[376] North American Trees 



Funiculus. The stalk of an ovule. 



Furrowed. With longitudinal channels or grooves. 



Gibbous. Swollen on one side. 



Glabrous. Smooth, not pubescent or hairy. 



Gland. Secreting surface or structure; a protuberance having 



appearance of such an organ. 

 Glandular. Furnished with glands. 

 Glaucous. Covered or whitened with a bloom. 

 Globose. Spherical in form or nearly so. 

 Gymnosperms. Plants with naked seeds; i.e. not enclosed in an 



ovary. 



Habit. The general appearance of a plant; best seen from a 



distance. 

 Habitat. The place where a plant naturally grows. 

 Halberd-like. Like an arrowhead, but with the basal lobes pointing 



outward nearly at right angles. 

 Hilum. The scar or place of attachment of a seed. 

 Hirsute. Covered with rather coarse or stiff, long hairs. 

 Hispid. With rigid or bristly hairs. 



Hoary. Covered with a close, whitish or gray-white pubescence. 

 Hybrid. A cross, usually between two related species. 



Imbricate. Overlapping, like shingles on a roof. 

 Indehiscent. Not splitting open; remaining closed. 

 Inferior ovary. Appearing to grow below the adnate calyx. 

 Inserted. Attached to or growing out of. 



Intolerant. Not capable of doing well under dense forest cover. 

 Involucre. A circle of bracts surrounding a flower cluster. 

 Irregular flovuer. Bilaterally symmetrical ; similar parts of different 

 shapes or sizes. 



Keeled. With a central ridge like the keel of a boat. 



Laciniate. Cut into narrow, pointed lobes. 

 Lanceolate. Lance-shaped. 

 Lateral. Situated on the side; not at apex. 

 Leaflet. One of the small blades of a compound leaf. 

 Leaf scar. Scar left on twig by the falling of a leaf. 

 Legume. Fruit of the pea family; podlike and spli*^ting open by 

 both sutures. 



