XLII. LEGUMINOS^. 03 



definite, often numerous, united at base into a tube. Le- 

 gume flat, dry, membranous or papery, with their margins 

 either dehiscent or indehiscent. — Fl. Cap. ii. p. 284. 



Unarmed trees or shrubs. Leaves 2-pinnate. Flowers in heads or spikes, 

 with long, white or rosy, rarely purple, bundles of stamens. — 2 South 

 African species : one from Delagoa Bay, the other from Lake Ngami. 



82. ZYGIA, P. Br. 



Calyx tubular, 5-toothed. Corolla between funnel-shaped 

 and tubular, shortly 5-Iobed. Stamens very many, connate in 

 a tube much longer than the corolla, spirally twisted in the 

 bud, free at the summit only. — Fl. Cap. ii. p. 284. 



Slirubs or trees, with the foliage of Albizzia, from which genus this dif- 

 fers in the long staminal tube. Z. fastic/iata, E. Mey., our only species, 

 grows near Natal. 



Order XLIII. ROSACEiE. 



Calyx free or adnate with the ovary, open or closed, its 

 limb mostly regular, 3-4-5-parted (or of twice as many parts, 

 in two rows). Petals 3-5 or 0, inserted in the throat of the 

 calyx. Stamens inserted with the petals, indefinite or rarely 

 definite ; filaments filiform, free. Ovary of one or more, often 

 many separate carpels (except in Grielum) ; carpels 1-, 2- or 

 many-ovuled. Styles 1 to each carpel, terminal or lateral. 

 Pruit various. Seeds without albumen. — A large and varied 

 Order, chiefly of the north temperate zone. Leaves alternate, 

 pinnate or digitate, or cleft or parted, rarely simple. Stipules 

 mostly attached to the base of the petiole. 



Tribe 1. Chrtsobalane^. Calyx tubular or bell-shaped. Carpel soli- 

 tary, 1-2-celled, mostly attached to one side of the calyx-tube ; ovules 1-2, 

 erect. Style lateral or basal. Fruit a drujje. 



1. Parinarium. (A dwarf shrub, with oblong, obtuse, simple leaves, 

 wliite-woolly beneath ; flowers small, corymbose.) 



Tribe 2. Dryade^. Calyx open. Carpels many, 1-ovuled, free, crowded 

 on a convex or columnar receptacle. 



* Shrubs ; calyx 6-parted ; fruit juicy. 



2. Ruhus. (The Bramble or Blackberry.) 



** Herbs ; calyx 10-cleft in ttvo rows ; fruit dry. 



3. Potentilla. Receptacle conical. Carpels without tails. 



4. Geum. Receptacle columnar. Carpels with long, twisted tails. 



Tribe 3. Sanguisorbe^. Calyx-tube turbinate or pitcher-shaped, con- 

 tracted in tlie throat. Carpels 1-4, 1-ovuled, free, concealed within the 

 persistent calyx-tube. 



* Flotvers tvith jjetals, yellotv. 



5. Leucosidea. Calyx-tube unarmed, limb 10-partod, in two rows. 



6. Agrimonia. Calyx-tube armed with liooked bristles ; limb 5-paried. 

 • 



