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86 TREES AND SHRUBS 

latter; leaves opposite; white or whitish flowers conspicuous, in clusters ; 
stamens numerous. Flowers have a cucumber-like odor. 
Philadelphus coronarius, Zizm@us. COMMON MocK-ORANGE. Much 
cultivated; supposed to be a native of Japan. Shrub with ovate or oblong 
leaves; flowers cream-color or white, in dense clusters. The P. Zeheri of the 
gardens is now regarded as a form of the above. 
Philadelphus Gordonianus, Zind/ey. Shrub from California; 6 to 12 
feet high ; branches spreading or recurved ; ovate or oblong leaves with coarse, 
sharp teeth; flowers white, 2% inches across, in loose clusters. 
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Philadelphus grandiflorus, Wil/denow. ULARGE-FLOWERED Mock-Or- 
ANGE. A tall native shrub from Virginia and southward, with ovate toothed 
leaves, and inodorous white flowers, either in clusters or alone. Much like 
the previous species. Has produced garden varieties. ' 
*Philadelphus hirsutus, Vu¢ta//. UAtRY MocK-ORANGE. Slender 
native shrub from Eastern Tennessee region; leaves small, ovate, hairy or 
hoary, and sharply toothed; flowers small, white, single or 2 to 3 together. 
Philadelphus inodorus, Zzzzeus. Shrub native of the high grounds in 
the South; leaves entire, ovate; “small flowers scattered at the ends of the 
diverging branchlets.” 
Besides the above there are other species, which, like these, come very close 
together, and also some well-known garden forms, as zzvadis and subpleno. 
Ribes. CURRANT and GOOSEBERRY. Shrubs with alternate palmately- 
veined and lobed leaves; calyx united with the ovary, and its lobes colored 
like a corolla; stamens 5, on the calyx-throat; styles 2, more or less united ; 
the 1-celled ovary becoming a juicy berry crowned with the dried flower. 
Ribes alpinum, Zizzeus. ALPINE RED CURRANT. Shrub from the 
mountains of Europe and of Siberia; thornless; leaves obtusely 3- to 5-lobed, 
hairy on upper and shining on lower surface; clustered flowers with small 
petals; anthers nearly sessile; fruit red. Runs into varieties. 
Ribes aureum, Push. BUFFALO or MISSOURI CURRANT. Thornless 
shrub, readily distinguished by its early yellow spicy-scented flowers and 
tasteless black or brown berries. 
Ribes cereum, Douglas. A low thornless shrub, native of our Northwest ; 
with small, sticky, heart-shaped, 3- to 5-lobed leaves, and greenish-white 
flowers; fruit somewhat glandular, ; 
Ribes floridum, Zizn@us. WiLD BLACK CURRANT. Heart-shaped, 3- to 
5-lobed leaves sprinkled with resinous dots, with 2 sets of teeth; flowers many 
in a drooping, downy cluster. Thornless. * 
Ribes prostratum, Z’//éritier. FrtT1D CURRANT.  Thornless shrub, 
native of the colder regions of the North; stems reclining; leaves heart- 
shaped, acutely 5- to 7-lobed; flower-clusters upright; pale-red fruit and 
pedicles glandular bristly; bruised leaves and fruit emit an unpleasant odor. 
Ribes sanguineum, Pursh. RED-FLOWERED CURRANT. A _ thornless 
shrub from our Northern coast; hairy, glandular, and sticky ; the lobed leaves 

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