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Najas L.

Näkinruohot Naiad
Najas, Biota of North America Program (query database) [BONAP]
Najas, Den Virtuella Floran [DVF]
Naias L.; [SK, 47]

Najas marina L.

Holly-leaved Naiad
Najas marina, Aquatic and Wetland Vascular Plants of the Northern Great Plains [USGS]
Naias marina ; [SK, 47]
Najas marina ; [GMBOT, 79]

N. m. intermedia (Wolfg.) Casper

Merinäkinruoho Havsnajas
Najas marina intermedia ; [RK, 519]

N. m. var. gracilis Morong.

Najas marina var. gracilis ; [GMBOT, 79]

N. m. var. recurvata Dudley

Najas marina var. recurvata ; [GMBOT, 79]

Najas flexilis (Willd.) Rost. & Schmidt

Notkeanäkinruoho Slender Naiad Grassy Naiad Sjönajas
Caulinia flexilis Willd.
Najas flexilis, Aquatic and Wetland Vascular Plants of the Northern Great Plains [USGS]
Najas flexilis ; [RK, 520]; [GMBOT, 79]
Naias flexilis ; [SK, 48]

Najas tenuissima (A. Braun) Magnus

Hentonäkinruoho Spädnajas
Caulinia tenuissima (A. Braun); Tzvelev
Najas tenuissima ; [RK, 520]
Naias tenuissima ; [SK, 48]

16.11.1998 (5)

References:

[BONAP]

A Synonymized Checklist of the Vascular Flora of the United States, Puerto Rico, and the Virgin Islands; A data base interface; BONAP U.S. Checklist - 1998; Provided by TAMU-BWG; Texas A & M Bioinformatics Working Group; Based on; Biota of North America Program

[DVF]

Den Virtuella floran; http://linnaeus.nrm.se/flora/welcome.html; Ett projekt vid Naturhistoriska riksmuseet (Stockholm, Sweden).; Even for non-Swedish speaker, the distribution maps on species are nice (map buttons "Norden" and "Norra halvklotet")

[GMBOT]

Robinson, Benjamin L., Fernald, Merrit Lyndon, 1908; Gray's New Manual of Botany (7th edition); A Handbook of the Flowering Plants and Ferns of the Central and Northeastern United States and adjacent Canada; American Book Company

[RK]

Hämet-Ahti, L., Suominen, J., Ulvinen, T. & Uotila, P. (eds), 1998; Retkeilykasvio (Field Flora of Finland); Ed. 4. 656 pp.; Finnish Museum of Natural History, Botanical Museum. Helsinki

[SK]

Mela, A. J., Cajander, A. K., 1906; Suomen Kasvio; Viides painos

[USGS]

Northern Prairie Wildlife Research Center; http://www.npwrc.usgs.gov/index.htm

If you have corrections, comments or information to add into these pages, just send mail to Markku Savela
Keep in mind that the taxonomic information is copied from various sources, and may include many inaccuracies. Expert help is welcome.