Fossil Pollen

Many plants have been identified at Petrified Forest through leaves, pollen, and other plant parts.

NPS

Late Triassic Pollen found in Petrified Forest National Park
Compiled by W.G. Parker January 14, 2004

Data compiled from Dunay and Fisher (1984), Litwin (1986), and Litwin et al., (1991).
Numbers correspond to pollen zones discussed in Litwin (1986):
2 = lower Petrified Forest Pollen Zone (Carnian)
3 = upper Petrified Forest Pollen Zone (Norian)

Trilete Spores
2 Anapiculatisporites telephorus
2 Aulisporites astigmosus
2 Biretisporites sp.
2,3 Calamospora tener
2 Calamospora nathorstii
2 Camarozonotrilites rudis
2 Camptotriletes tortuosus
2 Cingulatisporites rhaeticus
2 Conbaculatisporites sp.
2 Converrucosisporites cameronii
2 Converrucosisporites matsenii
2 Cristatitriletes baculatus
2 Cyathidites minor
2,3 Dictyophyllidites harrisii
2,3 Dictyophyllidites mortonii
2 Distaverrusporites sp.
3 Foveolatitriletes sp.
2 Gleicheniidites senonicus
2,3 Graminoides cernes
2,3 Granulatisporites infirmus
2,3 Guthoerlisporites cancellosus
2 Klukisporites granosifenestellatus
2 Kraeuselisporites cooksonae
2 Kraeuselisporites cf. K. linearis
2 Kraeuselisporites cf. K. reissingeri
3 Kyrtomisporis laevigatus
3 Kyrtomisporis speciosus
2 Leiotriletes gleicheniaeformis
2 Matonisporites equiexinus
2 Osmundacidites alpinus
2 Osmundacidites parvus
2 Osmundacidites wellmanii
2,3 Pseudenzonalasporites summus
2 Reticulatisporites sp. A
2 Reticulatisporites sp. B
2 Retitriletes gracilis
2 Retitriletes cf. R. subrotundus
2 Stereisporites antiquasporites
2 Stereisporites nochtenensis
2 Trilites klausii
2 Todisporites major
2 Todisporites rotundiformis
2 Tulesporites briscoensis
2 Tulesporites terraerubrae

Monolete Spores
2 Aratrisporites sp.

Alete Spores
2 Brodispora striata

Obligate Tetrads
2,3 Pyramidosporites traversei

Inaperturate Pollen
2,3 Araucariacites australis
2,3 Inaperturopollenites sp.
2,3 Laricoidites desquamatus

Striate
Cornetipollis reticulata
2 Equisetosporites chinleanus
2 Lagenella martini

Monsulcate Pollen
2 Cycadopites follicularis
2,3 Cycadopites fragilis
2 Cycadopites cf. C. westfieldicus
2 Cycadopites sp. A
2 Cycadopites sp. B
2 Eucommiidites microgranulatus
2 cf. Liliacidites
2 Pretricolpipollenites bharadwajii
2 cf. Pretricolpipollenities
2 Leschikisportis aduncus
2 Retisulcites sp.

Monosaccate Pollen
2,3 Cordaitina minor
2 Enzonalasporites tenuis
2,3 Enzonalasporites vigens
2 Heliosaccus dimorphus
2,3 Kuglerina meieri
2,3 Patinasporites densus
2,3 Patinasporites iustus
2,3 Patinasporites toralis
2 Vallasporites ignacii

Bisaccate Pollen
2,3 Alisporites grandis
2,3 Alisporites opii
2,3 Alisporites parvus
2,3 Alisporites perlucidus
2,3 Alisporites similis
2,3 Alisporites toralis
2,3 Alisporites sp. A
2 Chordasporites chinleanus
2,3 Chordasporites sp.
2,3 Colpectopollis ellipsoedius
2 Colpectopollis singulisinus
2,3 Falcisporites gottesfeldii
2 Falcisporites nuthallensis
2 Granosaccus sulcatus
2 Infernopollenites claustratus
2,3 Klausipollenites gouldii
2 Klausipollenites gouldii var. striatus
2 Klausipollenites schaubergeri
2 Klausipollenites vestitus
2 Klausipollenites lithodendrorum
2 Klausipollenites decipiens
2 Lunatisporites aff. L. noviaulensis
2,3 Microcachrydites doubingeri
2 Microcachrydites fastidoides
2,3 Minutosaccus crenulatus
2,3 Ovalipollis ovalis
2,3 Ovalipollis lunzensis
2,3 Pityosporites chinleanus
2,3 Pityosporites devolvens
2,3 Pityosporites oldhamensis
2 Pityosporites scaurus
2,3 Platysaccus queenslandii
2,3 Platysaccus triassicus
2,3 Plicatisaccus badius
2 Plicatisaccus segmentatus
2,3 Protodiploxypinus americus
2,3 Protodiploxypinus ujhelyi
2 Protohaploxipinus arizonicus
2 Protohaploxipinus fastidiosus
2 Protohaploxipinus lacertosus
2 Protohaploxipinus triquetricorpus
2 Rugubivesiculites proavitus
3 Rugubivesiculites sp.
3 Samaropollenites concinnus
3 Samaropollenites speciosus
2,3 Sulcatisporites kraeuseli
2,3 Triadispora crassa
2 Triadispora dockumensis var. chinleana
2 Triadispora fallax
2,3 Triadispora cf. T. keuperiana
2,3 Triadispora sp.
Vitreisporites pallidus

Circumpolloid
2 Camerosporites secatus
3 Camerosporites verrucosus
2 Duplicicporites granulatus
2 Praecirculina sp.

Polyad/Unknown
2 Polyad sp. A.
2 New genus A.

The following taxa are listed in Dunay and Fisher (1984), however, the exact classification is unknown.
2 Abietineaepollenites bujakii
2 Anaplanisporites telephorus
2 Angustisaccus reniformis
2 Angustisaccus petulans
2 Bhardwajispora jansonii
2 Cirratriradites sp.
2 Convolutispora klukiforma
2 Costapollenites ellipticus
2 Costatipollenites ucrainicus
2 Daughertyspora chinleana
2 Densoisporites telatus
2 Doubingerispora filamentosa
2 Guttulapollenites cf. G. hannonicus
2 Nevesisporites cf. N. limatulus
2 Pachysaccus feroccidentalis
2 Piceaepollinites orbatus
2 Pseudillinites platysaccus
2 Pseudillinites cf. P. crassus
2 Schizosaccus keuperi
2 Staplinisporites telatus
2 Verrucosisporites tumulosus
2 Voltziacaeasporites globosus
2 Voltziacaeasporites heteromorpha