A popular history of British sea-weeds ... with notices of some of the fresh-water Algae / By the Rev. D. Landsborough.
- David Landsborough
- Date:
- 1849
Licence: Public Domain Mark
Credit: A popular history of British sea-weeds ... with notices of some of the fresh-water Algae / By the Rev. D. Landsborough. Source: Wellcome Collection.
415/444 page 347
![Desmicliea',.'] from each other by the length of the connecting tube, which is converted into two hyaline lobes. These lobes increasing in size, acquire the colour, and gradually put on the appearance of the old portion. Of course as they in- crease, the original segments are pushed farther asunder, and at last are disconnected, each new lobe taking with it an old segment to supply the place of that from which it was separated, so that every new specimen of Euostrum is partly new and partly old. A single glance, however, at Mr. Ralfs Plate xi. fig. 2, Euostrum verrucosum, will give a better idea of this than all the words we can employ. MICROSTERIAS, Agarclli. Gen. Char. Frond simple, lenticular, deeply divided into two obed segments; the lobes inciso-dentate (rarely only bidentate) and generally radiant.—Ralfs. 1. Microsterias denticcjlata, Brebisson. (Plate XX. fig. SO, a mature frond, and under it a dividing frond ) Hab. Penzance, Mr. Ralfs; Kent, Mr. Jenner; Henfield, Mr. Borrer; Bristol, Mr. Broome; Ambleside, Mr. Side- botham; Aberdeenshire, Dr. Dickie; Stevenston, Ayrshire, jL). jl.](https://iiif.wellcomecollection.org/image/b22024815_0417.jp2/full/800%2C/0/default.jpg)
