2S4 DECAVDRIA. DIGYNIA. 



reflected. Stigma beardless. Legume compress- 

 ed, oblong, many-seeded. — R. BRoVfN. Hort. 

 Kew. 3. p. 4. 



A small genus of trees or shrubs, with pinnated leaves 

 and flowers in erect or pendulous racemes, which are 

 yellow, white or blue. Probably not a natural group. 



Species. l.Y. hiica. Racemes pendulous, legumes 

 flat and petiolate; flowers yellow. A tree whose bark af- 

 fords a yellow dye, similar to V. ajcrea. The whole tree 

 except in the colour of its flowers, strongly resembles 

 Bobinia Pseudacacia. An occidental tree, hitherto found 

 only in the mountains of Tennessee. 



Of this genus there are 2 species at the Cape of Good 

 Hope, 1 which is shrubby in New Spain, and 1 called V- 

 aurea in Abyssinia. 



Order II.— DIGYNIA. 



404. HYDRANGEA. L. 



Calix superior, 5-toothed minute. Petals 5. 

 Capsule mostly 2-cellcd, striate, opening betwixt 

 the persistent styles by a terminal foramen. 

 Seeds many, longitudinally striate. 



Shrubs with opposite leaves; flowers c} mose, in H. qiier-^ 

 cifolia subpaniculate, margin of the cyme riidiate, radii 

 masculine or imperfect; — (flowers in H vulgaris often 

 with 3 styles and a capsule of 3-cells; capsule properly 

 superior, invested by the cohering calix, septa marginal; 

 styles each terminating downwards in a 24obed pendu- 

 lous receptacular placenta; seeds small, marked with 

 about 10 striae. Proper capsule when divested of the ca- 

 lix, dividing horizontally above the middle.) 



Species. 1. H. vulgaris. The whole plant distinctly 

 pubescent, more particularly the nerves on the under side 

 €)f the leaf; leaves concolor, broad oval, acuminate, sharp- 

 ly dentate, cyme mostly naked, styles 2 and 3. Obs. IT. 

 eonlata? also of Mr. Pu'rsh. 2- 7uvea, Leaves broad-oval, 

 acuminate, obsoletely dentate, under side whitely tomen- 

 tose; flowers constantly radiate. 3. qiiercifoUa. Leaves 

 sinuately-lobed; ferruginously tomentose on the under 

 side; cymes radiate, p'aniculate. Hab, In Florida and 0» 

 the Mississippi, near Natchez, v. v. 



