Electronic Flora of South Australia Genus Fact Sheet

Genus DISCOSPORANGIUM Falkenberg 1878: 60, pl. 2

Phylum Phaeophyta – Order Sphacelariales – Family Choristocarpaceae

Thallus 2–15 (–40) mm long, tufted, attached by basal rhizoids. Filaments slender, moderately laterally branched, not tapering, uniseriate. Growth apical, with the apical cell of similar diameter and length to lower cells. Cells long, with numerous discrete and usually separated phaeoplasts, without pyrenoids. Hairs absent.

Reproduction: By sessile, plate-like, plurilocular organs attached laterally to the lower filaments.

Life history unknown.

Type species: D. subtile Falkenberg [= D. mesarthrocarpum (Meneghini) Hauck]. A monospecific genus previously known from deep water in the Mediterranean.

References:

FALKENBERG, P. (1878). Ueber Discosporangium, ein neues Phaeosporeen- Genus. Mitt. zool. Station z. Neapel. 1, 54–66, Plate II.

The Marine Benthic Flora of Southern Australia Part II complete list of references.

Author: H.B.S. Womersley

Publication: Womersley, H.B.S. (14 December, 1987)
The Marine Benthic Flora of Southern Australia
Part II
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