XLII. LEGUMINOSAE. 93 tie 
definite, often numerous, united at base into a tube. Le- 
gume flat, dry, membranous or papery, with their margins 
either dehiscent or indehiscent.—FI. Cap. i. 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-lobed. Stamens very many, connate in 
a tube much longer than the corolla, spirally twisted in the 
bud, free at the summit only.—F7. Cap. 11. p. 284. 
Shrubs or trees, with the foliage of A/bizzia, from which genus this dif- 
fers in the long staminal tube. Z. fastigiata, EH. Mey., our only species, 
grows near Natal. 
Orper XLIII. ROSACEA. — 
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. 
Fruit 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. CHRYsOBALANE®. 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 drupe. 
1. Parinarium. (A dwarf shrub, with oblong, obtuse, simple leaves, 
white-woolly beneath ; flowers small, corymbose.) 
Tribe 2, DryapE®. Calyx open. Carpels many, 1-ovuled, free, crowded 
on a convex or columnar receptacle. 
* Shrubs ; calyx 5-parted ; fruit juicy. 
2. Rubus. (The Bramble or Blackberry.) ~ 
** Herbs ; calyx 10-cleft in two rows ; fruit dry. 
5. Potentilla. Receptacle conical. Carpels without tails. 
4. Gewm. Receptacle columnar. Carpels with long, twisted tails. 
Tribe 3. SanauisorBEm. Calyx-tube turbinate or pitcher-shaped, con- 
tracted in the throat. Carpels 1-4, 1-ovuled, free, concealed within the 
persistent calyx-tube. 
* Flowers with petals, yellow. 
5. Leucosidea, Calyx-tube unarmed, limb 10-parted, in two rows. 
6. Agrimonia. Calyx-tube armed with hooked bristles ; limb 5-parted. 
