OP BOTANICAL TERMS. 
221 
Membranaceous: of the texture of membrane or 
thin skin. 
Midrib : the middle rib of a leaf, 44. 
Mineral Kingdom, 2. 
Monadelphous, 73. 
Monocotyledonous, Monocotyledonous Plants, 
21, 22, 97. 
Monoecious Flowers, 68. 
Monopetalous: the corolla of one piece, 72. 
Monosepalous : the calyx of one piece, 72. 
Morphology, 34. 
Mucronate, 49. 
Mulberry, 82. 
Multiple Fruits, 82. 
Naked Flowers, 68. 
Naked-seeded, 76. 
Names of Plants, 94. 
Napiform: turnip-shaped (Fig. 70), 36. 
Natural History, 2. 
Natural System, 96. 
Naturalized: introduced from a foreign country, 
but run wild. 
Nectariferous: honey-bearing. 
Needle-shaped, 53. 
Nerves, Nerved, 44, 45. 
Netted-veined, 45. 
Neutral Flowers, 69. 
Notched, 49. 
Nut, 78, 79. 
Nutlet: a little nut or stone. 
Obcordate : inversely heart-shaped, 49. 
Oblanceolate, 47. 
Oblique (leaves, &c.): unequal-sided. 
Oblong, 46. 
Oblong-lanceolate, 47. 
Obovate: ovate inverted, 47. 
* Obtuse : blunt, 48. 
Odd-pinnate, 52. 
Offset, 39, 57. 
Open Pistils, 76. 
Opposite (leaves or branches), 25, 54. 
Orbicular: circular in outline, 94. 
Order, 94. 
Organs, 5 ; of Reproduction, 5, 58. 
“ of Vegetation, 5. 
Oval, 47. 
Ovary, 8, 65. 
Ovate, 47. 
Ovate-lanceolate, 47. 
Ovules : rudimentary seeds, 8, 65. 
Palmate, 51. 
Palmately cleft, lobed, &c., 50, 51. 
“ veined, 46. 
Panicle, 62. 
Papilionaceous Flower or Corolla, 141. 
Pappus: thistle-down, and the like; the limb of 
the calyx in the Sunflower Family, 165. 
Parallel-veined, 45. 
Parietal Placenta, 74. 
Parted : cleft almost through, 50. 
Parasitic Plants, 35. 
Pedate: like a bird’s foot; palmately divided, 
with the side divisions two-parted. 
Pedicel: the footstalk of each separate flower of 
a cluster, 60. 
Pedicelled: raised on a pedicel. 
Peduncle: a flower-stalk. 
Peduncled: having a peduncle. 
Peltate: shield-shaped, 48. 
Pepo : a gourd-fruit, 77. 
Perennial: living year after year. 
Perennials, 29. 
Perfect Flower, 67. 
Perfoliate: where the stem apparently passes 
through the leaf, as in Bellwort, No. 1 and 
2, p. 211. 
Perianth : the blossom-leaves, 64. 
Pericarp: seed-vessel, 77. 
Persistent: not falling off; remaining after flow¬ 
ering. 
Petal: a leaf of the corolla, 9, 64. 
Petiole: the footstalk of a leaf, 43. 
Petioled: having a petiole or footstalk. 
Phsenogamous (also called Phanerogamous) 
Plants, 58, 97. 
Pine-cone, 82. 
Pinnate, 51. 
Pinnately cleft, lobed, parted, &c., 50, 51. 
“ veined, 46. 
Pinnatifid: same as pinnately cleft. 
Pistil, 8, 65. 
Pistillate Flowers, 68. 
Pitcher-shaped leaves, 121. 
Pith of a stem, 42. 
Placenta, 66, 74. 
Plumose: plume-like; feathered. 
Plumule, 13, 84. 
Pod, 79. 
Pointed, 48. 
Pollen, 7, 64. 
Polyadelphous, 73. 
Polycotyledonous, 22. 
