Wilmottia stricta, Machado-De-Lima, Náthali Maria, Martins, Mariéllen Dornelles & Branco, Luis H. Z., 2017

Machado-De-Lima, Náthali Maria, Martins, Mariéllen Dornelles & Branco, Luis H. Z., 2017, Description of a tropical new species of Wilmottia (Oscillatoriales, Cyanobacteria) and considerations about the monophyly of W. murrayi, Phytotaxa 307 (1), pp. 43-54 : 51

Wilmottia stricta Machado-de-Lima, Martins et Branco, sp. nov.

Fig: 1m –o.

Filaments entangled or fasciculate, flexuous, enveloped by a facultative, thin, homogeneous and colorless sheath, 3.2–5.6 μm wide. Trichomes cylindrical, straight, blue-green, constricted at the cross-walls, not attenuated, 3.2–5.5 μm wide. Cells isodiametric or slightly longer or shorter than wide, apical cells rounded or conical, without calyptra 2.4–8.8 μm long. Cell content blue-green, homogenous, sometimes with evident chromatoplasm and centroplasm, ungranulated cross-walls. Reproduction by disintegration of trichomes without necridic cells.

Type Locality: Talhadinho stream, municipality of São Jose do Rio Preto, São Paulo State, Brazil.

Holotype here designated: formaldehyde-fixed sample of strain 31PC deposited in Herbarium SJRP! (IBILCE/ UNESP), Brazil, voucher number SJRP 31580 !.

Etymology: stricta (Latin) , meaning “strict”, due to the more limited geographical distribution of the species.

GenBank access number: KY288986