Crassa Gurgel, J.N. Norris et Fredericq, 2018
publication ID |
https://doi.org/ 10.11646/phytotaxa.374.1.1 |
persistent identifier |
https://treatment.plazi.org/id/347F87A1-FFA6-FFCC-FF72-FC6DFA8C03BA |
treatment provided by |
Felipe |
scientific name |
Crassa Gurgel, J.N. Norris et Fredericq |
status |
gen. nov. |
Crassa Gurgel, J.N. Norris et Fredericq View in CoL , gen. nov.
TYPE SPECIES: Crassa cornea (J.Agardh) Gurgel, J.N.Norris et Fredericq
BASIONYM: Gracilaria cornea J. Agardh 1852: 598
TYPE LOCALITY: Pernambuco (?), Brazil.
LECTOTYPE: LD #29370 (ex herb. J. E. Areschoug), fig. 8 (male), Herb. Agardh, (left-hand side) ( Bird et al. 1986: 2049).
PERTINENT SYNOMYMS: Ceramianthemum corneum (J.Agardh) Kuntze 1891 ; Hydropuntia cornea (J.Agardh) M.J. Wynne 1989 .
DIAGNOSIS: Gonimoblast mass (placenta) spherical, sharp transition between gonimoblast and upper short usually dichotomously branched chains of carposporangia. Cystocarp floor flat and well defined; gametophytic fusion cells dendritic. Spermatangia of the medullary type only, forming deep conceptacles which are often confluent, giving rise to multiple cavities in the medulla when seen in transverse sections.
PERTINENT SPECIES IN CRASSA : Crassa cornea (J. Agardh) Gurgel, J.N. Norris et Fredericq ;
J |
University of the Witwatersrand |
E |
Royal Botanic Garden Edinburgh |
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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Crassa Gurgel, J.N. Norris et Fredericq
Gurgel, Carlos Frederico D., Norris, James N., Schmidt, William E., Le, Hau Nhu & Fredericq, Suzanne 2018 |
Gracilaria cornea
J. Agardh 1852: 598 |