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Electronic Flora of South Australia Genus Fact Sheet
Phylum Rhodophyta – Order Ceramiales – Family Ceramiaceae – Tribe Spyridieae
Selected citations: With the characteristics of the tribe.
Type species: S. filamentosa (Wulfen) Harvey 1833:336.
Taxonomic notes: Womersley & Cartledge (1975) considered 4 species occur on southern Australian coasts, and this account is followed here.
References:
HARVEY, W.H. (1833). Algae. In W.J. Hooker, &lquot;The British Flora&rquot; Vol. 2, Part 1, pp. 248–401.
HOOKER, W.J. (1833). The British Flora. Edn 4, Vol. 2. (Longman: London.)
WOMERSLEY, H.B.S. & CARTLEDGE, S.A. (1975). The southern Australian species of Spyridia (Ceramiaceae, Rhodophyta). Trans. R. Soc. S. Aust. 99(4), 221–234.
The Marine Benthic Flora of Southern Australia Part IIIC complete list of references.
Publication:
Womersley, H.B.S. (24 December, 1998)
The Marine Benthic Flora of Southern Australia
Rhodophyta. Part IIIC. Ceramiales – Ceramiaceae, Dasyaceae
©State Herbarium of South Australia, Government of South Australia
KEY TO SPECIES OF SPYRIDIA
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1. Ramelli robust, opposite and decussate, usually (70–) | S. dasyoides |
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1. Ramelli slender, single or whorled but not opposite, less than 70 µm in diameter, usually with cells longer than broad, and nodal bands | 2 |
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2. Lesser branches stout ( | S. squalida |
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2. Lesser branches slender (under 0.5 mm in diameter), not or only slightly basally constricted, cortication dense only on older branches, with ramelli single per segment or whorled | 3 |
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3. Ramelli one per segment, | S. filamentosa |
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3. Ramelli becoming whorls of | S. tasmanica |
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