Classes. 
2 
TIKI I NISBSSARY I^PILAlNATOQINg 
respecting the Linnean Classes and Orders, the Natural Orders, Duration, Height, 
Colour of the Flower, Time of Flowering, and Price, in Eight Columns, are given 
below. The exemplification will he found at Page 5. 
1st and 2nd Columns. — The Linnean Classes and Orders. 3rd. — Natural Orders. 
4th Column . — Hardiness and Duration. 
h. hardy — plants for the open borders. 
hh. half-hardy — such as require a hot-bed. 
t. tender — pot plants , require shifting. 
f. frame — require protection till May. 
g. greenhouse — gretmhouse plants. 
s. stove or hothouse — stove plants. 
A. annual — last one year. 
B. biennial — last two years. 
P. herbaceous perennial — last three or more. 
S. shrub, or under- shrub. 
Pb. perennial bulb, corm, or tuber. 
T. tree. 
Application : h A. hardy annual ; hB. hardy biennial ; hP. hardy herbaceous perennial \ hS. hardy 
shrub; hPb. hardy bulbous perennial ; hT. hardy tree; hhA. half-hardy annual ; hhB. half- 
hardy biennial, &c. &c. ; tA. tender annual, &c. ; fA. frame annual , &c. ; gA. greenhouse an- 
nual, &c. ; sA. stove annual; sB. stove biennial ; sP. stove perennial ; sS. stove shrub ; sPb. 
stove bulbous perennial. 
The following arc the principal abbreviations : 
si. slate. 
spot, spotted. 
stra. straw. 
stri. striped. 
sul. sulphur. 
v. violet. 
va. vanegated. 
w. white. 
y. yellow. 
yh. yellowish. 
Example : d. b. dark blue ; b. w. & y. blue, ivhite and yellow ; 1 . r. light red ; ro. li. rosy lilac, &c. Sec. 
5th Column . — Colour of the flower. 
a. ash-grey. 
ap. apetulous. 
az. azure. 
b. blue. 
blk. black. 
bill, blush. 
hr. brown. 
bff. buff. 
car. carmine, 
cin. cinnamon. 
cr. crimson. 
o. orange. 
ii. dark. 
ptd. painted. 
div. diverse. 
p. purple. 
flsh. flesh. 
pch. peach. 
gn. green. 
pk. pink. 
ZY- grey- 
r. red. 
1. light. 
ro. rose. 
lem. lemon. 
saf. sufl'ron. 
li. lilac. 
s. scarlet. 
mul. mulberry. 
sil. silver. 
6th Column . — Usual height of the plant in feet ; trai. trailer. 
7 th Column . — Usual month of flowering; 1, January ; 2, Febmiary ; 3, March, &c . ; 
3-5, March to May, &c. &c. 
8th Column. — Price per Packet, fid. Packets may be had of those marked 3d., but 
no smaller packets can be made than those marked in the Catalogue. 
Time of Sowing. — Hardy Annuals, February till June, and in Autumn ; when 
sown early many of the Annuals flower in May. Hardy Biennials and Perennials, 
March till June, and in Autumn. Half-hardy Annuals, &c. in February till May, on a 
moderate hot-bed. Many of the Biennials and Perennials marked hh frequently stand 
the winter without protection. The half-hardy Annuals may also be sown on a warm 
border early in May. The tender Annuals, as Balsams, & c., require a moderate hot- 
bed and re-potting to bring them to perfection. 
The Greenhouse Climbers marked ** may be planted in the borders in May. 
* Dwarf Plants proper for the edgings of beds. ** Ornamental Climbers, 
f Usually flower the first year, if sown early. 
sp. species ; var. varietas ; pl.pluria, many ; <?.r,from. — If. leaf; fr. fruit. 
The dots | ... | ... | ... | ... | indicate a repetition. 
I. The 24* Linnean Classes. 
(See Flower Seeds, 1st Col. page .5.) 
The Linnean Classes are founded on the Sexual Organs. 
a. Statnens ( male organs) equal. 
No. 1. Monan'dria 
2. Diandria 
3. Triandria 
4. Tetrandria 
5. Pentandria 
6. Hexandria 
7. lleptandria 
8. Octandria 
9. Enneandria 
10. Decandria 
1 stamen 
2 stamens 
3 
4 
5 
6 
7 
8 
9 
10 
11. Dodecandria 12 to 19 S. in the 
cup 
12. Icosandria 20 or more S. on the 
base 
13. Polyandria, many Stamens 
b. Stamens unequal. 
14. Didynamia, 2 long , 2 short 
15. Tetradynamia, 4 „ 2 „ 
c. Stamens united in sets. 
16. Monadelphia, 1 set 
17. Diadelphia, 2 sets 
18. Polyadelphia, many sets 
d. Compound Flowers (Asters, <$'<?.). 
19. Syngencsia 
e. Stamens on the style. 
20. Gynandria 
f. Male and female separated. 
21. Monce'cia, on one plant 
22. Dice'cia, on different plants 
g. Male, female, and hei'maphrodite 
Flowers on one or different plants. 
23. Polygamia, many marriages 
h. Flowers wanting, or incomplete. 
24. Cryptogamia, hidden marriages 
(Ferns, Mosses, Sfc.). 
