149 
the Genus Streptopogon. 
of leaf, midway between the nerve and the margin, x 255 ; Fig. 37, two stomata 
at the base of the capsule, x 255. (All figures drawn from the specimens in Spruce, 
Muse. Amazon, et And., nr. 141 d, in the Kew Herbarium.) 
Fig. 38. Transverse section of stem-leaf of S. rigidus , Mitt., from the specimen 
in Spruce, Muse. Amazon, et And., nr. 139, in the Kew Herbarium, x 255. 
Fig* 39* Gemmae from apex of leaf of ‘ S. Calymperes, C. Mull.,’ from the type 
in Muller’s herbarium, x 150. 
Fig. 40. Gemmae from apex of leaf of S. rigidus , Mitt., from the specimen in 
Spruce, Muse. Amazon, et And., nr. 139, in the Kew Herbarium, x 150. 
PLATE IX. 
Figs. 41-61. S. Lindigii, Hampe; Fig. 41, plant, nat. size; Fig. 42, capsule 
and perichaetial leaves, showing an innovation bud below the perichaetium, x 13; 
also part of an arista, near its base, showing the minute denticulations, x 255; 
Figs. 43, 44, two capsules, x 13; Fig. 45, part of peristome, showing the basal 
membrane, and each tooth divided into two in its lower third, x 68 ; Fig. 46, 
mitraeform calyptra, with its scabrous apex, x 68 ; Fig. 47, papillae towards the 
apex of the calyptra, x 255 ; Figs. 48, 49, two stem-leaves, showing variation in 
shape, x 12; Fig. 50, apex of a stem-leaf, x 52; Fig. 51, margin of same, just 
below apex of lamina, x 255; Fig. 52, areolation in upper half of stem-leaf, 
x 255 ; Fig. 53, marginal cells in lower half of stem-leaf, from the type of 
‘ S. latifolius , Mitt.’ in Mitten’s herbarium, x 255 ; Fig. 54, marginal cells 
towards the base of a stem-leaf, from the type of ‘ S. setiferus , Mitt.,* in Mitten’s 
herbarium, x 255 ; Fig. 55, transverse section of nerve in lower half of stem-leaf, 
x 255 ; Fig. 56, transverse section of margin in lower half of stem-leaf, x 255; 
Fig. 57, portion of male plant, nat. size ; Fig. 58, male flower, x 12 ; Fig. 59, 
perigonial leaf and antheridium, x 25 ; Fig. 60, exothecial cells and two stomata 
at base of capsule, x 255 ; Fig. 61, exothecial cells at mouth of capsule, forming 
a ‘false annulus,’ x 255. (All figures are drawn, unless otherwise stated, from 
the type in Hampe’s herbarium.) 
Figs. 62-71. S. cavifolius , Mitt.; Fig. 62, stem-leaf, x 25; Fig. 63, another 
stem-leaf, with incurved margins and subspathulate outline, x 15; Fig. 64, 
papillate gemmiferous cells borne by the leaf on the dorsal surface towards the 
apex, x 400; Fig. 65, side view of a papilla, showing the truncate apex, x 400; 
Fig. 66, a gemma, borne by the papillate cells, x 255; Fig. 67, margin and 
areolation in the upper half of a stem-leaf, x 255 ; Fig. 68, transverse .section of 
nerve towards base of stem-leaf, x 400 ; Fig. 69, transverse section of margin in 
lower half of stem-leaf, x 400 ; Fig. 70, capsule and perichaetial leaf (from the 
Mexican example in Bruch’s herbarium at Kew), x 12 ; Fig. 71, calyptra, slightly 
inflated at base, x 15. (Unless otherwise stated, all figures are drawn from the 
type in Mitten’s herbarium.) 
Figs. 72, 73. S. clavipes , Spruce; Fig. 72, mouth of capsule, showing peristome 
in the dry state, x 52 ; Fig. 73, areolation of a stem-leaf, at about one-third from 
the apex, showing the irregularly shaped polygonal cells, x 255 (from the 
specimen in Spruce’s Muse. Amazon, et And., nr. 141 d in the Kew Herbarium). 
Figs. 74-77. ‘ Calymperes Lindigii , Hampe,’ from the type in Hampe’s her- 
barium ; Figs. 74-76, stem-leaves; Fig. 74, a lower leaf; Figs. 75, 76, two upper 
leaves, x 12; Fig. 77, part of a gemma, showing germination, x 255. 
