148 
Salmon . — A Monograph of 
EXPLANATION OF FIGURES IN PLATES VIII, 
IX and X. 
Illustrating Mr. Salmon’s Monograph of Streptopogon. 
PLATE VIII. 
Figs. 1-27. Streptopogon erythrodontus (Tayl.), Wils. — Fig. 1, portion of plant, 
natural size ; 1 a, two capsules (showing variation in shape), from two stems in 
the same tuft (Spruce, Muse. Amazon, et And., nr. 141 c , in Kew Herbarium) x 2 ; 
Fig. 2, stem-leaf, x 14; Fig. 3, apex of same, showing limb continued to apex, 
and non-median nerve, x 52 ; Fig. 4, areolation in upper half of same, midway 
between the nerve and the margin, at three-quarters the length of the leaf, x 255 ; 
Fig. 5, margin of another stem-leaf, at a little distance from apex of lamina, 
showing the spinose-denticulate marginal cells, and the limb gradually ceasing, 
X255 ; Fig. 6, margin of stem-leaf in the var. intermedins , var. nov., at a little 
distance below the apex of the lamina, showing the weak denticulation and 
complete absence of limb, x 255 (Spruce, Muse. Amazon, et And., nr. 141 b (in 
part), in Kew Herbarium) ; Fig. 7, basal cells of stem-leaf of S. erythrodontus , 
showing pitted walls, x 400 ; Fig. 8, mouth of capsule, showing peristome with 
its tubular base and the exserted columella (Spruce, Muse. Amazon, et And. , nr. 
141, in Kew Herbarium), x 52; Fig. 9, four teeth of the peristome, and part of 
the ‘tessellated’ membrane of the basal tube, x 68; Fig. 10, areolae of the 
‘tessellated’ membrane, from the example in Spruce, Muse. Amazon, et And., nr. 
141, in Kew Herbarium, x 150; Fig. 11, exothecial cells at mouth of capsule, 
forming a ‘false annulus,’ x 255; Fig. 12, stoma at base of capsule, x 255; 
Fig. 13, mitraeform calyptra, x 25; Fig. 14, cucullate-mitraeform calyptra, 
x 12; Figs. 15, 16, hairs from the calyptra, x 255; Fig. 17, male inflorescence, 
seated on the stem below the perichaetium, x 25 ; Figs. 18, 19, perigonial leaves, 
x 25; Fig. 20, transverse section of stem, x 150; Fig. 21, transverse section in 
lower half of stem-leaf, x 52; Figs. 22, 23, transverse sections of nerve and 
margin of leaf, in lower half of leaf, x 255; Fig. 24, transverse section in upper 
half of stem-leaf, x 52 ; Fig. 25, transverse section of nerve and part of lamina of 
leaf, showing a bistratose row of cells in the lamina, x 255; Fig. 26, transverse 
section of nerve and part of lamina of another stem-leaf, showing the occurrence 
of mammillate cells, x 255; Fig. 27, transverse section of the margin in the 
upper half of leaf, x 255. (Unless otherwise stated, all figures are drawn from 
authentic specimens (coll. Jameson), in the Kew Herbarium.) 
Figs. 28-37. S. clavipes, Spruce; Fig. 28, capsule and perichaetial leaves, 
x 12; Fig. 29, mouth of capsule, showing peristome (in the wet state) with 
short tubular base (the membrane of which is not tessellated) and the exserted 
columella, x 52 ; Fig. 30, part of peristome, showing teeth and membrane of 
tubular base, x 68; Fig. 31, collenchymatous exothecial cells, x 400; Fig. 32, 
mitraeform calyptra, x 25, and hair from base of same, x 255; Fig. 33, oper- 
culum, x 14; Fig. 34, stem-leaf (somewhat flattened), x 12; Fig. 35, margin 
of same, at about one-fifth from the apex, x 255 ; Fig. 36, areolation in upper half 
