Calasterelloideae T.X.Zheng & D.G.Long, 2023

Long, David G. & Zheng, Tian-Xiong, 2023, A new subfamily Calasterelloideae and new genus Calasterella for a phylogenetically and morphologically distinct member of the Aytoniaceae, Phytotaxa 606 (3), pp. 225-230 : 225-226

publication ID	https://doi.org/ 10.11646/phytotaxa.606.3.6
DOI	https://doi.org/10.5281/zenodo.8226086
persistent identifier	https://treatment.plazi.org/id/0B2C9E67-F836-7733-C488-F822C00EFED0
treatment provided by	Plazi
scientific name	Calasterelloideae T.X.Zheng & D.G.Long
status	subfam. nov.

Treatment

1. Calasterelloideae T.X.Zheng & D.G.Long , subfam. nov.

Calasterelloideae T.X.Zheng & D.G.Long subfam. nov. includes one genus, Calasterella D.G.Long & T.X.Zheng , gen. nov.

Diagnosis: Differs from Aytonioideae and Reboulioideae by the following combination: dioicous sexuality; strictly dichotomous branching pattern; ventral tissue with mucilage cavities; up to four appendages of ventral scale; deeplylobed female receptacle with pseudoperianths and involucre cleft to base; lemon-yellow spores with conspicuous trilete ridges, prominent equatorial wing, similar ornamentation on proximal and distal surfaces, lacking large areolae but with fine network of alveolae.

Type: Calasterella D.G.Long & T.X.Zheng , gen. nov.