Hydrilla verticillata

Family:HYDROCHARITACEAE
Species:Hydrilla verticillata (L.f.)Royle
Common Name:WATERTHYME; HYDRILLA
Status:Not Native, EPPC(I), OBL (NWPL)
Specimen: View details of USF Herbarium specimens

** Not applicable or data not available.

Classification

Division
Class
Sub Class
Order ALISMATALES
FamilyHYDROCHARITACEAE
Genus Hydrilla
Species Hydrilla verticillata (L.f.)Royle - WATERTHYME; HYDRILLA

Citation

Citation HYDRILLA VERTICILLATA (Linnaeus f.) Royle, Ill. Bot. Himal. Mts. 1: 376. 1839.
Basionym: Serpicula verticillata Linnaeus f. 1782.
Type: INDIA: Without data (holotype: LINN 1106.1).

** Not applicable or data not available.

Source

CountyHerbariaLiterature Citation (If Applicable)
Alachua FLAS  
Brevard USF  
Broward USF  
Citrus FLAS  
Collier FTG  
DeSoto USF  
Duval FLAS Lit-GA: Zomlefer et al., J. Bot. Res. Inst. Texas 1: 1171. 2007.
Escambia USF  
Franklin FSU  
Gilchrist FLAS  
Hardee USF  
Hendry FTG  
Hernando USF  
Hillsborough USF  
Holmes USF  
Indian River USF  
Jefferson USF  
Leon USF  
Levy USF  
Manatee USF  
Martin FTG  
Miami-Dade FTG  
Okaloosa USF  
Okeechobee USF  
Orange USF  
Osceola USF  
Palm Beach FLAS  
Pasco USF  
Pinellas USF  
Polk FSU  
Putnam FLAS  
Santa Rosa USF  
Sarasota USF  
Seminole FSU  
Volusia USF  
Wakulla FSU  

Synonyms

– Denotes synonyms that are applicable to the state. Show these synonyms only

SynonymFull CitationBasionymType
Elodea verticillata Elodea verticillata (Linnaeus f.) F. Mueller, Key Vict. Pl. 1: 423. 1888.BASIONYM: Serpicula verticillata Linnaeus f. 1782. 
Hydrilla dentata Hydrilla dentata Caspary, Bot. Zeitung (Berlin) 11: 805. 1853, nom. illegit.BASIONYM: Serpicula verticillata Linnaeus f. 1782. 
Hydrilla ovalifolia Hydrilla ovalifolia Richard, Mém. Cl. Sci. Math. Nat. Hist. Inst. France 12(2): 9, 76, t. 2. 1814, nom. illegit.BASIONYM: Serpicula verticillata Linnaeus f. 1782. 
Serpicula verticillata Serpicula verticillata Linnaeus f., Suppl. Pl. 416. 1782 ("1781"). TYPE: INDIA: Without data (holotype: LINN 1106.1).
Udora verticillata Udora verticillata (Linnaeus f.) Sprengel, Syst. Veg. 1: 170. 1824 ("1825").BASIONYM: Serpicula verticillata Linnaeus f. 1782. 
Anacharis pomeranica Anacharis pomeranica (Reichenbach) Petermann, Deutschl. Fl. 530. 1849.BASIONYM: Udora pomeranica Reichenbach 1845. 
Hottonia serrata Hottonia serrata Willdenow, Sp. Pl. 1: 814. 1798. TYPE: INDIA:
Hydora lithuanica Hydora lithuanica (Besser ex Reichenbach) Andrzejowski ex Besser, Flora 15(2, Beibl.): 13. 1832.BASIONYM: Udora lithuanica Besser ex Reichenbach 1831. 
Hydrilla dentata var. pomeranica Hydrilla dentata Caspary, var. pomeranica (Reichenbach) Caspary, Bot. Zeitung (Berlin) 11: 805. 1853.BASIONYM: Udora pomeranica Reichenbach 1845. 
Hydrilla lithuanica Hydrilla lithuanica (Besser ex Reichenbach) Dandy, in Clapham et al., Fl. Brit. Isles 1183. 1952.BASIONYM: Udora lithuanica Besser ex Reichenbach 1831. 
Hydrilla najadifolia Hydrilla najadifolia Zollinger & Moritzi ex Moritzi, Syst. Verz. 91. 1846. TYPE: INDONESIA: Java: Tjikoya, 29 May 1842, Zollinger 125 (holotype: P; isotypes: BM, G, L).
Hydrilla polysperma Hydrilla polysperma Blatter, J. Proc. Asiat. Soc. Bengal, ser. 2. 26: 356. 1931. TYPE: INDIA: Rajasthan: Mount Abu, Naki talao, Oct 1916, Hallberg & Blatter 11189 (holotype: BLAT?).
Hydrilla wightii Hydrilla wightii Planchon, Ann. Sci. Nat., Bot., ser. 3. 2: 79. 1849. TYPE: INDIA: "in peninsula Indiae or.", s.d., Wight s.n. (holotype: K; isotype: BM).
Hydrospondylus submersus Hydrospondylus submersus Hasskarl, Flora 25(2, Beibl.): 33. 1842. TYPE: INDONESIA: Java: "prope & intra hortorum Tjipannas" (holotype: L?).
Udora lithuanica Udora lithuanica Besser ex Reichenbach, Fl. Germ. Excurs. 139. 1831. TYPE: U.S.S.R.: Litva (S.S.R.): Vilnius, Lake Szuriuta (Szwinta), s.d. Besser s.n. (holotype: W; isotypes: BM, L, P).
Udora pomeranica Udora pomeranica Reichenbach, Icon. Fl. Germ. Helv. 7: 31, t. 59(104). 1845. TYPE: POLAND: Szczecin (Stettin), Dammscher See, 1844, Reichenbach s.n. (holotype: W?; isotypes: G, P).

