154 



GLOSSARY AND INDEX. 



Germination of Ferns, 19; of 

 OPHIOGLOSSACEJE, 30; of Equisetum, 

 33; of Club-mosses, 36; of Isoetes, 38; 

 of Marsilea, 40. Literature of, 23. 



Glabrous (Lat. glaber, smooth), 

 smooth. 



Glanduliferous (Lat. glandula, a 

 little kernel, znAferre, to bear), fur- 

 nished with giands. 



Glaucous (Gr. y\avKos, sea-green), 

 covered with a bloom like a plum. 



Globose, spherical in form or 

 nearly so. 



Goethe on species, 44. 



Gold-fern. Vide Gymno- 

 pteris. 



Grape -fern. Vide Eotry- 

 chium. 



Ground-pine, Ground-fir, 

 etc. Vide Lycopodium. 



Gymnogramme. ride Gym- 

 nopteris. 



Gymnopterls, 84; also 3, 9, 13, 41, 



79- 



H 



Hartford-fern. Vide Lygo- 

 dium. 



Hart's-tongue. Vide Phyl- 

 litis. 



Hastate (Lat. hasta, a spear), fur- 

 nished with spreading lobes on each 

 side at the base. 



Hepaticae, 57. 



Herbaceous (Lat. herba, an herb), 

 having the texture of common herb- 

 age. 



Heterosporous (Gr. -ep<w,other, 

 and <rropof, a seed), producing two 

 kinds of spores, as in Selaginella, 

 Marsilea, etc. 



Histology (Gr. KTTOS, web, tissue, 

 and Aoyos, a discourse), the study of 

 the microscopic characters of the tis- 

 sues of plants and animals. 



Holly-fern. fYdVPolystichum. 



Horsetail. I'ide Equisetum. 



Hymenophyllaceae, 11,26,74. 



I 



Imbricate (Lat. imbrex, A hollow 

 tile), breaking joints like slates or 

 shingles. 



Indusium (plu. indutia), (Lat. in- 

 duere, to clothe), the membranous 

 covering of the sporangia in many 

 species of ferns. 



Inferior, attached below; said of an 

 indusium below the sporangia as in 



tvcadsia. 



Intramarginal (Lat. intra, with- 

 in, and marge, a. border), near the 

 margin. 



Involucre (Lat. involrere, to wrap 

 up), the indusium. 



Isoetaceae, 142; 315037. Literature 

 of. 38. 



Isoetes, 142 ; also 37 , 3 s. 



Isosporous (Gr. Iffos, equal, and 

 o-iropof, a seed), producing spores of 

 one kind. 



Lace-fern. Vide Cheilanthes. 



Lacinia (plu. lacinite) (Lat. the lap 

 pet of a garment), a long narrow lobe. 



Lady-fern. Vide Asplenium. 



Lanceolate (Lat. lani-eola, a little 

 spear), lance-shaped. 



Lepidodendraceae, 63. 



Lichens, 55. 



Ligula (Lat. a strap), a triangular or 

 somewhat elongate stipule-like organ 

 of the leaf in Isoetes, situated abovt 

 the sporangium. 



Linear (Lat. linea, a line), long and 

 narrow. 



Linnaeus, definition of species, 41. 

 System of, 47. 



Lip-fern. Vide Cheilanthes. 



Lobule (Lat. lobulus. diminutive of 

 lobus. a lobe), a small lobe. 



Lomaria. Vide Struthiopteris. 



Lunate (Lat. ///,. the moon), cres- 

 cent-shaped. 



Lunulate (La', lunula, diminutive 

 of tuna, the moon), smaller than 

 lunate. 



