revision date: 20.07.2001
			Trivial names: Brachsenkraut
			= Calamaria Boehm.; Definitiones Generum Plantarum 500 (1760)
			= Calamaria Dillen; Hist. Musc. 541, t. 80, fig. 2.1741
			= Cephaloceraton Gennari; Comment. Soc. Crittogam. Ital. 1: 111 (1862)
			= Isoetella Gennari; Comment. Soc. Crittogam. Ital. 1: 114 (1862)
			= Sivetes Raf.; Med. Repos. 11. 5: 358 (1808)
			= Stylites Amstutz; Ann. Missouri Bot. Gard. 44: 121 (1957)
			= Subularia Ray; Syn. Meth. Stirp. Brit., 283 (1696) (Pre-Linnaean)
	Isoetes abyssinica Chiovenda; Atti Soc. Nat. e Mat., Modena 64: 45-47, illus (1933)
	Isoetes acadiensis Kott; Canad. J. Bot. 59: 2592 (1981)
		 Trivial names: Acadian Quillwort
	Isoetes aequinoctialis Welw. ex A. Braun; Sitzungsber. Naturf. Fr. Berlin 7 (1867)
	Isoetes alcalophila Halloy; Lilloa 35(2): 68 (1980)
	Isoetes alpina Kirk; Trans. N. Z. Inst. 7: 377, t. 25 (1875)
	Isoetes andicola (Amstutz) L.D. Gómez; Brenesia 18: 4 (1980)
	Isoetes andina Spruce ex Hook.; British Ferns ad t. 55 (1861)
	Isoetes asiatica (Makino) Makino; Bot. Mag. Tokyo 28: 184 (1914)
	Isoetes attenuata C. R. Marsden & Chinnock; Fl. Australia 48: 704 (1998)
	Isoetes australis S. Williams; Proc. Roy. Soc. Edinb. 62B(l). 1-8 (1943)
	Isoetes azorica Dur.; Milde, Fil. Eur., 278 (1867)
	Isoetes baculata Hickey & H.P.Fuchs; Syst. Bot. 11(2): 310 (1986)
	Isoetes biafrana Alston; Bol. Soc. Brot., ser. 2A, 30: 15 (1956)
	Isoetes bischlerae H.P.Fuchs; Proc. Kon. Ned. Akad. Wetensch. C 85(1): 113 (1982)
	Isoetes bolanderi Engelm.; Amer. Nat. 8: 214 (1874)
		 Trivial names: Bolander's Quillwort
		 var. pygmaea (Engelm.) Clute; Fern Allies, 228, 258 (1905)
	Isoetes boliviensis Weber; Hedwigia 63: 247, fig. 14-15 (1922)
	Isoetes boomii Luebke; Amer. Fern J. 82: 23 (1992)
	Isoetes boryana Durieu; Bull. Soc. Bot. France 8: 164 (1861)
	Isoetes boyacensis H.P.Fuchs; Proc. Kon. Ned. Akad. Wetensch. C 85(1): 107 (1982)
	Isoetes bradei Herter; Revista Sudamericana de Botánica 8: 19 (1949)
	Isoetes brasiliensis H.P.Fuchs; Fl. Illustr. Catar. 1 (Isoetaceae): 27 (1986)
	Isoetes brevicula E.R.L.Johnson; J. Roy. Soc. W. Australia 67(1): 34 (1984)
	Isoetes brochonii Moteley; Actes Soc. Linn. Bordeaux 45: 45 (1892)
		 Trivial names: Pyrenäen-Brachsenkraut
	Isoetes butleri Engelm.; Bot. Gaz. 3: 1 (1878)
		 Trivial names: Butler's Quillwort
	Isoetes capensis Duthie; Trans. R. Soc. S. Afr. 17: 330 (1929)
		 var. stephansenii (A.V.Duthie) Schelpe & N.C.Anthony; Bothalia 15(3-4): 555 (1985)
	Isoetes caroli E.R.L. Johnson; J. Roy. Soc. W. Austratia 67(1): 34 (1984)
	Isoetes caroliniana (A.A. Eaton) Luebke; Amer. Fern J. 82: 26 (1992)
	Isoetes castillonii H. P. Fuchs 
	Isoetes chaeturetii Mendes; Agron. Lusit. 23: 7 (1961)
	Isoetes clavata Weber; Berichte Deut. Bot. Gesellsch. 52: 121 (1934)
	Isoetes cleeffii H. P. Fuchs; Proc. Kon. Nederl. Akad. Wetensch. C 84(2): 177 (1981)
	Isoetes colombiana (T.C. Palmer) H. P. Fuchs; Proc. Kon. Ned. Akad. Wetensch. C 84(2): 
