ROSACEA. 251 
SuB-Grenus II.—EU-PYRUS. (Pyrus, Linn.) 
_ Fruit rather large, sub-globose or turbinate, 5-celled; cells 
formed of tough parchment-like membrane, 2-seeded, or 1-seeded 
by abortion. Flowers in simple corymbose or umbellate cymes. 
Petals spreading. Styles 5, free or combined at the base. 
SECTION I.—PYROPHYLLUM. D.C. 
Styles free. Fruit turbinate or sub-globose, not umbilicate at 
the base. 
SPECIES V.—PYRUS COMMUNIS. Linn. 
Pruate CCCCLXXXVIII. 
Leaves on rather long petioles, oval or roundish, acuminate, 
euspidate, or obtuse and apiculate at the apex, finely serrate 
or crenate-serrate on the margins. Flowers in simple corymbose 
cymes. Styles distinct to the base. Fruit elongate- or roundish- 
turbinate, not umbilicate at the base. 
Sus-Sprecies I.—Pyrus Pyraster. Boreau. 
Pirate CCCCLXXXVITII. (principal figure). 
Boreau, Fl. du Centre de la Fr. ed. iii. Vol. II. p. 235. 
P. communis Pyraster, Zinn. Sp. Plant. p. 686. 
Branches more or less spiny. Leaves oval or oblong-ovate, 
shortly acuminate or sub-cuspidate, pubescent beneath when young, 
glabrous when mature. Styles as long as the stamens. Fruit 
elongate-pyriform, inversely conical towards the base. 
In woods, thickets, and hedges. Rare, and in many of its 
localities probably the produce of seeds of the garden pear 
accidentally dropped; most frequent in South of England, but 
extending as far North as Yorkshire and the Lake district. It has 
been said to occur at Clova, Forfarshire; but there is little doubt 
that it must have been introduced there, if not erroneously 
reported. 
England, [Scotland], Ireland. Tree. Late Spring. 
This form, if allowed to grow freely, is a tree 20 to 40 feet high, ' 
but when found in hedges is more frequently a shrub, not exceeding 
6 or 8 feet, in both cases with some of the branches armed with 
spines. Leaves fasciculate on the spurs, but distant on the shoots 
of the year, 13 to 23 inches long when full-grown, at first pu- 
