Geological Survey of Canada, Canada

Type specimens

Lectotype 5456b for Lemna (Spirodela) scutata Dawson
designated in Kvaček, Z. (1995): Limnobiophyllum Krassilov – a fossil link between the Araceae and the Lemnaceae. – Aquatic Botany 50: 49–61.

Holotype GSC plant 5558 for Clintonia oblongifolia Penh.

Holotype GSC plant 5559 for Majanthemophyllum grandifolium Penh.