8 APPENDIX. 
Deca, ten; when preceding Greek derivatives. 
Decagynous, ten-pistiled, or ten-styled. 
Deciduous, falling later than caducous, 2.-e., before the formation of fruit. 
Declined, turned downwards, or to one side (as the stamens, fig. 3, plate 43). 
Decompound, more than once compounded or divided (the leaves of fig. 1, plate 64). 
Decumbent, reclined upon the ground, the summit tending to rise (the root- stock of 
plate 104). 
Decurrent, said of leaves that are prolonged down the stem beyond their point of insertion 
upon it. (Plate 163, fig. 2.) : 
Decussate, a successive arrangement of pairs which cross each other (the leaves of plate 79). 
Definite, of a uniform number. 
Defiexed, bent downward at an angle (as some of the leaves in plate 140). 
Deflorate, beyond the flowering state—as an anther after the pollen is discharged. 
Dehiscence, the method of bursting or splitting open (as seen in fig. 4, plate 104). 
Dehiscent, a regular mode of splitting. 
Deliquescent, branching so that the stem is lost in the branches. (Plate 132, fig. 1.) 
Deltoid, shaped like the Greek letter 4. 
Dentate, toothed (the leaf margins of plate 153). 
Denticulate, the diminutive of Dentate (the leaf margins of plate 55). 
Depauperate, starved or impoverished. 
Depressed, flattened from above downward (as the seeds in fig. 12, plate 11). 
Descending, bent gradually downward (as the fruiting axis of plate 69). 
Dextrorse, turned to the right. 
_Li-, two; in Greek compounds, as es 
Diadelphous, said of stamens when united in two sets by their filaments. (Plate 50, fig 2.) 
Diandrous, having but two stamens. (Plate 1109, fig. 3.) 
Dichogamous, said of the styles when protruding from the bud. 
Dichotomous, two-forked. 
Dicotyledonous, having a pair of cotyledons—as in the butternut. Bi 
Didynamous, having two pairs of stamens—the one shorter than the other. (Plate 109, 
fe. 4) : 
Diffuse, widely and irregularly spreading. 
Digitate, said of a compound leaf when the leaflets are given off from the apex of th 
petiole. (Plate 44, fig. 1.) e 
se Digynous, having two pistils or styles, (Plate 68, fig. 6.) 
| Dimarphans, of two forms, 
“vecious, when the stamens are in separate flowers on different plants (as in plate 154)- 
(Plate 164, fig. 9.) — 
e central part of a head of flowers—as 17 
ere Cat deeply into many divisions (as the leaves of plate 86). oes 
‘ nts, the Partitions of an ovary or a fruit (as seen in fig. 5, plate 173). 
>t in combination with each other (as the styles, fig. 5, plate 30). 
. ° “ s ddling widely apart (as the branches of plate 149). ee 
oa into divisions that extend almost to the mid-rib (leaf 2, plate 4). 
