Vor. II.] OLEASTER FAMILY. 467 
1. Elaeagnus argéntea Pursh. 
Silver-berry. (Fig. 2536.) 
Elaeagnus argentea Pursh, Fl. Am. Sept. 
114, 1814. 
Stoloniferous, much branched, some- 
times 12° high, the young twigs covered 
with brown scurf, becoming silvery. 
Leaves oblong, ovate or oval-lanceolate, 
densely silvery-scurfy on both sides, acute 
or obtuse, short-petioled, 1/-4’ long; flow- 
ers usually numerous, I to 3 in the axils, 
fragrant, silvery, 6/’-8’’ long; perianth 
silvery without, yellowish within, its 
lobes ovate, about 1/” long; fruit oval, sil- 
very, 4/’-6’’ long, the stone 8-striate. 
James Bay to the Northwest Territory, 
south to Quebec, Minnesota, South Dakota 
and Utah. May-July. Fruit edible, ripe 
July-Aug. 
2. LEPARGYRAEA Raf. Am. Month. Mag. 2:176. 1817. 
[SHEPHERDIA Nutt. Gen. 2: 240. 1818.] 
Shrubs, brown- or silvery-scurfy or stellate-pubescent, with opposite petioled leaves. 
Flowers small, dioecious, or sometimes polygamous, subspicate or fascicled at the nodes of 
the preceding season, or axillary, the pistillate few orsometimes solitary. Pistillate flowers 
with an urn-shaped or ovoid 4-lobed perianth, bearing an 8-lobed disk at its mouth which 
nearly closes it; style somewhat exserted. Staminate flowers with a 4-parted perianth and 
8 stamens alternating with as many lobes of the disk; filaments short. Fruit drupe-like, the 
fleshy perianth-base enclosing a nut, or achene. [Greek, silvery-scaly. ] 
Three known species, the following and ZL. ro/wndifolia of Utah. 
Leaves ovate or oval, green above, silvery beneath; shrub thornless. 1. L. Canadensis. 
Leaves oblong, silvery on both sides; shrub mostly thorny. 2. L. argentea. 
1. Lepargyraea Canadénsis (L.) Greene. Canadian Buffalo-berry. (Fig.2537. ) 
Llaeagnus Canadensis l,. Sp. Pl. 1024. 1753. 
Shepherdia Canadensis Nutt. Gen. 2: 240. 
1818. 
Lepargyraea Canadensis Greene, Pittonia, 
2:122. 1890. 
A thornless shrub, 4°-8° high, the 
young shoots brown-scurfy. Leaves ovate 
or oval, obtuse at the apex, rounded, or 
some of them narrowed at the base, 1/-1 4’ 
long, green and sparingly stellate-scurfy 
above, densely silvery stellate-scurfy be- 
neath, some of the scurf usually brown; 
petioles 2//-3/’ long; flowers in short 
spikes at the nodes of the twigs, yellow- 
ish; buds globose, less than 1/’ in diame- 
ter, forming in summer, expanding with 
or before the leaves early in the following 
spring; perianth about 2/7 broad when 
expanded; fruit oval, red or yellowish, 
2/’-3/’ long, the flesh insipid, the nut 
smooth. 
On banks, especially along streams, New- 
foundland to Saskatchewan and British Co- 
lumbia, south to Vermont, New York, Mich- 
igan and Utah. April-June. Fruit ripe 
July-Aug. 
