APPENDIX 461 



{Numbers refer to paragraphs.) 

 Exocarp. Outer layer of a pericarp. 

 Exogen. An old name for plants now generally called dicotyledons: name 



refers to the annual lateral growth of the stem being in rings. 397. 

 Extrorse. Said of anthers with face outwards, or towards the perianth. 163. 

 Family. A more or less natural assemblage or association of plants, thrown 



together because of a few common bold resemblances. 240a, 559. 

 Fasciation. Abnormal flattening of stems or roots. 71, Fig. 67. 

 Fascicle. A very condensed cymose flower-cluster. 225a. 

 Fecundation. Fertilization. 

 Female. Fertile: pistillate. 152c. 

 Fertilisation. Action of the pollen upon the egg-cell of the embryo-sac, 



resulting in the formation of the embryo: impregnation: fecundation. 



269o, 148, 377a, 406. 

 Filament. The stalk of a stamen. 144. 

 Filiform. Thread-like. 

 Fimbriate. Fringed. 

 Flora. The plants of a region (519a): also a book treating of the plants of a 



region. 

 Floret. An Individual flower in a compositous head. 196. 

 Follicle, A simple pod which opens along the ventral suture. 3056. 

 Free. Parts of the flower not joined to parts of another set or series. 167. 

 Frond. An indefinite term, applied to leaves of ferns and palms, and to 



leaves which have no differentiation of blade and petiole, and which bear 



the fructification. 424a, 252. 

 Fruit. In botanical writings, the pericarp and its contents, and the parts 



which are organically united thereto. 291, 291a. 

 Frutescent. Shrubby. 



Fungous. Fungus-like: of or pertaining to fungi, as e. fungous disease. 

 Funiculus. Stalk of a seed. 407. 



Gamopetalous . Corolla tubular, at least at the base. 210. 

 Gamosepalous. Calyx tubular, at least at the base. 210. 

 Generalization. In natural history writings, used to designate the absence of 



adaptation to special or particular conditions: not differentiated. 2586. 

 Genus. A group or kind comprising a greater or less number of closely 



related species. 550. 

 Geotropism. Movement by growth towards the earth. 405a. 

 Gill. A thin and spore-bearing membrane on the pileus of mushroom-like 



fungi: lamellus. 431. 

 Glabrous. Not pubescent, hairy or downy. 

 Gland. A secreting body. 249a. 



Glomerule. A small and very condensed cymose flower-cluster. 225a. 

 Glume. A dry or chaff-like bract in the inflorescence of grasses and grass- 

 like plants. 261. 



