Pseudorhipsalis Britton & Rose

Ruiz-Dominguez, Catalina, Vovides, Andrew P. & Sosa, Victoria, 2019, Systematic relevance of pollen morphology in tribe Hylocereeae (Cactaceae), PhytoKeys 128, pp. 121-140 : 127

publication ID

https://dx.doi.org/10.3897/phytokeys.128.35842

persistent identifier

https://treatment.plazi.org/id/AB328040-EACF-5891-B771-3328D555F585

treatment provided by

PhytoKeys by Pensoft

scientific name

Pseudorhipsalis Britton & Rose
status

 

Pseudorhipsalis Britton & Rose

Pollen.

pantocolpate, radially symmetrical, isopolar with circular contour in polar view. Shape: oblate-spheroidal (P/E=0.99). Apertures: 12, brevicolpate, small; polar area large (PAI=0.62). Measurements: pollen grains large, (73.59)81.71(93.64) × (76.00)81.23(86.72) μm in equatorial view; exine thickness (2.85)3.19(3.48) μm. Exine: marginated. Ornamentation: smooth surface with tectum perforate, ornated with spinules of (0.64)0.78(0.99) μm length × (0.39)0.48(0.54) μm diameter in base; perforations (0.05)0.11(0.19) μm in diameter ( Figure 4H View Figure 4 ).

Species examined.

Pseudorhipsalis amazonica (K. Schum.) Ralf Bauer (Ecuador, Napo. E. Gudiño 145 MEXU).