OregonFlora species comparison

up to 50 cm long, 5–20 cm wide, with lateral veins of 2 different thicknesses.

basal; simple, bases hastate to sagittate, pinnately veined;

petioles equal to or longer than the blades.

spathes uniformly green or green with white or yellow-green margins;

spadices 50% to almost as long as spathes.

spadices shorter than the subtending spathes, staminate flowers distal, pistillate flowers proximal.

unisexual;

tepals absent;

stamens 4–5, connate;

pistil 1.

green to purple-green berries.

1–2(4) seeded berries, not embedded in spadices. North America. 2 species, 1 in Oregon.

=28.