XX 
ANALYTICAL KEY. 
Leaves with stipules Rosacea, 20 
* * Ovaries 2-5, somewhat united at the base, separate above. 
Leaves punctate with pellucid dots Rutace®, 12-13 
Leaves not pellucid-punctate. 
Shrubs or trees with opposite leaves. . . . Sapindace®, 15 
Terrestrial herbs ; the carpels fewer than the petals. 
Saxifragace®, 22 
* * * Ovaries or lobes 3-5, with a common style. G-eraniace®, 11-12 
* * * * Ovary only one , and 
+- Simple with one parietal placenta. Leguminos®, 17-20 
-i — ! Compound, as shown by the number of cells, placentae, styles or 
stigmas. 
Ovary one- celled. 
Corolla irregular ; petals 4 ; stamens 6. . . Fujiaiuace®, 7 
Coro'lla irregular ; petals and stamens 5. . . Violace®, 8-9 
Corolla regular or nearly so. 
Ovule solitary ; shrubs or trees ; stigmas 3. Anacardiace®, 16 
Ovules solitary or few; herbs. . Some anomalous Crucifer®. 
Ovules more than one, in the center or bottom of the cell. 
Petals not inserted on the calyx. . Caryophyllace®, 9 
Petals on the throat of a bell-shaped or tubular calyx. 
Lythrace®. 
Ovules several or many ; on two or more parietal placentae. 
Leaves punctate with pellucid and dark dots. Hypericace®, 9 
Leaves beset with reddish gland-tipped bristles. 
Prose race®. 
Leaves neither punctate nor glandular. 
Sepals 5 ; very unequal or only 3. . . Cistace®, 8 
Sepals and petals 4; stamens 6. Anomalous Crucifer®. 
Sepals and petals 5; stamens 5 or 10. 
Ovary and stamens raised on a stalk. Passiflorace®, 24 
Ovary sessile. .... Saxifragace®, 22 
Ovary 2-several-celled. 
Flowers irregular. 
Anthers opening at the top, 
6 or 8 and 1-celled ; ovary 2-celled, 2-ovuled. Polygauace®, 17 
10 and 2-celled ; ovary 5-celled. Rhododendron in Fricace®, 49 
Anthers opening lengthwise. 
Stamens 12 and petals 6 on the throat of a tubular 
inflated or gibbous calyx. . Cuphea, in Lythrace®. 
