Key to the Pollen of the Bahamas©

Links to the keys.

Link to the Master Key Link to the Submaster Key to Rotational Grains Link to the Submaster Key to Porate Grains Link to the Submaster Key to Tricolpate Grains Link to the Submaster Key to Tricolporate Grains Link to the Key to Vesiculate Grains Link to the Key to Tetrad Grains Link to the Key to Polyad Grains Link to the Key to Bilaterally Symmetrical Grains and Spores Link to the Key to Inaperturate and Irregular Grains Link to the Key to Subtetrahedral Spores
Link to the Key to Stephanocolpate Grains Link to the Key to Pericolpate Grains Link to the Key to Monocolporate Grains Link to the Key to Polycolporate Grains Link to the Key to Tetracolporate Grains Link to the Key to Monocolpate Grains Link to the Key to Tricolpate, Psilate Grains Link to the Key to Tricolpate, Scabrate Grains Link to the Key to Tricolpate, Verrucate, Echinate Grains Link to the Key to Tricolpate, Suprareticulate Grains Link to the Key to Tricolpate, Per-reticulate Grains
Link to the Key to Tricolpate, Intectate Grains Link to the Key to Tricolporate, Psilate, Scabrate Grains Link to the Key to Tricolporate, Echinate Grains Link to the Key to Tricolporate, Foveate, Suprareticulate Grains Link to the Key to Tricolporate, Intectate, Per-reticulate Grains Link to the Key to Monoporate Grains Link to the Key to Diporate Grains Link to the Key to Triporate Grains Link to the Key to Stephanoporate Grains Link to the Key to Periporate Grains

Highlighted words are linked to their glossary definitions. Definitions and images contributed by the Glossary of Pollen and Spore Terminology,second and revised edition by Peter Hoen.


Table H7
Key to Tricolpate Intectate Grains

A2

Grains large, greater than 50 μM in diameter





B2

Grains spheroidal, 54-80 μM, surface with nearly contiguous minute clavae, edges of colpi jagged, apertures wide

Linum

Linum images 400X



B1 Grains appear collapsed, surface scabrate with tightly packed tiny clavae 3-colpateapertures narrow slits usually not resolvable, 56-70 μM Melochia
Melochia images
A1 Grains less than 50 μM




C3 Grains prolate, furrows recessed to edge of colpus such that grains appear three lobed in equatorial limb, 20 x 30 μM

Vitex
Vitex images




C2 Grains triangular with apertures at apex of angles





D2 Grains flattened in polar axis, narrow apertures, 44-50 μM, has the appearance of a tricorn hat

Suriana

Suriana images





D1 Grains not conspicuously flattened, apertures wide, exine crescentic, 13-16 μM       

Byrsonima
Byrsonima images




C1 Grains more or less circular in equatorial limb or only slightly triangular





E2 Grains gemmate



F3 Surface closely packed with small gemmaecolpus long, narrow, subprolate, 24 x 32 μM Petitia
Petitia images



F2 Grains spheroidal, obvious gemmae on surface,  apertures hard to resolve Ilex
Ilex images






F1 Grains round to slightly triangular in equatorial limb, surface elements tiny gemmae, about 34 μM Galactia rudolphoides
Galactia rudolphoides images





E1 Grains clavate







G4 Grains spheroidal








H2

Clavae long and thin, colpi wide, edges with obvious fringe of clavae, 38-43 μM

Tabebuia

Tabebuia images







H1

Clavae fine, so closely packed no surface pattern is resolvable, apertures very narrow, 36-40 μM

Pisonia
Pisonia images






G3 Grains suboblate





I2 Clavae long with swollen tips, colpi narrow slits, 19 x 16 μM

Rhachicallis
Rhachicallis images






G2 Grains subprolate





J2 Clavae small but resolvable, colpi open with fringe of clavaecolpi taper to acute ends, 15 x 17 μM
Lepidium
Lepidium images






G1 Grains slightly triangular





K2 Grains 23-30 μM, slightly triangular in equatorial limb, with minute clavate elements

Galactia bahamensis

Galactia bahamensis images





  To download the taxonomic key: link to download key   To return to  the introduction: link to introduction   For information on the included taxa: link to taxa and sources   For information on the glossary: link to glossary introduction