xll NATURAL ORDERS, 



XXXIII. DrosErace^ (figs. 392-4). Herbs with radical 

 leaves covered with long glandular hairs. Flowers regular. 

 Stamens definite. Placentas parietal. Styles distinct. 



XXXIV. Halorage^. (figs. 395-7). Aquatic herbs with very 

 small flowers. Calyx-lobes and petals 4, 2, or none. Stamens 

 definite. Ovary inferior. Styles or stigmas distinct. 



** Petals and stamens epigynous {>-ound an epigynoics disk). 



XXXV. UmbellifeR/E (figs. 398-456). Leaves alternate. 

 Fruit dry, separating from the axis into seed-like carpels. 



XXXVI. Araliace^ (fig. 457). Leaves alternate. Fruit 

 succulent. Carpels often more than 2, and not separating. 



XXXVIL LORANTHACE* (fig. 458). Parasites. Stamens on, 

 or opposite to the petals. Leaves usually opposite. Ovary 

 I -celled. 



XXXVin. CoRNACEiE (figs. 459-60). Leaves usually opposite. 

 Stamens alternate with the petals. Style one. 



Sub-class 3. Monopetalae. — Petals united (at least at the basej 

 into a single corolla. The petals are' absent in some Primnlacecc 

 and Oleacece, and are free in some Ericacece and Plumbaginecs. 



( 1 ) Corolla epigytious, bearing' the stamens. 



XXXIX. CaprifoliacEjE (figs. 461-9). Leaves opposite. No 

 stipules. Ovary 2 or more celled. 



XL. Stellate, a tribe of Rubiace^ (figs. 470-83). Stipules 

 like the leaves in appearance, and forming whorls with them round 

 the stem. Ovary 2-celled, with I seed in each cell. 



XLI. Valeriane^ (figs. 484-91). Stamens fewer than the 

 lobes of the corolla. Ovary and fruit i-seeded. 



XLII. Dipsace/e (figs. 492-6). Florets in compact heads or 

 spikes. Stamens isomerous. Anthers free. Ovary and fruit 

 I -seeded. 



XLIII. CoMPOSlTiE (figs. 497-611). Florets incompact heads. 

 Stamens isomerous. Anthers united in a ring round the style. 

 Ovary and fruit i-seeded. 



(2) Stamens free from the corolla. 



XLIV. Campanulace^ (figs. 612-25). Herbs. Stamens as 

 many as the corolla-lobes. Anthers opening longitudinally. 



XLV. Ericace^ (figs. 626-48). Shrubs. Stamens usually 

 twice as many as the corolla-lobes. Anthers opening in pores or 

 cross-valves. 



