600 ELZHZAGNACEZ UMBELLULARIA 
SHEPHERDIA 
Orper LXXIX LAURACE Lindl, Nat. Syst. ed. 2, 200. 
Aromatic trees or shrubs with alternate, very rarely opposite, 
mostly thick, petioled leaves without stipules and small flowers 
in panicles, racemes or umbels. Calyx 4-6-parted, the seg- 
ments imbricated in 2 series in the bud. Stamens inserted in 
3 or 4 series of 3, on the calyx, distinct, some of them often im- 
perfect or reduced to staminoidea: anthers 2-celled or 4-celled 
opening by valves. Ovary superior, free from the calyx, 1-cell- 
ed with a solitary anatropous: pendulous ovule. Style filiform 
or short, rarely almost wanting: stigma discoid or capitate. 
Fruit a drupe or berry. Embryo filling the seed, with large 
plano-convex cotyledons and short included radicle. 
1 UMBELLULARIA Nutt. Sylv. i, 87. 
Shrubs or trees with alternate thick evergreen leaves and small 
perfect flowers in axillary umbels which are included before ex- 
pansion in involucres consisting of 4 broad caducous_ bracts. 
Calyx deciduous, 6-parted. Sfamens 9, inserted on the throat in 
3 rows, the 3 inner ones with a fleshy 2-lcbed stipitate gland on 
each side at base, alternating with 3 ligulate staminoidea: anthers 
4-celled, 4-valved, the outer introrse, the inner extrorse. Stigma 
dilated, somewhat. lobed. Drupe subglobose, subtended by the 
thickened base of the calyx. | 
_ U. Californica Nutt. Sylv i, 87. A handsome shrub or tree 10-70 feet 
high or more, young branches, petioles and inflorescence somewhat puberu- 
lent: leaves green, and shining. lanceolate-oblong, acute at each end or 
sometimes rounded at base, 2-4 inches long, short-petioled, very aromatic: 
peduncles in an apparently terminal panicle, or solitary in the upper axils, 
6-12 lines long, 6-10-flowered : involucral bracts ovate, imbricated : pedicels 
1-5 lines long, usually bracteate at base: sepals yellowish-green 114-3 lines 
long, oblong to ovate: stamens included: drupes on sbort stout peduncles, 
ovate-elliptical or globo-e, nearly an inch long. Along streams, southwes- 
tern Oregon to California. 
Orper LXXX ELHAGNACEZ Lindl. 1. c. 194. 
Shrubs or trees, mostly silvery-scaly or stellate-pubescent, 
with entire alternate or opposite leaves and perfect polygamous 
or dicecious flowers clustered in the axils or at the nodes of 
branchlets of the previous season, rarely solitary. Lower part 
of the calyx of pistillate flowers tubular or urn-shaped, enclos- 
ing the ovary and persistent, the upper part 4-lobed or 4-cleft 
deciduous: calyx ofthe staminate.flowers 4-parted or 2-parted. 
Stamens 4 or 8: those of perfect flowers borne on the throat of 
the calyx: anthers 2-celled, the cells longitudinally dehiscent. 
Ovary 1-celled, with a solitary anatropous erect ovule. Fruit 
diupe-like, the base of the calyx becoming thickened and en- 
closing the achene or nut. Embryo straight, with little or no 
albumen. 
