134 KEY TO SUB-CLASSES, ORDERS AND GENERA. 
VI—BERBERIDACEA— 
(I) Sepals 6 with several rows of scales outside ; petals 6, white, eglan- 
dular :—... eee .. xli-—Nandina. 
(II) Sep als 6 with 2-3 bracts in 2 rows outside ; petals ¢ 6, , yellow, with 2 
basal glands :— 205 os ... xlii—Berberis. 
VII—CAPPARIDACEAI— 
[ Anatomical features.—In species of Merua and Cadaba, the wood is interrupted 
by concentric bands of bast (phloém). | 
(1) Calyx tube lined by disk, lobes valvate : — 
(i) Leaves 3--5-foliate (digitate) with setaceous aLalG petals O ; berry 
ovoid :— dae ... xliii—Niebubria. 
(ii) Leaves simple ; : petals As berry moniliform : — ... Xliv—Meerue2. 
(II) Sepals 4, epen in bud; stamens many ; berry glohose 0: or ovoid, stalked ; 
leaves 3-foliate :— $e 500 oe xlvy—Crateva. 
(II1) Sepals 4, imbricate (or outer only valvate) : 
(i) Stamens 4-6, inserted ne. on gynophore; berry cylindric; leaves 
simple or 3-foliate:— ... cor ase ... Xlvi—Cadaba. 
(ii) Stamens many, inserted “at base of eynophore ; ; berry globose or 
ovoid; leaves simple, usually with stipulary thorns :— Ze ... Xlvii—Capparis. 
VIII—VIOLACEA — 
(1) Petals, sepals, stamens 5; capsule 3-valved ; leaves simple with distinct 
parallel tertiary nerves and rigid stipules:— ... He a ... xXlviii—Alsodeia, 
IX—CISTACEA— 
(1) Sepals 5; petals 5; stamens many ; capsule imperfectly 5—10-celled :-— 
xlix—Cistus, 
(II) Sepals 3--4; petals 5; stamens many ; capsule imperfectly 3-celled :— 
1—Helanthemum. 
X—BIXACEAI— 
(I) Flowers bisexual; petals 4-—6 :— 
(i) Leaves palmately lobed and costate ; flowers very large, golden :— 
li—Cochlos permum.- 
(ii) Leaves entire ; flowers large, pink ; petals 5, contorted in bud :— 
lii— Bixa. 
(iii) Leaves subcrenate; flowers sma!l, greenish; petals 4—6, sepaloid, 
imbricate in bud:--... oe “fs bc ... lili—Scolopia. 
D Flowers as a rule dioecious, petals Or 
(i) Ovary 2—-6-celled :— 4: ot ste oe ... liv—Flaconrtia. 
(ii) Ovary 1-celled, 2—4- ovuled:— ... a Sa ed ... ly—Xylosma. 
(iii) Ovary 1- celled, 1-ovuled :— ... lvi—Xymalos. 
(111) Flowers dioecious ; ; petals with a scale, or flat downy gland, at base: — 
(i) Sepals connate ; stamina] filaments free, many :— ... lvii—Gynocardia. 
(i1) Sepals free, 5; petals 5; stamens 15 :— lviii— Hydnocarpus. 
(ii) Sepals imbricate, 4; petals 12-16 ; stamens 60-70 :— lix—Asteriastigma. 
XI—PITTOSPORACE H— 
(1) Fruit a berry, oblong, with seeds embedded in pulp; petals spreading 
from the base; anthers linear orlonger than the filaments; leaves narrow; 
twining shrubs: ~ ry. ... Ixi—Sollya, 
(II) Fruit a dehiscent capsule ; anthers ovate or - oblong : = 
(i) Shrobs, often prickly ; petals small, spreading from base; capsule 
thin, small, flat, seeds 1--2 in each cell, flat, vertical :— si .. Ix—Bursaria. 
(ii) Trees or erect shrubs, aromatic; petals erect at base ; capsule thick 
or coriaceous, seeds many :— 
(1) Seeds thick, not winged, imbeddedin red pulp; flowers usually 
small :— ... Ilxtii—Pittosporum. 
(2) Seeds flat, horizontal, winged; flowers large, yellow : = 
lxii—Hymenosporum, 
XIT—POLYGALACEA— 
(I) Sepals 5, two interior larger, and paneless petals 38, keel crested ; 
stamens 8; capsule Joculicidal, 2-valved, 2-seeded :— aoe fed lxiv—Polygala. 
(II) Seals 5, subeyual; petals 4--5, keel not crested; stamens 8; fruit 
indehiscent, Pgeeded = ..: aor 8 eee a uy Ixy—Xanthophyllum, 
