Chara connivens Salzmann ex A.Braun 1835
Publication Details
Chara connivens Salzmann ex A.Braun 1835: 73
Published in: Braun, A. (1835). Übersicht der genauer bekannten Chara-Arten. Flora 18: 49-73.
Publication date: “28. Januar 1835”
Type Species
The type species (lectotype) of the genus Chara is Chara vulgaris Linnaeus.
Status of Name
This name is of an entity that is currently accepted taxonomically.
Type Information
Type locality: "Tanger" [Tangiers, Morocco]; (Braun 1835: 73) Neotype (designated by Wood in Wood & Imahori 1965: 177): Salzmann; PC; 577722 (Wood & Imahori 1965: 177) Notes: Orignal material probably destroyed. Neotype: [per R.D. Wood, Aug. 28, 1956: ref Wood 1965: 177, spec. c] Herbier Laboratoire de Cryptogamie, (PC) . Tanger, Salzmann (Ahmann et al., 2012: 361).
General Environment
This is a brackish species.
Description
The plants are mostly small, up to 15 cm long and green. The axis is to 500 m
broad and usually not encrusted. The branchlets are 6-10 and strongly incurved
(connivent), and each branchlet have 8-10 segments. The stem cortex is
triplostichous, isostichous. The spine cells and the stipulodes are papillous. The plant
is dioecious. The gametangia are found at the 1-4 lowest branchlet nodes. The
oogonium is up to 1.1 mm long. The oospores are dark brown to black. The
antheridia are solitary, red and up to 1 mm in diameter.
Habitat
Chara connivens is found in calcareous waters or in slightly brackish water.
It grows on marl or sand bottom down to 2 m. In the Baltic Sea the species is found in
water with salinity between 3 and 9 PSU. It is normally summer annual. Fertile plants
are found in Sweden, in 1950 both female and male plants, and in 1990 only female
plants. There is no information from this area about hibernation and germination of
the species.
Created: 11 April 2002 by M.D. Guiry.
Last updated: 14 January 2025
Verification of Data
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Distributional note
"The main distribution of Chara connivens in Europe is in Spain. Outside Europe, it has been detected along the Southern Mediterranean coast (Morocco, Algeria, Tunisia, Egypt, Syria, Israel), and Asia (e.g., Iran, Russia, India) (Ahmadi et al., 2012; Becker, 2016; Krause, 1997; Rybak and Woyda-Ploszczyca, 2019)." (Torn & Nat 2024). - (09 January 2025) - M.D. Guiry
Habitat note
Brackish water and freshwater (Urbiniak & Blazencic 2012). - (02 October 2012) - G.M. Guiry
Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=35578
Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 14 January 2025. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 05 April 2025
