5! - 
Hitchcock — Opening of Buds of Some Woody Planis. 137 
Crategus coccinea, L. Scales numerous, the inner showing 
a transition to leaves. The inner scales and stipules glandu- 
Jar ciliate, the latter being nearly as large as their leaves. 
Vernation conduplicate-plicate. May 14th. 
Ribes gracile, Mx. Scales numerous, all but innermost 
scarcely enlarging. First leaf nearly normal in appearance. 
Vernation plicate. Apr. 11th. 
Cornus asperifolia, Mx. Scales one pair, opposite, develop- 
ing a small blade at the opening of the bud. Vernation 
slightly involute. Apr. 9th. 
Sambucus Canadensis, L. Usually four buds in an axil, 
the central being the strongest. Scales opposite, about four 
pairs, showing transition to leaves. Leaflets involute, side 
by side. Apr. 20th. 
Symphoricarpos vulgaris, Mx. Scales opposite, three pairs, 
increasing but little during the opening of the bud. Young 
leaves oval-oblong. Vernation involute. Apr. 9th. 
Fraxinus viridis, Mx. f. Buds usually two, superposed. 
Scales opposite, one pair or if two pairs the inner hidden before 
the eS = the bud. Leaflets conduplicate, side by 
side. Apr. 2 
Ulmus yaa ‘his: Scales two-ranked, three or four pairs ; 
outer dark brown and somewhat pubescent ; inner silky-fer- 
ruginous above. First leaf very minute with two large stipules. 
Following leaves perfect, each covered by one large stipule 
and covering the other. Vernation conduplicate. Apr. 30th. 
Uimus Anertsand, L. Scales two-ranked, first three pairs 
empty, scarcely enlarging and soon falling off. Within these 
are about three pairs of stipular scales, without leaves, that 
is, the scales are in pairs on each side of the bud and attached 
at base. The next two pairs of stipules have a minute and 
abortive leaf between them. The inner leaves increase in 
size, and are imbricated with their stipules as in U. fulva. 
Vernation conduplicate. May 4th. 
Celtis occidentalis, L. Scales two-ranked, three pairs. 
Young flowering branches bear flowers below and leaves above. 
Leaf branches bear above the scales two or three enlarged 
early deciduous stipules. First leaves normal ; each enclosing 
its two stipules. Vernation straight. Apr. 23d. 
