Chamaepinnularia evanida

Taxon ID: 119
Author: Hustedt    
Basionym:
Synonym: Navicula evanida

 

Images

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LM image scalebar = 10 µm = pixels not measured     

 

Observations

Observations: Bart Van de Vijver
Length: 7-10µm
Width: 2-3µm
Striae: 23-25 striae in 10µm

Description:

Valves elliptical-lanceolate to rhomboid-lanceolate with obtusely rounded ends (L 7-10µm, W 2-3µm, 23-25striae in 10µm). Axial area narrow, widening towards the central area. Central area rhomboid to elliptical, no fascia present. Raphe filiform with weakly deflected, rounded central pores and hooked terminal fissures. Transapical striae moderately radiate. In SEM, the striae are divided into two parts by a long hyaline area.

Morphology: Naviculoid
Distribution:

Autecology:

 

Notes:

Fairly common in relatively wet (50-70%), slightly acid (pH 6,1-6,5) soils.South Orkney Islands (Oppenheim 1990).

 

 

Other sites with Chamaepinnularia evanida

  • Ile de la Possession (moist habitats), Crozet Archipelago

Original Type Description

Author: Hustedt
Length:
Width:
Striae:

Original Description:

 

New combination

Author: Lange-Bertalot 1986

 

Citations

Index Nominum Algarum (INA):

  • Original
  • If an INA link is available, it will be shown above
  • The INA is a bibliographic reference "card file" for algal taxonomy, containing nearly 200,000 names of algae (in the broad sense).

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