A GLOSSARY OF TERMS 



ted organs, composed of vessels, 

 nerves, and a particular structure, 

 which form peculiar secretions. 

 In botany, a small mass of firm 

 cellular tissue, which is often 

 much harder and more coloured 

 than that which surrounds it. 

 Glands are termed utricular, when 

 they appear as elevated, distend- 

 ed bladders of the epidermis; 

 lenticular, when they exist as 

 brown oval spots upon the bark ; 

 internal, when of the nature of 

 cysts or nuclei, situated beneath 

 the cuticle. 



GIAXDA'RIUS. Lat. Belonging or 

 relating to acorns. 



GLAND'ULAR. Composed of glands ; 

 resembling a gland. 



GLAXI/ULAR PUB E'scExcE.-Hairs tip- 

 ped with little heads or glands. 



GLAISTDULO'SUS. Lat. Full of glands. 

 The bulbus glandulosus. is the se- 

 cond stomach of birds. 



GLANS. In botany, a compound in- 

 ferior fruit, with a dry pericarp, 

 one-celled, but proceeding from 

 an ovary which contains several 

 cells, and seated in a persistent 

 involucre called a cupule. 



GLATJCE'SCENT. > fr. gr. glaukos, blue. 



GLAU'CIITE. > Applied to the 



GLAU'COUS ) bluish and pul- 

 verulent aspect which certain 

 plants present, such as the leaves 

 of cabbages, &c. Also used to 

 signify the bloom of the colour of 

 cabbage leaves, sometimes ob- 

 served on polished bodies. 



GLAU'CUS. fr. gr. glaukos, blue. 

 Name of a genus of mollusks. 

 (p. 66, Book v). 



GIE'NOIJ. fr. gr. glene, the pupil ; 

 eidos, resemblance. Any shallow 

 articular cavity, which receives 

 the head of a bone. 



GLIM'MER. A name occasionally ap- 

 plied to micaceous earths. 



GLIS. Lat. Dormouse. 



GLOBA'TA. Lat. Globate, rounded. 



GLO'BOSE. "> Globe-like ; globular. 



GLO'BULAR. j Globular distinct con- 



cretion is applied to any mineral 

 which occurs in small round, or 

 roundish masses. 



GZOB'TJIAR MASSKS. Nodules. The 

 geological term for rocks of irre- 

 gular form, varying from a foot to 

 a mile or more, and imbedded 

 either in a stratified or massive 

 rock. 



GLOB'ULE. fr. lat. globulus, a small 

 globe. 



GLOB'ULCTS. A round deciduous 

 shield, formed of the thallus of 

 lichens, and leaving a cavity 

 when it falls off. 



GIO'CHIDATE. Armed with hairs, 

 the ends of which are split and. 

 hooked back, so that the hook is 

 double. 



GLOCHIDA'TUS. Lat. Glochidate. 



GLO'CHIS. fr.gr. glochis, a point. A 

 barb; a form of hair occurring in 

 plants : it is forked at the apex, 

 each division of the fork being 

 hooked. 



GLOME.-A roundish head of flowers. 



GLO'MERATE. Gathered into a round 

 heap, or head. 



GLOME'RTJLI. Lat. dim. of glomi, 

 clews of thread. The heaps of 

 powdery bodies, which lie upon 

 the surface of the thallus of lich- 

 ens. 



GLOME'RULUS or GLO'MUS. A clus- 

 ter of capitula, enclosed in a com- 

 mon involucre. 



GLOSSO'LOGT. fr.gr. glossa, a tongue ; 

 logos, an account. The explana- 

 tion of the peculiar terms em- 

 ployed in any science. 



GLOSSOPE'THA. fr. gr. glossa y a. 

 tongue ; petra, a rock. Odontope- 

 tre : lamiodontes. A designation of 

 the fossil teeth of certain fishes. 



GLOT'TJS. A small oblong aperture, 

 situate at the upper part of the 

 larynx. 



GLUMA'CEOUS. Applied to plants 

 whose flowers are like those of 

 grasses. 



GLUME. A husk. The envelope 

 of the floral apparatus in grasses. 



