INt) 157 



(arWes ;) as oak, chesnut, pine, willow, dogwood, currants, lilac, 

 whortleberry, cranberry, and all other plants with a woody stem. 6. 

 PERKS (filices ;) as brake, polypod, maidenhair, ground pine, and all 

 other plants of this order, which see. 7. MOSSES (musci.) See 

 the order. 8. ALG^ This tribn include, the plants of the orders, 

 hepaticae, alg* and fichenes, which see. 9. FUNGI. As mushroom, 

 toadstool, puff hall, mould, blight, &c. 



GENUS, (plural genera.') A number of plants which agree with one an- 

 other in the habit and structure of the flower and fruit. 



GERM, 11, 



GLABROUS. Sleek. Having- no pubescence. 



GLASD, 18. 



GLAUCOUS Clothed with a seagreen mealiness, which is easily rub- 

 bed off. It is sometimes put for ,1 greenish-grey colour. 



GLOBOSS. Spherical, round on all sides like .t ball. 



GLOBULES. That kind of receptacle of lichens, which is globose, sol- 

 id and crustaceous, formed of the substance of the frond, and ter- 

 minating its points or branches ; from whence they ft It off entire, 

 leaving a pit or cavity. They are supposed to be covered all over 

 with a coloured seed-bearing membrane. Smith. 



GLUME, 10. 



GLUTINOUS. Having on some part more or less of adhesive moisturS. 



GNAWED. See erose. GRANULATE, 14. 



GROOVED. See sulcatc. GUITAR-FORM, 16. 



HABITAT. The native residence of plants ; or the situation wherein 

 they grow most naturally. 



HABIT. The external appearance of a plant by a general view of which 

 we know it without attending to any of its essential characters, 



A knowledge of the habit of plants is to be acquired ; by fir-t see- 

 ing 1 them in a growing state, and dien by repeatedly reviewing them 

 in a HERBARIUM. 



HUBERT-FORM, 16. HASTATE. HEAD, 13. 



HERBACEOUS. Not woody. HERBAGE, 15. 



HKBBAUIUSI. A collection of dned plants. 



HEXAGONAL. Six-cornered. HILUM, 12. 



HIRSUTE. Rough-haired. 



HISPID. Bristly. Beset with stiff hairs. 



HOLLOWS, (thabmia.) That kind of receptacle of lichens, which is 

 spherical, nearly closed, lodged in the substance of the frond, lined 

 with its proper coat, under which are cells 2 or 4-seeded. Each 

 hollow finally opens by an oriftce in the surface of the frond above. 

 Smith. 



HOODED. See cowled. 



HORIZONTAL. Parallel to the horizon. Leaves are horizontal, when 

 they form right angles with erect stems. 



HOHN. Sec spur. 



IMBRICATE, 17. IMPERFECT. Wanting the stamen or pistil, 



JycisxD. Cut in like a gash with a knife. 



INCURVED Bent inwards. 



INDIGENOUS. Plants, growing naturally and originally in a country, a 

 indigenous to t!atcountry. 



Becoming- hard, tough, or leathery. 



