490 ; THE VEGETABLE WORLD. 
the Field Daisy, and the Golden Daisy. The Astreas are autumnal 
plants, originally from North America. The Cinerarias and the 
Gnaphales comprehend many ornamental plants designated under 
the common name of Jmmortelles. Zinnias, Stars of India, and the 
Dahlia, of which the species, originally from Mexico, with simple 
single flowers, have yielded varieties with double flowers, until 
they have become the glory of our gardens in the autumn 
months, in conjunction with the Chrysanthemums. 
Myrrats. 
Epigynous exogens, having still a strong tendency to the 
capitate condition which distinguishes the Compositee, they ex- 
hibit a polypetalous corolla with dichlamydeous flowers, axile 
placenta, and embryo with little or no albumen. - 
: a sgh and sg) gan sometimes climbers, with alternate or es grees 
simple oid a Pip ne pert og a calyx four and ae XXIV. Combretacez. 
pave ek ; corolla four or five petals; stamen 06k 
“Tage ac often spiny ; alternate leaves a flowers, herma- 
e; regular ¢ calyx, adher aged a m teeth; corolla with 
3g correspo ing to the teeth of th the ngproag fruit a cluster ; 
oy one-celled; ovules miata os seed albuminous; cotyledons 
oe heath-like _bushes, with evergreen leaves, flat 0’ 
ers herma! ‘ater tae , corymbs, or heads ; prc ihe. 
ing oats ae one-celled ovary ; petals equal to the divisions kg the ovary; CCLXXVI. Chamelauciez. 
tamens indefinite, often media? ovules erect from the b: solitary ; 
iapouts sapiganeths 
three 
four minute petals inse: in te intent, of aoe ‘aly, one pic 
sometimes nt; ovary inferior, pleniloc definite ; 
pers jt oon aera of the lige: stamens definite ovary Troan: 
celled, inf 
Ses aie we the tropics ; leav saison ania: le, entire, or 
toothed ; flowers talous, regular, hermaphrodite ; cs valvate, 
four to twelve- : corolla With petals equal to the lobes of the 
pon stamens inserted with with the petals ; ovary inferior, two-celled ; 
po uth inital bushes, with alternate leathery leaves narrowed a 
the base into a thick channelled fl onergen ee flowers in threes, sessile in 
the axils of the leaves; pk Ronn, Sng eathery cap of five ovate vale 8 
ments, with vaivate ; stamens twenty, erect, also in 
forts of a cap; ovary buried at the base of corolla, 
Trees, shrubs, and herbs, with leaves opposite or in whorls; flow 
hermaphrodite ; calyx petit ine corolla wal Sou e equal to the 
lobes Deal ~ corolla ; stamens definite, —— with the } gga 3; ovary 
pl ; ovules two, suspended from ee 
ae or prt with opposite entire Rae sometimes alternate, 
erally furnished with glands secreting essential oils ; flowers red, 
white, or yellow, hermaphrodite, regular; calyx four or five-lobed, | goyxxXXII. Myrtacex- 
it to the inferior one or many-c : 
equal to lobes of calyx; stamens indefinite many, two or 
many-celled, one-seeded by abortion. 
