42 
■ t,> 
MERRILL. 
22. BAUHINIA Linn. 
Fertile stamens 10. 
Leaves more or less cleft, or at least retuse, or of two entirely distinct leaflets. 
Leaflets entirely distinct; an erect or subscandent shrub 1. B. binata 
Leaflets connate; erect trees or shrubs. 
Flowers small, in many -flowered racemes ; calyx with a short tube and a 
spathaceous, 5-cleft limb; leaves broader than long, glaucous beneath, 
only slightly cleft § piliostigma 2. B. malabarica 
Flowers large, showy; leaves deeply cleft, not glaucous beneath, longer 
than broad § pauletia. 
Lobes of the leaves rounded; flowers solitary or in axillary pairs; pods 
puberulous, not ribbed along the upper suture 3. B. tomentosa 
Lobes of the leaves acute; flowers pure white, racemose; pods glabrous, 
ribbed along each side of the upper suture——... 4. B. acuminata 
Leaves entire, acuminate, not at all cleft or divided; pod large, dehiscent, with 
about two large seeds W..j..,. 5. B. dolichocalyx 
Fertile stamens 3; scandent shrubs § phaneba. 
Leaves entire, acuminate .ur...... .' 6. B. leptopus 
Leaves cleft. 
All parts of the flower glabrous except the ovary and style.... 7. B. subglabra 
Calyx-tubes and lobes pubescent. 
Calyx-limb in bud elliptic or ovate, about 5 mm long; tube very slender, 
short. 
Lobes of the leaves strongly divaricate, strongly acuminate, the leaves 
about 15 cm long LA. 8. B. whitfordii 
Lobes of the leaves somewhat obtusely acuminate, overlapping, the 
lower surface with scattered, appressed,. short hairs, ultimately gla- 
brous or nearly so 9. B. cumingiana 
Lobes , of the leaves rounded, the lower surface densely and softly pubes- 
cent,' at least on the nerves, with rather long, reddish-brown hairs. 
10. B. nymphaeifolia 
Calyx-limb in bud oblong, 1 to 2 cm long, the tube thickened. 
Petals 2.5 cm long or less. 
Leaves ample, wider than long, up to 16 cm in width, beneath softly 
ferruginous-pubescent, especially on the nerves, with long, soft, 
hairs; lobes broad, rounded; nerves 11 11. B. perkinsae 
Leaves longer than wide, not exceeding 8 cm in length, glabrous or 
subglabrous. 
Petals about 2.5 cm long. 
Leayes 9- to 11-nerved.. A,,.‘ 12. B. ahemiana 
Leaves 13- to 15-nerved ■. 13. B. antipolana 
Petals 1.2 cm long or less. 
Lobes rounded; nerves 9; branches and inflorescence densely pu- 
bescent with long ferruginous hairs ; racemes dense, the pedi- 
cels about 1 cm long 14. B. merrilliana 
Lobes acute ; nerves 9 to 11; branches and inflorescence pubescent 
with short appressed hairs; racemes lax; pedicels 2 cm long. 
15. B. pinchotiana 
Petals 3.5 to 4 cm long | 16. B. warburgiana 
Fertile stamen one only § Casparia 17. B. monandra 
