Utricularia subulata (digital photographs taken by Nathan Howell [habit, flower front, flower back] and Alexander Krings [flower side]; illustration from Britton and Brown 1913)
Figure 162a.
Specimen: Howell LISI-28 (NCSC)
Figure 162b.
Illustration
Figure 162c.
Habit
Figure 162d.
Flower (front)
Figure 162e.
Flower (back)
Figure 162f.
Flower (side)