Foxglove beard-tongue, Penstemon digitalis
Family: Plantaginaceae Pollen grain morphology: tricolporate, spheroidal, psilate Pollen grain size: 32.28 ± 0.40 µm by 30.63 ± 1.16 µm
Tag Archives: spheroidal
Pennycress, Thlaspi arvense
Family: Brassicaceae Pollen grain morphology: striate, tricolporate, spheroidal Pollen grain size: 20.04 ± 0.89 µm by 18.19 ± 0.23 µm
Peach, Prunus persica
Family: Rosaceae Pollen grain morphology: spheroidal, tectate, tricolpate Pollen grain size: 50.09 ± 1.93 µm by 41.14 ± 1.97 µm
Blue lupin, Lupinus angustifolius
Family: Fabaceae Pollen grain morphology: tricolporate, prolate, spheroidal, tectate Pollen grain size: 33.25 ± 0.61 µm by 28.65 ± 1.19 µm
Crown vetch, Securigera varia
Family: Fabaceae Pollen grain morphology: tricolporate, prolate, spheroidal, microrugulate, tectate Pollen grain size: Equatorial: 26.59 µm by 24.1 µm Polar: 25.72 µm by 24.91 µm
Common hawthorn, Crataegus monogyna
Family: Rosaceae Pollen grain morphology: spheroidal, intectate, psilate, tricolpate Pollen grain size: Equatorial: 58.88 µm by 53.7 µm Polar: 58.28 µm by 58.25 µm
Black cherry, Prunus serotina
Family: Rosaceae Pollen grain morphology: striate, spheroidal, tectate, tricolpate Pollen grain size: 42.13 + 0.58 µm by 36.83 + 0.58 µm
Narrowleaf plantain, Plantago lanceolata
Family: Plantaginaceae Pollen grain morphology: spheroidal, verrucate, periporate Pollen grain size: 22.84 + 0.37 µm by 28.09 + 0.45 µm
Lamb’s quarters, Chenopodium berlandieri
Family: Amaranthaceae Pollen grain morphology: spheroidal, periporate, tectate Pollen grain size: 28.6 µm by 28.12 µm
California walnut, Juglans regia
Family: Juglandaceae Pollen grain morphology: periporate, spheroidal, heteropolar Pollen grain size: 40.77 µm by 36.81 µm