! 



DICOTYLEDONS. - 3 



X\IL PoRTUiACE^. Herbs, often succulent, with alternate or opposite leaves. Sti- 

 pules scarious or changed into hairs. Sepals 2. Petals more numerous than the sepals. 

 Stamens iudcCuite or rarely definite. Placentas central, 



J 



Alliance V- Guttiferales. — Sepals imbricate. Petals as many as sepals, or rarely 

 ^re. Stamens indefinite {except Elatinese). Ovary divided into cells^ irith axile pla- 



more, 

 eenias. 



XVIir. Et.atine.e. Herbs or undershrubSj with small opposite leaves. Stipules small. 

 Flowers hermaphrodite. Stamens definite. 



XIX. Hypericine^. Herbs or shrubs, with opposite leaves. No stipules. Flowers 

 hermaphrodite. Stamens indefinite. 



XX. GuTTirER^. Trees or shrubs, with opposite leaves. No stipules. Flowers poly- 

 gamous or unisexual. Stamens indefinite. 



Alliance VI. Malvales.^ — Sepah mlmte {except Echinoearpus). Petals as many 

 as sepals, or none. Stamens indefinite or monadelpJious {except Lasiopetalejc). Omry di- 

 vided into cells with axile placentas. 



XXL Maltace^. Herbs, shrubs, or trees, with alternate leaves. Stipules usually pre- 

 sent. Stamens raonadelphous. Anthers 1-celled. 



XXII. Stercultace^. Herbs, shrubs, or trees, with alternate leaves. Stipules usually 

 Fesent, Stamens mouadelphons. or, if free, defiuite and alternating with tlic petals. An- 

 thers S-celled, 



XXIII. TILTACE.E. Trees or shrubs, rarely herbs, with alternate leaves. Stipules usually 

 present. Stamens indefinite, free, or scarcely united at the base. Anthers 2-celled. 



. ^ Series II. DiscirLOR.E. — Toras usually thickened or expanded into a 

 disk, either free or adnata to the ovary, or to the calyx, or to both, rarely 

 reduced to glands, or wanting. Stamens as many or twice as many as petals, 

 or fewer. Ovar>^ superior, or partially immersed in the disk, divided into 

 pelJs with axile placentas, or the carpels distinct. 



(Stamens indefinite in a very few exceptional species. Ovary inferior or enclosed in the 

 talyx-tube in most HhamnetB ; 1-celled in some Olacineiv^ 



r 



Alliance VII. Geraniales,— i);^>& vitJdn the stamens, or conflnenf with the 

 mmmal tube, or reduced to glands, or obsolete, Gynf^cium lobcd or apocarpous, or 

 sometimes entire. Ovules usually 1 or 2 in each cell, 1 or both pendulous with a ventral 

 raplie. 



XXIV. LiNE^. Herbs or shrubs, with undivided alternate leaves. Stipules oft^eu pre- 

 sent. Disk small, glandular, or none* Ovary entire. Ovules usually 2 in each cell. Al- 

 bumen fleshy, rarely wanting. . . , 



AXV. jMalpighiace^. Woody climbers (rarely trees or shrubs), with opposite (rarely 

 alternate) leaves. Stipules present. Two glands on the outside of some or all the calyx- 

 lobes (wanting in (he Australian genera). Disk not large. Gyncrcium lobed or apocarpous. 



YvTTT^^^'***-^ i" each cell. No albumen. < . * i 



AXV I. Zygophtlle^. Herbs or shrubs, usually articulate or succulent, without glan- 



ouiar dots. Leaves 2-foiiolate or pinnate, rarely simple. Stipules present. Disk fleshy. 



^vary angular or lobed. Ovules 2 or more in each cell Albumen fleshy or none. 

 aXMI. Geraxiace*. Herbs or shrubs, articulate or not. with toothed, divided, or 



compound leaves without glandular dots. Stipules usually present. Disk reduced to 5 



gJands or obsolete. Ovary angular or lobed. Ovules I, 2, or rarely more in each ccJt 

 ^'^'^en none or rarely fleshy, , . , 



aXMII. Rutack.e. frees or shrubs, very rarely herbs, with compound or rarely smipie 

 toves, always marked with pellucid glandular dots. No stipules. Disk withm the btamcns. 



■ I ^ the styles connate or gynce- 



flcshv or none. 



B 2 



-vXMlI. RuTACK.E. frees or shrubs, very rarely herbs, ? 



leaves, always marked with pellucid glandular dots. No stipu 



.^^'^ rarely entire, usuallv lobed or the carpels distinct, with 



^'^m entirely apocarpovis. ' Ovules 2 in each cell. Albumen ' 



