FIGURE 1. A–D in The fern family Gleicheniaceae (Polypodiopsida) in Brazil

FIGURE 1. A–D. Dicranopteris flexuosa (Dittrich 2012, CESJ). A. Detail of the abaxial segment surface. B. Detail of the abaxial segment surface showing the globose glandular hairs on the secondary veins. C. Rhizome hairs. D. Bud hairs. E–H. Dicranopteris nervosa (Salino 6470, BHCB). E. Detail of the abaxial segment surface. F. Rhizome hairs. G. Bud hairs. H. Hairs of the abaxial segment surface. I–M. Dicranopteris rufinervis (Viveros 26, BHCB). I. Detail of the abaxial segment surface. J. Detail of the abaxial segment surface showing bacilliform glandular hairs on the secondary veins. K. Rhizome hairs. L. Bud hairs. M. Hairs of the abaxial midrib surface. N–Q. Dicranopteris seminuda (Rodriguez 3406, COL). N. Detail of the abaxial segment surface. O. Rhizome hairs. P. Bud hairs. Q. Hairs of the abaxial segment surface. R–U. Gleichenella pectinata (Gonzatti 1913, CESJ). R. Detail of the abaxial segment surface. S. Rhizome hairs. T. Bud hairs. U. Hairs of the abaxial segment surface.