Pterobryopsis M. Fleisch. 1905
Creators: name: Daniels, A. E. D.
name: Athira, S.
name: Kuznetsova, O. I.
name: Ignatov, M. S.
Publisher: name: Zenodo
Year: 2024
Subjects: Biodiversity
Taxonomy
Plantae
Bryophyta
Bryopsida
Leucodontales
Pterobryaceae
Pterobryopsis

description: Key to the species of Pterobryopsis from India
1a. Branch leaves costate .........................................................................................................................................................................2
b. Branch leaves ecostate.................................................................................................................................................... P. gedehensis
2a. Costa single ........................................................................................................................................................................................3
b. Costa double ...................................................................................................................................................................... P. aurantia
3a. Branch leaves long-acuminate at apex ......................................................................................................................... P. crassicaulis
b. Branch leaves shortly acuminate, acute to narrowly acute or apiculate at apex ................................................................................4
4a. Stem leaves distinctly cucullate..........................................................................................................................................................5
b. Stem leaves not or only slightly cucullate........................................................................................................................................10
5a. Stem leaves ovate-cochleate, acute at apex................................................................................................................. P. scabriuscula
b. Stem leaves oblong-ovate or ovate to ovate-cordate, shortly acuminate to apiculate at apex ...........................................................6
6a. Stem leaves oblong-ovate; costa extending to just below apex .......................................................................................... P. flexipes
b. Stem leaves ovate to ovate-cordate; costa shorter, ending well below apex ......................................................................................7
7a. Branch leaves ovate-cordate, shortly apiculate at apex.................................................................................................. P. acuminata
b. Branch leaves ovate to oblong-ovate, acuminate at apex...................................................................................................................8
8a. Branch leaves ovate; costa reaching midleaf leaf or shorter ............................................................................................ P. orientalis
b. Branch leaves oblong-ovate; costa reaching beyond midleaf ............................................................................................................9
9a. Stem and branch leaves dimorphic..................................................................................................................................... P. siheiana
b. Stem and branch leaves monomorphic............................................................................................................................... P. schmidii
10a. Branch leaves distinctly toothed at margin; alar cells rectangular to subrectangular; capsules erect, cylindric.............. P. divergens
b. Branch leaves entire to faintly toothed at margin; alar cells quadrate to subquadrate; capsules suberect, ovoid-cylindric ................ .......................................................................................................................................................................................... P. kegeliana
description: Published as part of Daniels, A. E. D., Athira, S., Kuznetsova, O. I. & Ignatov, M. S., 2024, Pterobryopsis siheiana (Bryophyta: Pterobryaceae) - a new species from the Western Ghats of India, pp. 179-184 in Phytotaxa 650 (2) on page 183, DOI: 10.11646/phytotaxa.650.2.5, http://zenodo.org/record/13216370