Illustrations:
Key: scale bar 10 microns; after the species and collection number, A = acetolysed, N = non-acetolysed, H = honey; aspect PO = polar view, EQ = equatorial view; focus OS = optical section, SV = surface, AP = aperture
 Populus sp., A: OS |
 Populus sp., A: SU |
 Populus sp., N: OS |
 Populus sp., N: OS |
Botanical classification: Class Magnoliopsida; Order Malpighiales; Family Salicaceae.
Common name: Poplars.
Pollen type: Populus.
Comparison remarks: No furrows or pores; exine surface rough, cauliflower-like under high magnification.
Morphology (unacetolysed pollen): Size class: small (20-30 μm), or medium (30-50 μm). Shape in equatorial view: round or irregularly round. Shape in polar view: round. Aperture numbers: 0 or indefinite. Surface pattern: granular. Exine section: thin to medium (no rods visible). Other structural features: cell contents granular.
Bee pollen pellet colour: Yellow to orange.
Cite this publication as: "J.I. Raine, X. Li, L. Newstrom-Lloyd (2022).
New Zealand bee pollen catalogue. "
© GNS Science, 2022
(P.O.
Box 30368 Lower Hutt, New Zealand)