GLOSSARY. 
Acuminate, long-pointed. 
Acute, sharp-pointed. 
Adpressed, pressed close, 
Aristate, awned. 
Articulated, jointed. 
Auricled, with appendages, eared. 
Bipinnate, twice pinnate, 
Caespitose, tufted. 
Caudate, tailed. 
Caudex, stem, 
Circinnate, folded like a crozier. 
Concrete, massed together. 
Coriaceous, leathery. 
Crenate, marginal divisions rounded. 
Dentate, toothed. 
Dichotomous, forking in pairs. 
Digitate, divided as fingers. 
Dimorphous, of two shapes. 
Discoidal, disklike. 
Entire, without marginal divisions. 
Exserted, prolonged outside. 
Falcate, scythe-shaped. 
Flabellate, fan-shaped. 
Glabrous, smooth. 
Glaucous, with pale sea-green bloom. 
Hypogaeous. underground. 
Incised, cut deeply. 
Indusium, involucre. 
Involucre, membrane covering seed. 
Lanceolate, lancet-shaped. 
Lunulate, crescent-shaped. 
Mucronate, stiffpointed. 
Muricate, covered with fine points. 
Ovate, egg-shaped. 
Peltate, shield-shaped. 
Petiole, stalk of pin. Lygodium. 
Pinnate, with separate pinnae. 
Pinnatifid, not cut to rachis. 
Proliferous, pro ducing abnormal buds 
Pubescent, short haired. 
Quadri, four times. 
Rachis, midrib. 
Receptacle, in which sori rest. 
Reniform, kidney-shaped. 
Repand, margin wavy, sinuous. 
Rhizome, horizontal stem above or 
under ground. 
Scabrous, rough. 
Serrated, teethed like a saw. 
Sessile, without stalk. 
Stipe, short stem. 
Tetragonal, sqnare. 
Tomentose, cottony. 
Tri, three times. 
Truncate, cut abruptly. 
Vernation, mode of growth. 
Villose, coated with soft hairs. 
