GLOSSARY OF SPECIAL TERMS. 



555 



Fugitive. Plants not native, but oc- 

 curring here and there, without 

 direct evidence of becoming estab- 

 lished. 



Funicuius. The stalk of an ovule or 

 seed. 



Fuscous. Dusky, grayish brown. 



Fu sifo r m . Spindle-shaped. 



Galea. A hood-like part of a perianth 

 or corolla. 



Galeate. With a galea. 



Gametangium. A gamete-bearing or- 

 gan. 



Gamete. A unisexual protoplasmic 

 body, commonly microscopic. 



Gametophyte. The sexual generation 

 of plants. 



Gamopetalous. With petals more or 

 less united. 



Gemma. A bud-like propagative or- 

 gan. 



Gibbous. Enlarged or swollen on one 

 side. 



Glabrate. Nearly without hairs. 



Glabrous. Devoid of hairs. 



Gladiate. Like a sword-blade. 



Gland. A secreting cell, or group of 

 cells. 



Glandular. With glands, or gland- 

 like. 



Glaucous. Covered with a fine bluish 

 or white bloom ; bluish-hoary. 



Globose. Spherical or nearly so. 



Glomerate. In a compact cluster. 



Glomerule. A dense capitate cyme. 



Glumaceous. Resembling glumes. 



Glume. The scaly bracts of the spike- 

 lets of grasses and sedges. 



Granulose. -Composed of grains. 



Gregarious. Growing in groups or 

 colonies. 



Gynobase. A prolongation or enlarge- 

 ment of the receptacle supporting 

 the ovary. 



Habit. General aspect. 



Habitat. A plant's natural place of 

 growth. 



Hastate. Halberd-shaped; like sagit- 

 tate; but with the basal lobes di- 

 verging. 



Haustoria. The specialized roots of 

 parasites. 



Head. A dense round cluster of ses- 

 sile or nearly sessile flowers. 



Herbaceous. Leaf-like in texture and 

 color, pertaining to an herb. 



Heterocyst. An enlarged, commonly 

 inert, often yellowish cell, in cer- 

 tain filamentous Algae. 



Hilum. The scar or area of attach- 

 ment of a seed or ovule. 



Hirsute. With rather coarse stiff 

 hairs. 



Hispid. With bristly stiff hairs. 



Hispidulous. Diminutive of hispid. 



Hyaline. Thin and translucent. 



Hypocotyl. The rudimentary stem of 

 the embryo ; also termed radicle. 



Hypogynium. Organ supporting the 

 ovary in some sedges. 



Hypogynous. Borne at the base of 

 the ovary, or below. 



Imbricated. Overlapping. 



Imperfect. Flowers with either sta- 

 mens or pistils, not with both. 



Incised. Cut into sharp lobes. 



Included. Not projecting beyond sur- 

 rounding parts. 



Incumbent. With the back against 

 the hypocotyl. 



Indehiscent. Not opening. 



Indusium. The membrane covering a 

 sorus. 



Inequilateral. Unequal-sided. 



Inferior. Relating to an organ which 

 arises or is situated below another. 



Inflexed. Abruptly bent inward. 



Inflorescence. The flowering part of 

 plants ; its mode of arrangement. 



Integument. A coat or protecting 

 layer. 



Internode. Portion of a stem or 

 branch between two successive 

 nodes. 



Introrse. Facing inward. 



Involucel. A secondary involucre. 



Involucrate. With an involucre, or 

 like one. 



Involucre. A whorl of bracts sub- 

 tending a flower or flower-cluster. 



Involute. Rolled inwardly. 



Irregular. A flower in which one or 

 more of the organs of the same 

 series are unlike the others. 



Isidiose. Lichenological term for wart- 

 like excrescences. 



Labiate. Provided with a lip-like or- 

 gan; belonging to the family La- 

 biatae. 



Laciniate. Cut into narrow lobes or 

 segments. 



Lacunose. Showing perforations or 

 depressions. 



