GLOSSARY. 335 



Run'cinate. When the leaf-lobes point backward. 7. 



Runner. A slender branch growing along the ground and rooting at 



the joints. 



Sag'ittate. Shaped like an arrow-head. 10. 

 Salver-form. A form of corolla. 41. 

 Sama'ra. A dry, indehiscent, winged fruit. 112. 

 Scape. A flower-stem apparently arising from the ground. 

 Scorpioid. Curved like the scorpion's tail. 

 Sec'undine. The inner sac of an ovule. 104. 

 Segment. One of the parts of any cleft or divided body. 

 Se'pal. A leaf of the calyx. 33. 



Septici'dal dehiscence. Opening through the partitions. 101. 

 Septif'ragal dehiscence. By the falling away of the valves. 102. 

 Ser'rate. With forward-pointing teeth. 4. 

 Ses'sile. Without a stalk. 2. 

 Seta. The stalk of a sporange. 181. 

 Seta'ceous. Bristle-like. 

 Sig'moid. Shaped like the letter S. 

 Sil'icle. A short, broad silique. 113. 

 Sil'ique. The peculiar pod of cruciferous plants. 113. 

 Simple pistil. Consisting of only one carpel. 93. 

 Si'nus. The space between two lobes. 6. 

 Soro'sis. A kind of multiple fruit. 114. 

 So'rus. A cluster of fruit-dots on the frond of ferns. 179. 

 Spat'ulate. Shaped like a spatula. 9. 



Spike. An elongated flower-cluster with sessile flowers. 29. 

 Spike'let. A small spike. 

 Spi'nous. Thorny. 



Spiral. Winding like the thread of a screw. 

 Spore-case or sporange. Cells containing spores. 179, 

 Spores. The powdery grain in cryptogamous plants corresponding to 



seeds. 171. 



Spur. Any projecting appendage of flower-leaves. 43. 

 Squa'mulae or lodicules. Minute scales at base of ovary in grasses. 



174. 



Stam'inate. Having stamens but no pistil. 45. 

 Stand'ard. Same as banner. 



Ster'ile. Not producing seed. Barren or imperfect. 45. 

 Stipe. The stem of a mushroom. 183. 

 Stip'itate. Having a stipe. 69. 

 Stip'ule. One of the parts of a complete leaf. 2. 

 Stom'ata. Breathing-pores of leaves and other green parts. 

 Stri'ated. Grooved or channeled. 

 16 



