150 Salmon. — A Monograph of the Genus Streptopogon. 
Figs. 78, 79. S. rigidus , Mitt., areolation of upper part of two leaves from the 
same stem, showing (78) subhexagonal or (79) subrectangular cells, x 255 
(from specimens collected by Weir at Boqueron, Bogota, in Mitten’s herbarium). 
Figs. 80, 81. Two gemmae, one germinating, from an authentic specimen (ex 
herb. Brotherus) of ‘6*. Schenckii, C. Mull.,’ in the Kew Herbarium, x 150. 
PLATE X. 
Figs. 82-88. ‘ S. Schenckii , C. Mull.’; Fig. 82, plant in the wet state, nat. size; 
Fig. 83, plant, in the dry state, x 9 ; Fig. 84, one of the upper gemmiferous 
leaves, x 13; Fig. 85, apex of same, with all but five of the gemmae removed, 
x 52; Fig. 86, one of the lower stem-leaves, x 13; Fig. 87, areolation in the 
upper half of a stem-leaf, x 255. Fig. 88, areolation at margin of stem-leaf, at 
about one-third from the apex, x 255. (Figs. 82, 83, from an authentic specimen 
(ex herb. Brotherus) in the Kew Herbarium ; Figs. 84-88, from the type in 
Muller’s herbarium.) 
Fig. 89. Gemma from leaf of ‘ S. Calymperopsis , C. Milll.,’ showing point of 
attachment at apex of leaf, x 150 (from the type in Muller’s herbarium). 
Figs. 90-92. 1 Calymperes Lindigii, Hampe,’ from the type in Hampe’s her- 
barium; Fig. 90, one of the lower stem-leaves, x 17; Fig. 91, apex of one 
of the upper leaves, x 52 ; Fig. 92, a gemma, x 150. 
Fig. 93. Basal areolation of stem-leaf of S. rigidus , Mitt., showing group of 
hyaline cells next the nerve, x 68 (from the specimen in Spruce, Muse. Amazon, 
et And., nr. 139, in the Kew Herbarium). 
Fig. 94. Transverse section of the nerve in lower half of leaf of * Calymperes 
Lindigii, Hampe,’ from the type in Hampe’s herbarium, x 255. 
Figs. 95, 96. Germinating gemmae of .S’. rigidus , Mitt., occurring among the 
lower leaves of an example collected by Weir at Boqueron, Bogota, in Mitten’s 
herbarium. Fig. 95, x 68; Fig. 96, x 150. 
Fig. 97. Apex of a stem-leaf from ‘ S. Calymperes , C. Mull.,’ from the type in 
Muller’s herbarium, x 150. 