			176 (1981)
	Isoetes coreana Y.H. Chung & H.K. Choi; Korean J. Pl. Taxon 16(1): 2 (1986)
	Isoetes coromandelina L. f.; Suppl. Pl. Syst. Veg. ed. Il: 447 (1781) (coromandeliana)
		 ssp. coromandelina L. f.; Suppl. Pl. Syst. Veg. ed. Il: 447 (1781)
	 ssp. macrotuberculata C.R. Marsden; Contr. Herb. Austral. 24: 2 (1976)
	Isoetes cristata C. R. Marsden & Chinnock; Fl. Australia 48: 704 (1998)
	Isoetes cubana Engelm. ex Baker; Journal of Botany, British and Foreign 18: 110 (1880)
	Isoetes dichotoma L.E.Mora & W.Hagemann; Mutisia 43: 5 (1977)
	Isoetes dispora Hickey; Fieldiana, Bot. 34: 93 (1994)
	Isoetes drummondii A. Br.; Monatsber. K. Akad. Wiss. Berlin, 593 (1863)
		 ssp. drummondii A. Br.; Monatsber. K. Akad. Wiss. Berlin, 593 (1863)
		 ssp. anomala C.R.Marsden & Chinnock; Muelleria 8(1): 58 (1993)
	Isoetes durieui Bory; Compt. Rend. Acad. Paris 18: 1166 (1844)
		 Trivial names: Durieus Brachsenkraut
	Isoetes echinospora Durieu; Bull. Soc. Bot. France 8: 164 (1861)
		 Trivial names: Stachelsporiges Brachsenkraut, Quillwort
	Isoetes ecuadoriensis Aspl.; Botaniska Notiser 1925: 357, f. (1925)
	Isoetes ekmanii Weber; Hedwigia 63: 251. fig. 26-27 (1922) 
	Isoetes elatior F. Muell. & A. Br.; Linnaea 25: 722 (1852)
	Isoetes engelmannii A. Br.; Flora 29: 178 (1846)
		 Trivial names: Engelmann's Quillwort
		 var. georgiana Engelm.; Transactions of the Academy of Science of St. Louis 4: 384 
		(1882)
	Isoetes escondidensis Halloy; Lilloa 35(2): 67 (1980)
	Isoetes eshbaughii Hickey; Syst. Bot. I1(2): 310 (1986)
	Isoetes flaccida Shuttlew.; A. Br., Flora 29: 178 (1846)
	Isoetes fuscomarginata H.P.Fuchs; Fl. Illustr. Catar. 1 (Isoetac.): 12 (1986)
	Isoetes gardneriana Kunze ex Mett.; Fil. Lechl. Fasc. 11: 36 (1859)
	Isoetes georgiana Luebke; Amer. Fern J. 82: 24 (1992)
	Isoetes gigantea U. Weber; Nova Hedwigia 63: 245 (1922)
	Isoetes goebelii Weber; Hedwigia 63: '247, fig. 16-17 (1922)
	Isoetes gunnii A. Braun; Monatsber. Königl. Preuss. Akad. Wiss. 535 (1868)
	Isoetes habbemensis Alston; J. Arn. Arb. 26 (1945) 180
	Isoetes hawaiiensis W.C.Taylor & W.H.Wagner; Amer. Fern J. 83(2): 67 (1993)
	Isoetes heldreichii Wettst.; Verhandlungen der Kaiserlich-Königlichen 
		 Trivial names: Griechisches Brachsenkraut
	Isoetes herzogii Weber; Hedwigia 63: 250, fig. 22-23 (1922)
	Isoetes hewitsonii Hickey; Fieldiana, Bot. 34: 94 (1994)
	Isoetes hieronymi Weber; Hedwigia 63: 251, fig. 24-25 (1922)
	Isoetes histrix Bory & Dur.; Compt. Rend. Hebd. Séances Acad. Sci. 18: 1167 (1844)
		 Trivial names: Stacheliges Brachsenkraut
	Isoetes hopei J. R. Croft; Blumea 26 (1980) 177-190
	Isoetes howellii Engelm.; Trans. Acad. Sci. St. Louis 4: 385 (1882)
	Isoetes humilior F. Muell. ex A. Br.; Linnaea 25: 722 (1852)
	Isoetes hyemalis D.F.Brunt.; Castanea 59(1): 13 (1994)
	Isoetes hypsophila Hand.-Mazz.; Anzeiger Acad. Wiss. Wien. Nr. 13: 95 (1923)
	Isoetes inflata E.R.L. Johnson; J. Roy. Soc. W. Australia 67(1): 37 (1984)
