SAMYDACEJ3. 
103 
Petals none ; ovary free 1. Casearia. 
Petals present ; ovary half inferior 2. Homalium. 
1. CASEARIA, Jacq. 
Calyx-tube very short; lobes 5, round, imbricated. Petals none. 
Stamens 10, united in a short tube, alternating with square truncate sta- 
minodes. Ovary free, ampullselorm, narrowed gradually into a short 
style ; stigma three-lobed ; placentation parietal ; ovules numerous. 
Fruit subbaccate, with many small seeds. — Trees or shrubs with alter- 
nate simple leaves and small flowers in axillary cymes. Distrib. 
Round the world in the tropics. Species 80. 
1. C. fragilis, Vent. ; DC. Prod. ii. 50. A shrub 6-8 feet high, 
glabrous in all its parts, with rugose lenticellate branchlets. Leaves 
petioled, alternate, oblong or obovate, subcoriaceous, penninerved, 2-4 
in. long, obtuse or subacute, cuneate or rather rounded at the base. 
Flowers 3-6 from the swollen nodes ; pedicels as long or longer than 
the calyx. Calyx |in. long, persistent. Stamens and staminodes 
included, the latter shortly ciliated. Fruit oblong-lanceolate, an inch 
long, pointed. C. fasciculata, Bojer , Hort. Maur , 71. 
Mauritius, woods of the Pouce, Grand Bassin, Nouvefle Decouverte, etc. Leaves 
vary from to 4 times as long as broad. C. fasciculata , Bojer, is a form with very 
obtuse obovate leaves. Also Bourbon. Bois Callant. Bois Maigre. 
2. HOMALIUM, Jacq. 
Calyx-tube obconic, adnate to the base of the ovary ; teeth 8-12> 
linear. Petals inserted at the throat of the calyx, the same shape and 
number as the sepals. Stamens inserted with the petals, in § BlacJc- 
wellia one opposite each ; filaments filiform, pilose ; anthers small, 
globose. Ovary 1-celled, half inferior ; placentation parietal. Styles 5, 
slender, spreading ; ovules about 4 to each placenta. Fruit capsular, 
opening at the top. — Trees or shrubs with alternate petioled leaves, the 
flowers minute, pilose, in simple or panicled racemes. Distrib. Round 
the world in the tropics. Species 30. 
1. H. paniculatum, Benth. in Journ. Linn. Soc. iv. 34. A tree with 
all parts except the flower glabrous. Leaves distinctly petioled, broad 
oblong, glaucous, subcoriaceous, distinctly penninerved, subentire or inci- 
so-crenate, 3-4 in. long, rounded at the base. Flowers whitish, in copious 
fascicled racemes or panicles from the nodes of old leafless branches ; 
pedicels very short. Calyx £ in. long ; the petals, sepals, stamens, 
and ovary densely ciliated ; the stamens and styles rather exserted. 
Placentas and styles 5. Blackwellia integrifolia and paniculata, Lam. ; 
DC. Prod. ii. 54. B. glauca, Vent. Choix. t. 55. 
Mauritius, frequent through the island in shaded woods. Endemic. Bois de 
Source des hauts. Bois a dcorce blanche. 
