Vol. I. 



GLOSSARY OF SPECIAL TERMS. 



Funiculus. The stalk of an ovule or seed. 



Fusiform. Spindle-shaped. 



Galea. A hood-like part of a perianth or corolla. 



Galeate. With a galea. 

 . Gametophyte. The sexual generation of plants. 



Gamopetalous. With petals more or less united. 



Gemma. A bud-like propagative organ. 



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 spikelets of 

 grasses and sedges. 



Granulose. Composed of grains. 



Gregarious. Growing in groups or colonies. 



Gynaecandrous. In Carex, a spike with upper 

 flowers pistillate and lower staminate. 



Gynobase. A prolongation or enlargement of 

 the receptacle, supporting the ovary. 



Habit. General aspect. 



Habitat. A plant's natural place of growth. 



Hastate. Halberd-shaped; like sagittate, but 

 with the basal lobes diverging. 



Haustoria. The specialized roots of parasites. 



Head. A dense round cluster of sessile or 

 nearly sessile flowers. 



Herbaceous. Leaf -like in texture and color ; 

 pertaining to an herb. 



Hilum. The scar or area of attachment 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 em- 

 bryo ; also termed radicle. 



Hypogynium. Organ supporting the ovary in 

 some sedges. 



Hypogynous. Borne at the base of the ovary, or 

 below. 



Hyponym. A generic or specific name untypi- 

 fied. 



Imbricated. Overlapping. 



Imperfect. " Flowers with either stamens or pis- 

 tils, not with both. 



Incised. Cut into sharp lobes. 



Included. Not projecting beyond surrounding 

 parts. 



Incumbent. With the back against the hypo- 

 cotyl. 



Indehiscent. Not opening. 



Indusium. The membrane covering a sorus. 



Inequilateral. Unequal sided. 



Inferior. Relating to an organ which arises or 

 is situated below another. 



Inftexed. 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 be- 

 tween two successive nodes. 



Introrse. Facing inward. 



Involucel. A secondary involucre. _ 



Invollucellate. With a secondary involucre. 



Involucrate. With an involucre, or like one. 



Involucre. A whorl of bracts subtending 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. 



Labiate. Provided with a lip-like organ. 



Laciniate. Cut into narrow lobes or segments. 



Lanceolate. Considerably longer than broad, 



tapering upward from the middle or below ; 

 lance-shaped. 



Latex. The milky sap of certain plants. 



Leaflet. One of the divisions of a compound leaf. 



Legume. A simple dry fruit dehiscent along 

 both sutures. 



Lenticular. Lens-shaped. 



Ligulate. Provided with or resembling a ligule. 



Ligule. A strap-shaped organ, as the rays in 

 Compositae. 



Limb. The expanded part of a petal, sepal, or 

 gamopetalous corolla. 



Linear. Elongated and narrow with sides nearly 

 parallel. 



Lineolate. With fine or obscure lines. 



Lobed. Divided to about the middle. 



Loment. A jointed legume, usually constricted 

 between the seeds. 



Loculicidal. Applied to capsules which split 

 longitudinally into their cavities. 



Lodicules. Minute hyaline scales subtending the 

 flower in grasses. 



Lunate. Crescent-shaped. 



Lyrate. Pinnatifid, with the terminal lobe or 

 segment considerably larger than the others. 



Macrosporange. Sporange containing macro- 

 spores. 



Macrospore. The larger of two kinds of spores 

 borne by a plant, usually giving rise to a 

 female prothallium. 



Marcescent. Withering but remaining attached. 



Medullary. Pertaining to the pith or medulla. 



Mericarp. One of the carpels of the Carrot 

 Family. 



Mesocarp. The middle layer of a pericarp. 



Micropyle. Orifice of the ovule, and correspond- 

 ing point on the seed. 



Microsporange. Sporange containing micro- 

 spores. 



Microspore. The smaller of two kinds of spore 

 borne by a plant,, usually giving rise to a male 

 prothallium ; pollen-grain; 



Midvein {Midrib). The central vein or rib of a 

 leaf or other organ. 



Monadelphous. Stamens united by their fila- 

 ments. 



Moniliform. Like a string of beads. 



Monoecious. Bearing stamens and pistils on 

 the same plant, but in different flowers. 



Monstrous. Unusual or deformed. 



Mucronate. With a short sharp abrupt tip. 



Mucronulate. Diminutive of mucronate. 



Muricate. Roughened with short hard processes. 

 ' Muticous. Pointless, or blunt. 



. Naked. Lacking organs or parts which are nor- 

 mally present in related species or genera. 



Naturalized. Plants not indigenous to the re- 

 gion, but so well established as to have become 

 part of the flora. 



Nectary. A sugar-secreting organ. 



Node. The junction of two internodes of a 

 stem or branch, often hard or swollen, at 

 which a leaf or leaves are usually borne. 



Nodose. Similar to nodes or joints; knotty. 



Nodulose. Diminutive of nodose. 



Nut. An indehiscent one-seeded fruit with a 

 hard or bony pericarp. 



Nutlet. Diminutive of nut. 



Obcordate. Inversely heart-shaped. 



Oblanceolate. Inverse of lanceolate. 



Oblong. Longer than broad with the sides 

 nearly parallel, or somewhat curving. 



Obovate. Inversely ovate. 



Obovoid. Inversely ovoid. 



Obsolete. Not evident; gone, rudimentary, or 

 vestigial. 



Obtuse. Blunt, or rounded. 



Ochreae. The sheathing united stipules of Poly- 

 gonaceae. 



Ochreolae. The ochreae subtending flowers in 

 the Polygonaceae. 



Ochroleucous. Yellowish white. 