	Isoetes jaegeri Pitot; Bull. Inst. Fond. Afr. Noire, A, 30: 58, f. 1-19 (1968)
	Isoetes jamaicensis Hickey; Amer. Fern J. 71(3): 69 (1981) 
	Isoetes japonica A. Br.; Monatsber. K. Akad. Wiss. Berl. 1: 459 (1861)
	Isoetes killipii C.V. Morton; American Fern Journal 35: 49 (1945)
	Isoetes kirkii A. Br.; Monatsber. K. Akad. Wiss. Berlin. 649 (1869)
	Isoetes lacustris L.; Sp. Pl.: 1100 (1753)
		 Trivial names: See-Brachsenkraut
	Isoetes lechleri Mett.; Fil. Lechler. 2: 36 (1859)
	Isoetes lithophila Pfeiffer; Ann. Missouri Bot. Gard. 9: 135 (1922)
		 Trivial names: Rock Quillwort
	Isoetes louisianensis Thieret; Sida 5: 129 (1973)
		 Trivial names: Louisiana Quillwort
	Isoetes luetzelburgii Weber ex Luetzelburg; Estud. Bot. Nordeste 3: 257 (no date)
	Isoetes malinverniana Cesati & De Not.; Index Sem. Hort. Genuensis 1858: 36 (1858)
	Isoetes maritima Underw.; Bot. Gaz. 13: 94 (1888)
		 Trivial names: Spiny-spored Quillwort
	Isoetes martii A. Br.; ex Kuhn, Martius, Fl. Bras. 1 (2): 646, t. 78 (1884)
	Isoetes melanopoda Gay & Dur.; Bull. Soc. Bot. France 11: 102 (1864)
		 Trivial names: Black-footed Quillwort
		 f. pallida (Engelm.) Fernald
	Isoetes melanospora Engelm.; Trans. Acad. Sci. St. Louis 3: 395 (1877)
		 Trivial names: Black-spored Quillwort
	Isoetes melanotheca Alston; Bol. Soc. Brot., sér. 2A, 30: 15 (1956)
	Isoetes mexicana Underw.; Botanical Gazette 13: 93 (1888)
	Isoetes microvela D.F. Brunt & D.M. Britton; Rhodora 100(903): 270-274, f. 1-3, 
			4e-h, 5 (1998)
	Isoetes mongerensis E.R.L. Johnson; J. Roy. Soc. W. Australia 67(1): 39 (1984)
	Isoetes montana Weber; Hedwigia 63: 254, fig. 38-39 (1922) 
	Isoetes muelleri A. Br.; Monatsber. K. Akad. Wiss. Berlin 541 (1868)
	Isoetes neoguineensis Baker ex F. v. M.; Ann. Rep. Brit. N. Guinea 1897-8 (1898) 149 [nomen
		 var. rheophila J. R. Croft; Blumea 26 (1980) 177-190
	Isoetes novo-granadensis H.P. Fuchs; Caldasia 8: 314 (1969)
	Isoetes nuttallii A. Braun ex Engelm.; Amer. Naturalist 8: 215 (1874)
		 Trivial names: Nuttall's Quillwort
	Isoetes occidentalis Hend.; Bull. Torr. Bot. Cl. 27: 358 (1900)
		 Trivial names: Western Quillwort
	Isoetes olympica A. Braun; Milde; Pl. Eur.: 285 (1867)
	Isoetes orcuttii Eaton; Fern Bull. 6: 30 (1898) (nom. nud.), 8: 13 (1900)
		 Trivial names: Orcutt's Quillwort
	Isoetes organensis Weber; Luetzelburg, Estud. Bot. Nordeste 3: 256 (no date)
	Isoetes ovata N. Pfeiff.; Annals of the Missouri Botanical Garden 8(2): 109 (1922)
	Isoetes pallida Hickey; Amer. Fern J. 78(1): 35 (1988)
	Isoetes palmeri H.P.Fuchs; Proc. Kon. Ned. Akad. Wetensch. C 84(2): 168 (1981)
	Isoetes panamensis Maxon & C.V. Morton; Annals of the Missouri Botanical Garden 26(4): 
			272 (1939)
	Isoetes parvula Hickey; Fieldiana, Bot. 34: 92 (1994)
	Isoetes pedersenii H.P. Fuchs ex Hickey
	Isoetes perrieriana Iversen; Dansk Botanisk Arkiv 7: 200-201 (1932)
	Isoetes philippinensis Merrill & Perry; Am. Fern Journ. 30 (1940) 19, fig.
