151,391 species and infraspecific names are in the database, 20,638 images, 58,488 bibliographic items, 382,533 distributional records.

Submit Bibliography Reference

Submitting a reference
You can submit a new reference using the form below. Please make sure that the reference is not already in the bibliography by searching in "Literature" (in the dropdown "Search" menus above. We automatically add papers from Botanica marina, Journal of Phycology, European Journal of Phycology, and Phycologia, so do not add these. PDFs from some publishers (e.g. Botanica marina) are “secured” and they will not upload (you will just get an error message.
You can add a PDF of other publications if you have the rights to offer this publication for private study. The reference will not appear immediately in the database as an administrator has to approve the addition of the reference first.
Please use html code for italics (<i>word to be italicized</i>)

Item Submit new bibliography reference

Your email

Your name


Bibliography details
(make certain that it is not already there, please!)

Article Type


(e.g. Agardh, J.G., Agardh, C.A. & Smith, J.E.)


(e.g. 1901)



(not abbreviated)



(e.g. 99-105 for journal; iv, 1-499 for book)

Place of publication

(book only)


(book only)

(copy abstract into box)


Attach PDF



Website contents © 1996 - 2018 M.D. Guiry. All rights reserved.

Website Design : 249 Design Studio