4:98 
INDEX AND VOCABULAKT. 
Dai' ay, 25?, 
Dap line, 209. 
Darnel, 176. 
Dates, 
Deb H is. Weak, feeble. 
Decandrous. With ten stamens. 
Decapluji.'lous. Ten-leaved. 
Decay' of the leaf, (53. 
Decid'uous, 58. 
Declined. Curved downward. 
Decompound'. Composed of compou".d parts, 55. 
Decutn brnt. Leaning upon the ground. 
Decur'rcnt. When the edges of a teaf run down 
the stem, or stalk. 
Decur'sioc. Decurrently. 
Decussated. Crossing each other at right angles. 
Dedou'blemcnt, 71, 77, a. 241. 
Definite inflorescence, 83, b, 
Defictt'ed. Bending down. 
Defolia'tion, 63. 
Deformities, 323, 3d. 
Dekis'cent. Gaping or opening, 87, b. 
Ddiques'ccnt Melting away upon exposure to 
air. 
Del'toid. Shaped like the Greek letter A, delta, 
54,5-. 
Demer'sus. Under water. 
Dentate. Toothed ; larger than serrate. 
Denticulate. Minutely toothed. 
Denu'date. Plants whose flowers appear before 
the leaves ; appearing naked. 
Deprcss'ed. Flattened, or pressed in at the top. 
Descend' inff sap, .122. 
Devel'opmcnt of buds, 119. 
of organs. 105, 111. 
Dcxtror'sum. Twining from left to right, as the 
hop- vine. 
Diadcl'phia, 249. 
Diadel' pilous. (From dis, two, and adelphia, 
brotherhood.) Two brotherhoods. 
Diarrno'sis. The characters which distinguish 
one species of plants from another. 
Diavthc'ria. (From dis, two, and anther.) A 
class of plants including all such as have two 
anthers. 
Oiapensia'ce^, 495. 
Diatoma'ce.(E. 
Dichlamyd' cons. (From dis, two, and chlamys, a 
covering.) 66. 
Dichon'dr^. 
Dichot'omous. Forked, divided into two equal 
branches. 
Diclin'ious. Stamens and pistils in separate 
flowers. 
Dicoc'cous. Containing two grains or seeds. 
Dicotyle' dons, 154. 
Dicotyledonous plants, 45, 100. 
plants, growth of, 133. 
Did'ijmous. Twinned, or double. 
Didyna'mia. (From dis, twice, and dunamis, 
power.) Two powers. A name appropriated 
to one of the Linncean classes. 
Dierc'sil, 92. 
Dieresil'ia, 92. 
Difference between plants and animals. 
Drf form. A monopetalous corolla whose tube 
widens above gradually, and is divided into 
unequal parts ; any distorted part of the plant. 
Dijfract'ed. Twice bent. 
Dtffus'ed. Spreading. 
D^'u'sion of seeds, 103, a, b. 
Diges'tion, 61. 
Digitate. Like fingers. When one petiole 
sends off several leaflets from a single point at 
its extremity, .56, m. 
Digyn'ia. Having two pistils. 
Dimid'iate. Halved. 
Dim'cious. Having starainate and pistillate flow- 
ers on difi"erent plants. 
1 Dion'cea, 219. 
Dioscorea'ceje, 548. 
Diosco' rides, 332. 
Dipsa'ce^e. 
Discharge' of pollen, 81. 
Die'coid. Resembling a disk, without raya 
Diseas'es of plaJits, 324. 
Disk. The whole surface of a leaf, or of the top 
of a compound flower, as opposed to its raya, 
75, n, 85. 
Disperm' ous. Containing two seeds. 
Dissep'iment, 87, b. 
Dissil'iens. A pericarp, bursting with elasticity , 
as the Impatiens. 
Dis'tichous. Growing in two opposite ranks or 
rows. 
Divaricate. Diverging so as to turn backward. 
Diverg'ing. Spreading; separating widely. 
Diur'nus. Enduring but a day. 
Dodecan'dria, 224. 
Dogwood, 179, Fig. 191. 
Dorsal suture, 80, Fig. 98. 
Dot'tt'd. See Punctate and Perforated. 
Double Jiowers, 78, a. 
Droop'ing. Inclining downward, more than 
nodding. 
Drosera'ce.*:, 414. 
Drn'paces, 95. 
Drupe, 95. 
Dru'pe.ole. A little drupe. Fig. 114. 
Drupa'ceous. Resembling or bearing drupps. 
Duct.^, 30, 118. 
moniliform, 118. 
Dul'cis. Sweet. 
Duma's us. Bushy. 
Duplex. Double. 
Dura' men, 129, 
Dura'tion of leaves, 58. 
Earth, 114, a. 
EflENA'cEiE, 477. 
Eb'ony, 254. 
F.bur'nrous. iTOry-white. 
Ech'inate. Beset with prickles. 
Ecos'tate. Without nerves or ribs. 
Ed'ible. Good for food, esculent. 
Effect' of light, 62, b. 
of oxygen upon the color of leaves, 58 
Egg plant, 185. 
Egyptian lily, 68, 276. 
Egret or Ai'grette, 102. 
ELATINA'cEiE, 417. 
EI'der, 191. 
ELEAGNA'cEiK, 509. 
Ei'ephant^s foot, 265. 
Elevation corresponding to latitude in its efiecl 
on vegetables, 321. 
Elliptic. Oval, 54, d. 
Elongated. Exceeding a common length. 
Emar'ginate. Having a notch at the end, retuse 
Em'bryo, 101. 
EmoL'iient. A medicine which softens and re 
laxes the animal fiber. 
Empedo'cles, 331. 
Empetra'cejE, 520. 
Enchant' erh night-shade, 167. 
En docarp, 87, a. 
Endog'enovs, 100. 
Stem, 45, 135, 136. 
Endos'mosis, 120, 
Endosmot'ic process, 120. 
En'dosperm, 99. 
Eno'dis. Without joints or knots 
En'siform. Sword-form, two-edged, as in th« 
flag and iris. 
Entire. Even and whole at the edge. 
Entire' vessels, 118. 
Entomol! ojry. The science which treats of m 
secta, 376. 