	Isoetes piedmontana (N. Pfeiffer) C. Reed; Phytologia 12: 392 (1965)
	Isoetes pitotii Alston; Bol. Soc. Broter., 2A, 30: 15 (1956)
	Isoetes pringlei Underw.; Zoë 1: 98 (1890)
	Isoetes prototypus D.M. Britton; Canad. J. Bot. 69: 278 (1991)
	Isoetes pseudojaponica M. Takamiya & al.
	Isoetes pusilla C.R.Marsden & R.J.Chinnock; Muelleria 8(1): 57 (1993)
	Isoetes quilindanensis H. P. Fuchs
	Isoetes ramboi Herter; Rev. Sudamer. Bot. 8 (1-2): 19-25 (1949)
	Isoetes rimbachii H.P.Fuchs; Proc. Kon. Ned. Akad. Wetensch. C 85(2): 226 (1982) [nom. nov.
	Isoetes riparia Engelm. ex A. Br.; Flora (Regensb. Bot. Zeit.) 29: 178 (1846)
		 Trivial names: Shore Quillwort
		 var. amesii (Eaton) Proctor; Amer. Fern Journ. 39: 119 (1949)
		 var. canadensis Engelm.; Trans. St. Louis Acad. Sci. 4: 383 (1882)
		 var. palmeri (Eaton ) Proctor; Amer. Fern Journ. 39: 119 (1949)
		 var. reticulata (Eaton) Proctor; Amer. Fern Journ. 39: 119 (1949)
	     var. robbinsii (Eaton) Proctor; Amer. Fern Journ. 39: 119 (1949)
	Isoetes saracochensis Hickey; Fieldiana, Bot. 34: 94 (1994)
	Isoetes savatieri Franchet; Bull. Soc. Bot. Fr. 31: 395 (1884)
	Isoetes schinzii H.P. Fuchs
	Isoetes schweinfurthii A. Braun; Journal of Botany, British and Foreign 18: 108 (1880)
	Isoetes sehnemii H.P.Fuchs; Fl. Illustr. Catar. 1 (Isoetaceae): 38 (1986)
	Isoetes semilocularis J. E. Smith; Rees, Cyclopaedia 19: 150 (1819)
	Isoetes setacea Lam.; Encyclopédie Méthodique, Botanique 3: 314 (1789)
	Isoetes sinensis Palmer; Amer. Fern J. 17: 112 (1927)
		 var. coreana (Y. H. Chung & H. K. Choi) M. Takamiya & al.
	Isoetes smithii H.P.Fuchs; Fl. Illustr. Catar. 1 (Isoetaceae): 17 (1986)
	Isoetes spannagelii H.P.Fuchs; Fl. Illustr. Catar. 1 (Isoetaceae): 33 (1986)
	Isoetes spinulospora Jermy & Schelpe; Contr. Bolus Herb. 10: 151 (1982)
	Isoetes stellenbossiensis A.V. Duthie; Trans. R. Soc. S. Afr. 17: 328 (1929)
	Isoetes stevensii J. R. Croft; Blumea 26 (1980) 177-190
	Isoetes steyermarkii H. P. Fuchs
	Isoetes storkii T.C. Palmer; American Fern Journal 22(4): 136 (1932)
	Isoetes taiwanensis De Vol; Taiwania 17(1): 1-7, f. 1 (1972)
	Isoetes tegetiformans P. M. Rury; Amer. Fern J. 68(4): 100 (1978)
		 Trivial names: Mat-forming Merlin's-grass
	Isoetes tenuifolia Jermy; J. Hall, Bot. J. Linn. Soc. 64: 118 (1971)
	Isoetes transvaalensis Jermy & Schelpe; Contr. Bolus Herb. 10: 150 (1982)
	Isoetes triangula U. Weber; Hedwigia 63: 253, f. 32, 33 (1922)
	Isoetes tripus A. Br.; Herb. Vindob. & Hook (1863)
	Isoetes tuckermanii A. Braun ex Engelm.; A. Gray, Manual ed. 5: 676 (1867)
		 Trivial names: Tuckerman's Quillwort
	Isoetes tuerckheimii Brause; Urban, Symb. Antillianae 7: 161 (1912)
	Isoetes ulei Weber; Hedwigia 63: 255, fig. 40-41 (1922)
	Isoetes velata A. Braun; Bory & Durieu; Expl. Sci. Algèrie, Atlas: tab. fig. 1 (1849)
		 ssp. velata A. Braun; Bory & Durieu; Expl. Sci. Algèrie, Atlas: tab. fig. 1 (1849)
		 f. baetica (Willk.) Prada; Acta Bot. Malac. 8: 88 (1983)
