Anastrophyllum schismoides (Mont.) Steph.
[Fig. 147: 1–6, 9–11; Fig. 148; Fig. 150: 1, 2, oil-bodies, p. 684]
Leaf cell trigones bulging to, more often, nodulose, often confluent, the cell lumen stellate and surrounded mostly by the trigones; marginal cells of leaf with exposed wall distinctly thickened, the wall thickness equal to or exceeding the lumen diameter.
This is the more common of the varieties.