ROSACES 483 



No. 1. Small, cuneate, tridentate. 



Nos. 2 and 3. Cuneate and serrate along the upper half. 



No. 4. Subelliptic, cuneate at the base, serrate along the upper 

 half. 



No. 5. Elliptic-cuneate, unequally serrate along the upper half. 



No. G. Broadly ovate, obtuse, becoming doubly serrate along 

 great part of its length, somewhat oblique at the base and scarcely 

 cuneate, subtrinerved. 



No. 7. Ovate, becoming doubly serrate, subtrinerved. 



No. 8. Broadly ovate, obtuse or subacute, becoming doubly serrate. 



Ultimate leaves lanceolate, acuminate, serrate and doubly so 

 above the middle, with numerous ascending nerves, reticulate, deep 

 green above, glaucous beneath, subglabrous except on the margins 

 and principal nerves. 



Spiraea opulifolia, L. 



Hypocotyl erect, terete, glabrous, green or reddish, 5-7 mm. 

 above the soil, and becoming stouter upwards. 



Cotyledons oblong-obovate, emarginate, with two pairs of alter- 

 nate, ascending, branching nerves, the uppermost incurving and 

 uniting with the midrib under the apical sinus, petiolate, glabrous, 

 rather opaque, and showing the venation best by transmitted light ; 

 lamina horizontal or decurved, 5-6'25 mm. long, 3-4 mm. wide ; 

 petiole ascending or suberect, channelled above, slightly convex on 

 the back, slightly connate at the base, about 1 mm. long. 



Stem erect, two-edged or two-winged by the decurrent edges of 

 the petioles, pale green, soon becoming brown, glabrous, ultimately 

 shrubby ; 1st internode 2-25-6'25 mm. long ; 2nd 4-5 mm. 



Leaves simple, cauline, alternate, stipulate, petiolate, alternately 

 or suboppositely penninerved, with the nerves running straight into 

 the tips of the lobes, glabrous and bright green above, paler beneath, 

 shining when young; petioles semiterete, channelled above, widening 

 upwards, slightly winged at the edge on the upper half, glabrous ; 

 stipules half-ovate, acuminate, serrated on the posterior side, attached 

 to the very base of the petiole. 



No. 1. Broadly ovate, obtuse, palrnately trinerved, dentate- 

 serrate, with obtuse, gland-tipped teeth. 



Nos. 2 and 3. Trilobulate, dentate-serrate with obtuse, gland- 

 tipped teeth, palmately trinerved with strong alternate nerves above. 



Eucryphia cordifolia, Cav. 



Hypocotyl erect, terete, finely pubescent, 1-5-2 cm. long, 

 reddish. 