		 f. lereschii (Rchb.f. ex Leresche & Levier) Prada; Lazaroa 3: 33 (1981 publ. 1982)
		 ssp. adspersa (A. Braun) Batt. & Trabut; Fl. Algèrie Tunisie: 407 (1905)
		 ssp. asturicensis (Lainz) Rivas Martinez & Prada; Lazaroa 2: 327 (1980)
		 ssp. dubia (Genn.) Batt. & Trabut; Fl. Syn. 407 (1902)
		 ssp. intermedia (Trabut) Maire & Weiller; Maire, Fl. Afrique. N. 1: 89 (1952)
		 ssp. longissima (Bory) Greuter & Burdet; Willdenowia 14(1): 37 (1984)
		 ssp. perralderiana (Milde) Batt. & Trabut; Fl. Algerie Tunisie: 407 (1905)
		 ssp. tegulensis Batt. & Trabut; Fl. Algerie Tunisie: 407 (1861)
		 ssp. tenuissima (Boreau) O. Bolós & Vigo; Butll. Inst. Catalana Hist. 
			Nat. 38: 64 (1974)
	Isoetes vermiculata Hickey; Ann. Missouri Bot. Gard. 76(4): 1160 (1989)
	Isoetes virginica Pfeiffer; Claytonia 3: 29 (1937)
		 Trivial names: Virginia Quillwort
	Isoetes weberi Herter ex Weber; Hedwigia 63: 255-256, fig. 44-45 (1922)
	Isoetes welwitschii A. Braun ex Kuhn; Filices Africanae 196 (1868)
	Isoetes wormaldii R. Sim; Trans. S. Afr. Phil. Soc. 16: 299, t. 5 (1906)
	Isoetes x altonharvillii Musselman & R.D.Bray; Castanea 60(3): 246 (1995)
			Remarks: Isoetes caroliniana x engelmannii
	Isoetes x brittonii D.F. Brunt. & W.C. Taylor; American Fern Journal 80: 82-89 (1990)
			Remarks: Isoetes engelmanii x Isoetes riparia
	Isoetes x bruntonii Knepper & Musselman; Amer. Fern J. 86(1): 9 (1996)
			Remarks: Isoetes engelmannii x hyemalis
	Isoetes x carltaylori Musselman
	Isoetes x dodgei A.A. Eaton
		 Remarks: Isoetes echinospora x Isoetes riparia
	Isoetes x eatonii Dodge; Botanical Gazette 23: 16, t. 4-5 (1897), pro sp.
			Remarks: Isoetes echinospora x Isoetes engelmannii
	Isoetes x fairbrothersii J.D.Montgom. & W.C.Taylor; Amer. Fern J. 84(4): 
			120 (1994)
		 Remarks: Isoetes engelmannii x lacustris
	Isoetes x foveolata A.A. Eaton ex Dodge; Ferns & Fern Allies of New England 38 
			(1896)
			Remarks: Isoetes engelmannii x Isoetes tuckermanii
	Isoetes x harveyi A.A. Eaton
			Remarks: Isoetes lacustris x Isoetes tuckermanii
	Isoetes x hickeyi W.C.Taylor & Luebke; Amer. Fern J. 78(1): 6 (1988)
			Remarks: Isoetes echinospora x Isoetes lacustris
	Isoetes x jeffreyi D.M. Britton & Brunton; Canadian Journal of Botany 70: 
			447-452 (1992)
			Remarks: Isoetes lacustris x Isoetes riparia, Isoetes macrospora x riparia
	Isoetes x marensis D.M.Britton & D.F.Brunton; Canad. J. Bot. 73(9): 1352 (1995)
			Remarks: Isoetes howellii x maritima
	Isoetes x michinokuana M. Takamiya & al.
	Isoetes x pseudotruncata D.M.Britton & D.F.Brunton; Canad. J. Bot. 74(1): 58 (1996)
			Remarks: Isoetes echinospora x maritima
	Isoetes x truncata (A.A. Eaton) Clute; The Fern Allies 260 (1905)
		 Trivial names: Vancouver Quillwort
			Remarks: Isoetes maritima x Isoetes occidentalis
	

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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 
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