Specimens

Country State County Date Specimen Notes Image
USA Florida Pinellas Co. 21 Nov 1973 S. A. Putnam s.n.
USA Florida Sarasota Co. 23 Apr 1971 L. E. Peaden s.n.
USA Florida Broward Co. 18 Oct 1985 B. F. Hansen 10526
USA Florida Pinellas Co. 09 Nov 1973 S. A. Putnam s.n.
USA Florida Pinellas Co. 30 Oct 1978 E. Stere 55
USA Florida Hillsborough Co. 23 Nov 1968 O. K. Lakela 31757
USA Florida Pinellas Co. 25 Sep 1976 P. Genelle 2411
USA Florida Pinellas Co. 21 Apr 1984 G. Fleming 3688
USA Florida Orange Co. 07 May 1992 J. Cutler s.n.
USA Florida Volusia Co. 08 May 2006 J. M. Kunzer 1648
USA Florida Broward Co. 21 Feb 1970 W. L. McCart 11313
USA Florida Broward Co. 07 Dec 1969 W. L. McCart 11245
USA Florida Hillsborough Co. 03 May 1974 A.G. Shuey s.n.
USA Florida Leon Co. 19 Sep 1982 R. R. Haynes 8670
USA Florida Hernando Co. 10 Jun 2006 J. M. Kunzer 1825
USA Florida Hillsborough Co. 18 Nov 1977 A. N. Arcuri 639
USA Florida Broward Co. 22 Apr 1998 P. L. Howell 213
USA Florida Orange Co. 01 Aug 2001 S. Myers 242
USA Florida Lake Co. 25 Oct 1986 R. F. Daubenmire s.n.
USA Florida Hillsborough Co. 24 Aug 1978 C. G. Wright 89
USA Florida Brevard Co. 01 Sep 2004 T. MacClendon 297
USA Florida Leon Co. 17 Jul 1986 B. F. Hansen 11058
USA Florida Broward Co. 28 Feb 1970 W. L. McCart 11357
USA Florida Manatee Co. 06 Jun 1984 G. Robinson 631
USA Florida Pinellas Co. 10 Oct 1971 P. Genelle 1043
USA Florida Hillsborough Co. 16 Jun 1977 A. N. Arcuri 267
USA Florida Okeechobee Co. 25 Sep 1986 B. F. Hansen 11270
USA Florida DeSoto Co. 28 Aug 2008 A. R. Franck 827
USA Florida Pasco Co. 10 Jun 2004 C. vanHoek WB0465
USA Florida Indian River Co. 08 May 2011 S. Myers 519
USA Florida Jefferson Co. 10 Aug 2011 S. Myers 531
USA Florida Levy Co. 27 Aug 2011 S. Myers 534
USA Florida Osceola Co. 15 Sep 2012 S. Myers 698
USA Florida Okaloosa Co. 26 Sep 2013 F. Butera s.n.
USA Florida Pinellas Co. 21 Apr 1998 C. B. Cochrane s.n.
USA Florida Hardee Co. 09 May 2014 A. R. Franck 3318
USA Florida Osceola Co. 23 Jun 2014 S. Myers 1325
USA Georgia Seminole Co. 05 Sep 1979 S. B. Jones 23657 Causes serious problems with recreation on Lake Seminole.
USA South Carolina Berkeley Co. 06 Jul 1984 S. Kozlowski s.n.
USA North Carolina Wake Co. 24 Aug 1986 C. A. Aulbach-Smith 4183
USA South Carolina Clarendon Co. 23 Sep 1983 C. A. Aulbach-Smith 2820
USA Louisiana Terrebonne Par. 24 May 1978 G. N. Montz 4564
USA Alabama Choctaw Co. 02 Dec 1978 R. R. Haynes 7000
USA Georgia Jones Co. 28 Nov 2015 A. R. Franck 3982
Dominica St. Paul Par. 10 Mar 1993 S. R. Hill 24712
USA Florida Santa Rosa Co. 19 May 2014 R. Abad s.n.
USA Florida Miami-Dade Co. 10 Feb 1973 R. E. Mossman 1177(8)
USA Florida Holmes Co. 09 Sep 2015 F. Butera s.n.
USA Florida Escambia Co. 04 Jun 2015 F. Butera s.n.
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