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.
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![Fragilariece.] Genus C. DIATOMA. Gen. Char. Filaments composed of rectangular frustules, cohering at the angles, and finally separating. 1. Diatoma mahinum, Lyngbye. Hab. Parasitic on marine Algae in spring. Greenish when fresh; powdery and pale when dry. Common in most places, but rare on the coast of Ayrshire, where its place is occupied by Striatella. Genus Cl. EXILARIA, Greville. Gen. Char. Frustules rectilinear, fasciculate, or spreading in fan-shaped senes, fixed at the base to a receptacle or stipes — Greville. 1. Exilaiua eulgexs, Greville. Hab. Parasitic on marine filiform Algae. Devonshire, Mrs. Griffiths; Appin, Capt. Carmichael; Arran and Ayr- shire, D. L.; Leith, D. L„ junr. Frustules pale yellow lustre when recent, with a glossy lustre when dry. They radiate from a minute base, in a fan-shaped manner.](https://iiif.wellcomecollection.org/image/b22024815_0387.jp2/full/800%2C/0/default.jpg)
