GLOSSARY AXD INDEX. 



155 



Lycopodiaceae, 13 ; also 34- 



Literature of, 37. 



Lycopodium, 130; also 34, 35, 36. 

 Lygodium, 75; also 4, 17- 



M 



Macr O- (Gr. MP<>S, long), (as a pre- 

 fix) large or long. 



Maidenhair, ride Adiantum. 



Male-fern. Vide Dryopteris. 



Marattiaceae, 45. 



Marsilea, 123; also 39, 40. 



Marsileaceae, 123 ; also 39. Liter- 

 ature of, 40. 



Matteuccia, 120; also 17, 50, 80. 



Mesozoic Age, Pteridophytes of, 

 63. 



Micro- (Gr. /iiKpos, small), (as a pre- 

 fix), small. 



Midvein, the middle or main vein of 

 a frond, pinna, pinnule, or segment. 



Mimicry, 3. 



Monoecious (Gr. novas, single, and 



female organs on different parts of 



the same plant. 

 Moonwort. Vide Botrychi- 



um. 

 Mucronate (Lat. macro, a sharp 



point), having the midvein prolonged 



beyond the pinnule, forming a sharp 



point. 

 Musci (mosses), 57. 



N 



r-'ephrodium. V. Dryopteris. 

 Nephrolepis, 118; also 6, 16, 80. 

 Nomenclature, 4. 

 Notholaena, 85; also 6, 9, 13, 79. 



Oak-fern. Fz^Phegopteris. 

 Oblong, from two to four times as 



long as broad. 

 Obovate (Lat. at, reversed, and 



ovum, an egg), inverted ovate. 

 Onoclea, 120 ; also 2, 3, 5, 10, 17, 80. 

 Oosphere (Gr. <aov, an egg, the 



female element of Pteridophytes. 



Oospore (Gr. uov, an egg, and 

 <r7ropds, a seed), the fertilized oo- 

 sphere. 



Ophioglossaceae, 66; also 28. 



Literature of, 31. 



Ophioglossum, 66; also 6, 29, 30. 



Orbicular (Lat. orticulus, diminu- 

 tive of orbis, a circle), circular. 



Orders, 45. 



Ornithopteris, 76; also 18. 



Osmunda, 77 ; also 2, 3, 4,5, 6, 18, 19. 



Osmundaceas, 12, 79. 



Ostrich-fern. Vide Matteuc- 

 cia. 



Ovate (Lat. ovum, an egg), having 

 the form of the longitudinal plane of 

 an egg with the base downward. 



Ovoid (Lat. ovum, an egg, and Gr. 

 elSos, form), having the form of an 

 egg. 



Paleaceous (Lat. palea, chaff), 

 clothed with chaffy hairs. 



Palmate (Lat. palma, the hand), 

 with the divisions spreading from the 

 end of the stalk like the ringers of the 

 hand. 



Panicle (Lat. //<-/, a tuft on 

 plants), an open cluster, consisting 

 of more or less branching stems bear- 

 ing fruit. 



Papillose (Lat. papilla, a nipple), 

 bearing minute nipple-like projec- 

 tions. 



Papyraceous (Lat. papyrus, paper 

 reed), having the texture of paper. 



Pedicel (Lat. pediculus, diminutive 

 of pes, foot), the stalk of a sporan- 

 gium. 



Pellaea, 97; also 2, 3 , 6, i 4 , 80. 



Peltate (Lat. felta, a small shield), 

 shield-shape; said of an indusium 

 borne on a stalk attached at its centre. 



Pentagonal (Gr. jreVre, five, and 

 yiavia, angle), having five sides. 



Petiole (Lat./^//<7/5, diminutive of 

 pes, foot), the stalk of a pinna or 

 pinnule. 



