Chondracanthus (alga)

Chondracanthus is a red algae genus in the family Gigartinaceae. The name Chondracanthus is from χόνδρος} (khóndros or chondrus) meaning 'cartilage' and ακανϑα (acantha) meaning 'spine or thorn,'[1] together meaning 'with cartilaginous spines.'[2] This refers to the rubbery papillae on the surface of the blades containing the reproductive structures.[2]

This article is about the genus of red algae. For the genus of crustacean, see Chondracanthus (copepod).

Chondracanthus
Chondracanthus sp.
Scientific classification
(unranked): Archaeplastida
Division: Rhodophyta
Class: Florideophyceae
Order: Gigartinales
Family: Gigartinaceae
Genus: Chondracanthus
Kützing 1843
Species

See text

Species
  • Chondracanthus acicularis
  • Chondracanthus bajacalifornicus
  • Chondracanthus canaliculatus
  • Chondracanthus chamissoi
  • Chondracanthus chapmanii
  • Chondracanthus chauvinii
  • Chondracanthus corymbiferus
  • Chondracanthus elegans
  • Chondracanthus exasperatus (Harvey & Bailey) Hughey 1996 - Turkish towel
  • Chondracanthus glomeratus
  • Chondracanthus harveyanus
  • Chondracanthus intermedius
  • Chondracanthus johnstonii
  • Chondracanthus kjeldsenii
  • Chondracanthus saundersii
  • Chondracanthus serratus
  • Chondracanthus spinosus
  • Chondracanthus squarrulosus
  • Chondracanthus teedei
  • Chondracanthus tenellus
  • Chondracanthus tepidus

Phylogeny

A 2008 assessment of the genus showed the following phylogenetic tree:[3]

 

C. acicularis

 
 
 
 

C. chapmanii

 
 
 

C. intermedius

 
 

C. tenellus

 
 
 
 
 
 

C. harveyanus

 
 
 

C. corymbiferus

 
 
 

C. serratus

 
 
 

C. bajacalifornicus

 
 
 

C. kjeldsenii

 
 

C. canaliculatus

 
 
 
 
 
 
 
 
 

C. chamissoi

 
 

C. tepidus

 
 
 
 

C. teedei

 
 
 

C. squarrulosus

 
 
 

C. spinosus

 
 

C. exasperatus

 
 
 
 
 
 
 
gollark: You need to be very sure about the specification I guess.
gollark: … no? It's just a thing which can perform some set of general intelligence tasks.
gollark: If you program the thing to optimise some utility function - and didn't make a mistake - it won't decide to stop optimising for that.
gollark: What?
gollark: Troubling.

References
  1. Griffith, Chuck (2005). "Dictionary of Botanical Epithets". Dictionary of Botanical Epithets. Retrieved 26 January 2018. acantha acanth noun/f ακανϑα thorn, thistle
  2. Hughey, Jeffery Ryan (15 December 1995). A Systematic Study of Chondracanthus Kutzing (Rhodophyceae) with a Contribution to the Marine Flora of Tomales Bay, California. Rohnert Park, CA: Sonoma State University. hdl:10211.1/1688. OCLC 971001627.
  3. Hughey, Jeffery R.; Hommersand, Max H. (12 March 2008). "Morphological and molecular systematic study of Chondracanthus (Gigartinaceae, Rhodophyta) from Pacific North America" (PDF). Phycologia. 47 (2): 124–155. doi:10.2216/07-36.1. ISSN 0031-8884. OCLC 437834161. Retrieved 31 January 2018.


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