EXPLANATION OF PLATE IV. 
Fig. 1 Carica papaya. Papaw-tree. (Family unknown.)* Tho narne carica ie 
from Caria, where the tree was first cultivated. Dioecious. feet high. It is a native 
i/ftlio Kast and West Indies and Guinea— Fig. 1. A fertile plant. Trunk very simple, 
vertical, cylindric, marked with cicatrices produced by the fall of leaves. Leaves ter- 
minal, larpie, seven-lobed, pelioled. Petioles two or three feet long. Flowers grow 3< 
tlie base of the iietioles. Berries large, furrovved, depressed in the centre. 'Hie green 
Iruit is eaten by the Indians in the same manner as v/e use the turnip. The buds a>*e 
used for svveetn)eats. The ripe fruit is eaten for a dessert, like melons. 
Fig. 2. Cresckntia cujete. Calabasli-tree. A tree 16 feet in height; native of 
South America and the West Indies. Trunk thick. Brandies horizontal or reflexed. 
Leaves fasciculate, obovate, cruciform, fascicles alternate. Flowers rameus, sometimea 
cauline, solitary. Calyx cainpaiiulate, bi-lobed. Corolla large, sub-campanuiate. 
Perries large, resembling the pum])kin in figure ; the epicarp cortical, like tliat of the 
gourd. 
Fig. 3. Vanilla aromatica. (Family of the OrchidecE.) This plant is sometimes 
called Epidendron vanilla, the generic name being derived from epi, upon, and den- 
dron, a tree, because tlie plant grows parasitically on the trunks and branches of trees. 
It is perennial, climbing, parasitic ; a native of South America, fetems cylindric ; flow- 
ers ramose, producing roots at every Joint, whicii fasten themselves to tlie bark of trees. 
Leaves alternate, oval, oblong, acute, thick. Flowers in terminal si)ikes, which are lax 
and |)endt-nl. Perianth simple, six-lobed. (Japsule fusiform, containing small black 
seeds whicli have an aromatic taste and fragrant smell; they are used as perfumes. 
This i)lant belongs to Gynantlria Monandria. 
Fig. 4. NEi'E.NTnES distill a toria. (Family unknow!i.)t A perennial plant of the 
Indies. Stem simple, with leaves towards the base. Leaves alternate, large, oval, Ian 
ceolate, contracting at the base into petioles which are scmi-amplexicaulis, and termi- 
nated at the surmnit by a tendril which supports an ascidium ; this is cylindric, and 
furnished with an operculum which opens and shuts according to the stale of the at- 
mosphere. Flowers terminal, panicled. 
Fig. 5. Sempervivum teciorum. Flouse-leek tribe.t The generic name is derived 
from tlie Latin, semper, always, vivire, to live, and the specific name from tectitm, 
house. This is a perennial, herbaceous plant, which grows to the height of sixteen 
inciies. The stem is simple, vertical, foliated. Leaves succulent, oblong, alternate ; 
radical leaves cordate. Flowers in close panicles. Polyandria Polygynia. 
Fig. (5. PxNicvyi italicuin. (Family of the Cr/ ass/'s.) An herbaceous, annual plant 
two feet in height, a native of India. Culm erect. Leaves elongate, lanceolate, sheath- 
ing. Spike elongated, compounded of numerous spikelets. 
Fig 7. Clathrus cancellatus. Mushroom. (Family of the Fungi.) A, young 
plant enclosed in its volva. B, another more advanced ; a, volva ruptured ; b, peritliuir 
beginning to appear. C, a plant entirely developed. The peridium is globular ana 
cancellated. 
* Liiiflley forms of this a distinct family, called Papayacca. He considers it as a lied to tiie Passion 
flower tribe, in its fruit; and to the Fif? tribe, in the separation of stamens and pistils, and ir its milkj 
iuice, which resembles that found in some species of Ficiis. 
f Formed l>y Lindiey into a now family. JVepmit/ute. 
\ Kelonijinj: to the Crassulaceae of Lindlev ; allied to the Cacti and Euphorbias 
