ORDERS AND ABBREVIATIONS. 



ORDERS. 



The orders in the first 13 classes are determined by the number 

 of styles in each flower. 



HEXAGYNIA 6 styles. 

 HEPTAGYNIA 7 styles. 

 OCTOGYNIA 8 styles. 

 DECAGYNIA 10 styles. 

 DODECAGYNIA 12 styles. 



MONOGYNIA 1 style. 

 DIGYNTA 2 styles. 

 TRIGYNIA 3 styles. 

 TETRAGYNIA 4 styles. 

 PENTAGYNIA 5 styles. 



POLYGNIA many styles. 

 The orders in DIDYNAMIA are 



1. GYMNOSPERMIA, with 4 apparently naked seeds. 



2. ANGIOSPERMIA, with several seeds enclosed in a capsule. 

 The orders in TETR ADYNAMIA are 



1. SILICULOSA, seeds in a short pod or pouch. 



2. SILIQUOSA, seeds in a long pod. 



The orders of the 16th, 17th, and 18th classes are distinguished 

 by the nnmber of stamens, as TRIANDRIA, TETRANDRIA, &c. 

 The orders in SYNGENESIA are 



1. ^EQUALIS, florets ligulate and perfect. 



2. SUPERFLUA, florets of the disk perfect and tubular, of the ray 



with pistils only, which are mostly ligulate. 



3. FRUSTRANEA, florets of the disk perfect, of the ray neuter. 

 The orders in the 20th, 21st. 22nd, and 23rd classes, are dis- 

 tinguished by the number, union, and situation of the stamens. 



In the 24th class the orders are the same as in the Natural 

 system. 



ABBREVIATIONS USED IN THE DESCRIPTIONS. 



anth. , anther. 



ach. , achene. 



cap. , capsule. 



cat, calyx. 



carp. , carpel. 



cor. , corolla. 



fil., filament. 



fl. , flower. 



ft., feet. 



gl. , glume. 



in., inch. 



inv., involucre. 



le., leaf. 



ped. , peduncle. 



peri. , perianth. 



pet., petals. 



rac. raceme. 



rec. , receptacle . 



sep., sepals. 



st. , stamens. 



stip. , stipule. 



Var. , , . . .variety. 



A., annual. 



B. , biennial. 



P. , perennial. 



Sh., shrub. 



T Tree. 



* not native of Britain, or 



introduced. 



1, January. 



2, February. 



3, March, &c., 



represent the months of 



flowering. 



H. & A. refers to Hooker & ArnotVs " British Flora" 

 The Letters in parenthesis represent the type of distribution. See Introduction. 



