112 WEEDS AND USEFUL PLANTS. 
Orper XXVI. os ge a tae afeee. 
Trees, shrubs or herbs ith alt Lyx of 5 
(rarely 3-4 or 8) Is m rhe ess antee often wi vith “as many prac, and petals a8 
many as the sepals is, inserted wit th the numerous eg hod few) 
1- many, free, or (in the Pear pipe) © oat! nm the caly x-tube, Seeds 1-few in each 
ovary, withou t radic 
This Ord er—comprising about exer pam ra—is remarkable for the amount and variety 
of its esculent products. Many of nib fruits are valuable, and some of them eminently - 
delicious, while ype of — sapere is by universal consent regarded as 
queen of beauty among flow of the drupaceous species of the Order contain a q 
dangerous Sorte of Pranic yore n “the nuts and leaves ; Lys the fleshy or succulent 
fruits are, almost without excepti ion, innocent and wholesom 
1. Tue Atmonp SuB-FAMILY. . 
Ovaries solitary, free from the es calyx. Style terminal. Fruit 
a drupe (stone-fruit). Trees or s ; the bark exuding gum; the 
bark. i we and kernels Serotonin “ie peculiar flavor of prussic acid, 
Stipules fi 
Stan me of the: fruit rough. Petals err — 1, Prrsica. 
Stone of the fruit smooth. Petals a 
Stone flattened, with Skin of fruit downy. 2, ARMENIACA, 
Stone more ot less flattened, pe Ja margined. 
—_ with a 8. Prunus. §1. 
st el eg eet Fruit without a b! 3. Prunus. $243 
2. Tue Rose Sup-raminy. 
‘Ovaries many or few, poecone te from each other and from the calyx 
but sometimes enclosed b d con conn’ in its tube. Styles lateral 
or terminal. Fruit either follicles or little drupes. Herbs or shrubs, 
rarely Bae with simple or compound leaves. Stipules usually united 
with 
Pistils 5, forming follicles in fruit. Calyx 5-cleft. Styles terminal. 4, Sprmma. 
Pistils numerons, forming in fruit dry akenes, tipped with the attics 
persistent style. arts bracteolate, open. 5. GEUM. 
Pistils —_ pee es often lateral, deciduous ; fruit of dry akenes. 
seman of pee fruit a ry and small. 6. POTENTILLA. 
Receptacle of eo fruit becoming large and pulpy, edible. 7. FRAGARIA. 
Pistils numerous. Styles terminal, deciduous ; ovaries becoming little 
drupes, sobering ye ios one erent: tas r with pangs receptacle. Calyx 
open, not bracteo 8. Rusvs. 
Pistils numerous, akenes long, enclosed in the tube of the urn-shaped ~ 
calyx. 9. Rosa. 
3. Pear Sus-raMiny. 
Calyx- tube at ak in fruit, forming a pome. Pistils 2—5, their styles ee 
‘ or carpe te, their eir ovaries united with each other and vith io | 
the tube of ic ng : : 
Cells of the fruit 1-2-seeded. Fruit drupe-like, containing 2~5 stones. 
Leaves simple. 10. Cratzeus. 
Fink: with 3-5 parchfhent-like carpels. Leaves pinnate. Fruit berry- 
scarlet. ll. Pyrvs. § 8. 
ep powenige 
simple. 
; tapering to the stalk. ‘ : 
“ Fruit sunk in at both ends 11, Pyrvs. § 2. 
Cells of the fruit many-seeded, parchment-like, enveloped in muci- : 
1. PER’SICA, Tournef. Pracu. 
‘ di 7 a fre¢ Persia } ; ‘ 
