Name: Hassallia Berkeley ex Bornet and Flahault 1886

Category: Genus

Proposed as: gen. nov.

Etymology: Has.sall’i.a. N.L. fem. n. Hassallia, referring to Hassall

Gender: feminine (stem: Hassalli-)

Type species: Hassallia byssoidea Hassall ex Bornet and Flahault 1886

16S rRNA gene: Analyse FASTA

Valid publication: Bornet É, Flahault C. Revision des Nostocacées hétérocystées contenues dans les principaux herbiers de France (Troisième fragment). Annales des Sciences Naturelles, Botanique, Septième série 1886; 5:51-129.

Nomenclatural status: validly published under the ICN (Botanical Code)

Taxonomic status: synonym

Correct name: Tolypothrix Kützing ex Bornet and Flahault 1886

• Synonyms:

  • Name	Kind
    Tolypothrix Kützing ex Bornet and Flahault 1886	heterotypic synonym, validly published under the ICN (Botanical Code)

• Notes:
  • 🧕 Bornet and Flahault (1886) assigned this genus to the family Scytonemataceae corrig. Frank 1886. Publication: Bornet É, Flahault C. Revision des Nostocacées hétérocystées contenues dans les principaux herbiers de France (Troisième fragment). Annales des Sciences Naturelles, Botanique, Septième série 1886; 5:51-129.
  • 🧕 Bornet and Flahault (1886) assigned this genus to the tribe Scytonemateae corrig. Rabenhorst ex Bornet and Flahault 1886. Publication: Bornet É, Flahault C. Revision des Nostocacées hétérocystées contenues dans les principaux herbiers de France (Troisième fragment). Annales des Sciences Naturelles, Botanique, Septième série 1886; 5:51-129.
  • 🧕 Hoffmann et al. (2005) assigned this genus to the family Microchaetaceae Lemmermann 1907. Publication: Hoffmann L, Komárek J, Kaštovský J. System of cyanoprokaryotes (cyanobacteria) – state in 2004. Algol. Stud. 2005; 117:95-115.
  • 🚂 For the type species of this genus another name is in use, which is affiliated with the genus Tolypothrix Kützing ex Bornet and Flahault 1886. Publication: Kirchner O. Schizophyceae. In: A. Engler KP (eds), Die natürlichen Pflanzenfamilien. I. Teil, Abt. 1a, Wilhelm Engelmann, Leipzig, 1898, p. 45-92.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Flassallia"; "Hasallia"; "Hassalia"; "Hassalig"; "Hissallia"; "Hossallia"; "Hussallia"; "Iassallia"; "Jlassallia".
  • 😡 This taxon name is a homonym of "Hassallia" Trevisan 1848.
  • ❗ Hassallia is the correct name instead if this genus is regarded as a separate genus (i.e., if its nomenclatural type is not assigned to another genus whose name is validly published, legitimate and not rejected and has priority).
  • 🎰 The BRCs most frequently used for deposits in this group are: CCALA: 2.

Subdivision:

Number of child taxa with a validly published and correct name: 0
Number of child taxa with a validly published name, including synonyms: 19
Total number of child taxa: 20

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Hassallia andreassenii Komarek et al. 2012	validly published under the ICN (Botanical Code)	orphaned species
    Hassallia antarctica Komarek et al. 2012	validly published under the ICN (Botanical Code)	orphaned species
    Hassallia bouteillei (Brébisson and Desmazières 1855) ex Bornet and Flahault 1886	validly published under the ICN (Botanical Code)	synonym
    Hassallia brevis Gardner 1927	validly published under the ICN (Botanical Code)	synonym
    Hassallia byssoidea Hassall ex Bornet and Flahault 1886	validly published under the ICN (Botanical Code)	synonym
    Hassallia californica Johansen and Flechtner 2008	validly published under the ICN (Botanical Code)	orphaned species
    Hassallia discoidea Gardner 1927	validly published under the ICN (Botanical Code)	synonym
    Hassallia fragilis Gardner 1927	validly published under the ICN (Botanical Code)	synonym
    Hassallia granulata Gardner 1927	validly published under the ICN (Botanical Code)	synonym
    Hassallia heterogenea Gardner 1927	validly published under the ICN (Botanical Code)	orphaned species
    Hassallia littoralis González-Resendiz and León-Tejera 2013	validly published under the ICN (Botanical Code)	orphaned species
    Hassallia mangini Frémy 1927	inaccurate spelling (ICN [Botanical Code])	misspelling
    Hassallia manginii corrig. Frémy 1927	validly published under the ICN (Botanical Code)	orphaned species
    Hassallia manginii Frémy 1928	validly published under the ICN (Botanical Code), illegitimate name, later homonym	in need of a replacement
    Hassallia pseudoramosissima Johansen and Flechtner 2008	validly published under the ICN (Botanical Code)	orphaned species
    Hassallia pulvinata Frémy 1930	validly published under the ICN (Botanical Code)	synonym
    Hassallia rechingeri Wille 1913	validly published under the ICN (Botanical Code)	synonym
    Hassallia rugulosa Gardner 1927	validly published under the ICN (Botanical Code)	synonym
    Hassallia scytonematoides Gardner 1927	validly published under the ICN (Botanical Code)	synonym
    Hassallia usambarensis Hieronymus 1895	validly published under the ICN (Botanical Code)	orphaned species

Parent taxon: Tolypotrichaceae corrig. Hauer et al. 2014

Assigned by: Strunecky O, Ivanova AP, Mares J. An updated classification of cyanobacterial orders and families based on phylogenomic and polyphasic analysis. J Phycol 2023; 59:12-51.

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Record number: 6510