GLOSSARY AND INDEX. 275 



exalbuminous, 15. 



excretion, matter excreted, or the act of excreting substances required to 



be thrown off, 34. 

 exocarp, outer layer of the pericarp, 92. 

 exospore, the outer coat of a spore, 132. 

 exstipulate, 58. 

 extra-floral, occurring outside of, or away from, the flowers, 196. 



family, 156. 



fascicle, a compact flat-topped cyme, somewhat resembling an umbel ; 

 more loosely, any tuft, bundle, or cluster, whether of stems, leaves, 

 or flowers, 152. 



fasciculate, growing in fascicles. 



fibro-vascular bundle, one of the strands composed largely of vessels and 

 fibers that, singly or combined, form the veins of the leaves in all 

 higher plants, the principal part of the wood and inner bark in dicoty- 

 ledons, and the more scattered fibrous portions of monocotyledonous 

 and vascular cryptogamous plants ; vascular bundle. 



filament, stalk that supports the anther. 



flower, 74. 



adaptations, 85. 



fertilization, 84. 



modifications, 81. 



morphology, 74, 80 



follicle, a dry, pod-like fruit of one carpel, opening only by the ventral 

 suture, 189. 



frond, a term of variable isage, applied especially to the leaves and to 

 the aerial vegetative parts of vascular cryptogamous plants as a 

 whole ; thus the leaves of ferns are called fronds, while the frond of 

 Equisetum includes stems and leaves together, 130, 137. 



fruit, 88. 



classification, 91. 



morphology, 92. 



physiological adaptations, 93. 



fundamental tissue, meristematic or ground tissue from which all other 

 tissues are derived ; in vascular plants, the term has been employed 

 to include all that does not belong to the epidermis and the fibro- 

 vascular system, 43. 



funiculus, the stalk of an ovule or seed, 88. 



gemma (pi. gemmae), a reproductive bud-like structure produced espe- 

 cially by liverworts and mosses ; in fungi, a resting cell developed 

 from ordinary mycelium. 



