124 



INDEX AND GLOSSARY. 



Fimbriate; fringed. 



Fistular or fistulous ; tubular. 



Flabelliform ; fan-shaped. 



Flexuous ; bent in an undulating manner. 



Floating root, 149. 



Floral envelopes, or perianth, 54. 



Floral leaves, 252. 



Florets, 303, b. 



Flosculous; consisting of many tubular 



monopetalous flowers, or florets. 

 Flower, origin of, 24. 

 " consists of, 53. 

 " physiological structure of, 106. 

 " normal structure of, 61, c. 

 Flower-bud, 166. 



Foliaceous ; having the form of leaves. 

 Follicle, 116, 5. 

 Foot-stalks ; the stalks of either flowers 



or leaves. 

 Foramen, 90. 

 Fork-veined, 229, 3. 

 Free, 97. 



Free central placenta, 88. 

 Fringed ; having a border like a fringe. 

 Frond ; the leaves of the ferns, palms, &c. 



have been generally so called. 

 Fruit, 109, 110. 



" growth of, 113. 



" ripening of, 114. 



" consists of, 111. 

 Frutescent ; shrubby. 

 Fugacious, 257, 1. 



Fungous ; of the substance of the Fungi. 

 Funiculus, 91. 

 Furcate ; forked. 

 Fusiform, 145. 



Galea ; (104, 5) the arched upper lip of a 

 labiate flower. 



Geminate; doubled. 



Genus, 52. 



Germ ; the old name of the ovary. 



Germination, 130 133. 



Gibbous ; swelled out, protuberant. 



Glabrous, 237, 1. 



Glands, 44. 



Glandular fibre or tissue, 31. 



Glaucous; sea green; pale bluish green 

 with a powder or bloom. 



Globose ; round or spherical. 



Glossology, 4. 



Glumaceje, 350. 



Glume, 256. 



Granular ; 147, , formed of grains or cov- 

 ered with grains. 



Gregarious ; herding together. 



Grooved ; furrowed or channelled. 



Groups, 357. 



Gymnosperms, 349. 



Gynandrous ; having the stamens and 

 styles combined in one body. 



Gynoecium, 58. 



Hairs, 41. 

 Hastate, 232, 10. 



Habit ; the general aspect or external 

 features of a plant, by which it is 

 known at sight. 



Head, 303. 



Helmet or Galea, 104, 5. 



Herb, 164, c. 



Herbarium, 369, 370. 



Heterogamous ; flowers not all perfect, 

 some being neutral or pistillate. 



Hexandrous ; having six stamens. 



Hilum, 120. 



Hirsute, 41, a. 



Hispid ; rough, with stiff hairs. 



Hoary, 237, 5. 



Homogamous; flowers all tubular, simi- 

 lar and perfect, as in some of the Com- 

 positse. 



Homogeneous ; having a uniform nature 

 or composition. 



Hooded ; curved or hollowed at the end 

 into the form of a hood. 



Hot springs, 12, e. 



Hyaline ; crystalline, transparent. 



Hybrid ; partaking of the nature of two 

 species. 



Hypocrateriform, 104, 3. 



Hypogynous, 107, b. 



Imbricate ; placed one over another, like 

 the tiles upon a roof, 108, 8. 



Incised, 235, 8. 



Incrassated; becoming thicker by de- 

 grees. 



Indehiscent, 115. 



Indigenous ; native of. 



Induplicate, 108, 7. 



Incumbent; lying against or across. In 

 the Crucifefse it denotes that the radi- 

 cle is applied to the back of one of the 

 cotyledons. 



Indusium; the membrane that encloses 

 the theca of ferns. 



Inferior, 97. 



Inflated; tumid and hollow, blown up 

 like a bladder. 



Jnflexed ; bending inward. 



Inflorescence, 285, &c. 



" centripetal, 293. 



" centrifugal, 294. 



Infundibuliform, 104, 2. 



Innate, 68, 1. 



Inserted into ; growing out of. 



Integument, 118. 



Intercellular passages, 39. 



Internode. 172. 



Introrse, 69, 4. 



Involucel, 254. 



Involucre, 254. 



Involute, 217, 3. 



Irregular; unequal in size or figure 



Keel, 105, 5. 



Kidney-shaped, 232, 12 (reniform). 



Labellum, 107, a. 



