Characteristics
Monocots
Hydrilla verticillata (L.f.)Royle
WATERTHYME; HYDRILLA
**
The species has been divided into five subspecies, with subsp. verticillata being found in Florida (Tippery 2023).
Not Native OBL (NWPL) FISC(I)
**
Classification
ALISMATALES
Hydrilla verticillata (L.f.)Royle - WATERTHYME; HYDRILLA
Citation
HYDRILLA VERTICILLATA (Linnaeus f.) Royle, Ill. Bot. Himal. Mts. 1: 376. 1839.
Serpicula verticillata Linnaeus f. 1782.
INDIA: Without data (holotype: LINN 1106.1).
Species Distribution Map

Based on vouchered plant specimens from wild populations. Cultivated occurrences are not mapped. Click on a county to display its name.

Source
County
Herbaria
Literature Citation (If Applicable)
No sources found
Synonyms
Synonym
Full Citation
Basionym
Type
No synonyms found
Specimens and Distribution

Click on an Accession Number to view additional details about the specimen.

Counties listed:

Range of years during which specimens were collected:

Accession No.
Country
State
County
Collection Date
Collector & Collection No
Notes
Image
No specimens found
Plant Photos
Hydrilla verticillata - 159
Hydrilla_verticillata3.jpg
Hydrilla verticillata - 270
Hydrilla_verticillata.jpg
Hydrilla verticillata - 270
Hydrilla_verticillata2.jpg