124 
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, 4. 
Flosculous; consisting of many tubular 
monopetalous flowers, or florets. 
Flower, origin of, 24. 
“« consists of, 53. 
“« physiological structure of, 106. 
“« normal structure of, 61, ¢. 
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, oat &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. 
Glumacez, 350. 
Glume, 256. 
Granular ; 147, 4, formed of grains or coy- 
ered with grains. 
Gregarious ; herding together. 
Grooved; furrowed or channelled. 
Groups, 357. ‘ 
Gymnosperms, 349. 
INDEX AND GLOSSARY. 
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 ; haying 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- 
posite. 
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, 4. 
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 Cruciferse 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. 
Inflexed ; bending inward. 
Inflorescence, 285, &c. 
x centripetal, 293. 
ue centri ugal, 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. 
Gynandrous; having the stamens and|Irregular; unequal in size or figure, 
styles combined in one body. 
Gyneecium, 58 
Hairs, 41. 
Hastate 232, 10. 
Keel, 105, 5. 
Kidney-shaped, 232, 12 (reniform), 
| Labellum, 107, a. 
