LXI. ON AG RACEME. 
Ludwigia.} 
829 
wide. Sepals 4, lanceolate. Petals very small, yellow elliptic. 
Stamens 4. Capsule short, pedieelled, cylindric, narrowed at the 
base, -25 in. long, -i in. wide. Seeds in many rows in the cells, 
ellipsoid, polished light brown. Hab. Ditches, Selangor, Ginting 
Bidai. Perak, Matang (Wray); Terutau (Robinson). Distrib. 
Tropical Asia to Australia. 
(2) L. prostrata Roxb. Hort. Beng. 11; FI. Ind . i. 420; Clarke, 
lx. ii. 588; King , lx. 13. 
Glabrous herb, erect branched (occasionally decumbent) 8 to 
20 in. long. Leaves lanceolate, narrowed to both ends, thin 1 to 
4 in. long, *25 to *5 in. wide. Flowers sessile, several together in 
leaf axils. Sepals 4, lanceolate. Petals veiy small, lanceolate 
acute. Capsule very slender cylindric, nearly sessile *5 in. long, 
•05 in. through. Seeds dark red in one row in a cell. Hab. 
Common in ditches, Singapore, Tanglin. Johor, Scudai River. 
Pahang, Kwantan (Foxworthy); Pekan. Selangor, Batu Tiga 
(Goodenough); Perak, Tanjong Rambutan (Curtis); Tanjong 
Malim. Penang, Batu Feringhi (Curtis). Tringganu, Bundi 
(Rostado). Kelantan, Kota Bharu. Distrib. Indo-Malaya, Japan. 
This at first sight closely resembles Jussiesa suffruticosa Linn., but it 
has more than one flower in the axil, more slender fruit and only 4 stamens. 
Ludwigia perennis Linn., is either this plant or his Jussiesa suffruticosa. It 
does not seem possible to say which. 
Order LXII. SAMYDACEiE. 
Shrubs or small trees. Leaves alternate, sometimes serrate. 
Flowers rather small in clusters or racemes. Calyx inferior. 
Petals 5 to 10 or 0. Stamens 1 to 7 with alternating staminodes 
or glands. Ovary inferior, free or half superior i-celled, many 
ovuled. Fruit fleshy or coriaceous, 2- to 5-valved. Species about 
300, all tropics. 
Petals o. 
Style 1 ; stamens 8 to 10 alternating with staminodes . 1. Casearia 
Styles 3 ; stamens 8 to 10 alternating with hairy scales . 2. Osmelia 
Petals 5 to 10; stamens 1 to 7 alternating with glands . 3. Homalium 
1. CASEARIA, Jacq. 
Shrubs or small trees. Leaves alternate distichous, occasion¬ 
ally serrate. Flowers small in axillary clusters, greenish yellow; 
pedicels short surrounded by small scales. Calyx inferior, 4- to 
5-lobed, lobes imbricate. Petals 0. Stamens twice the number of 
calyx-lobes, united in a tube with alternating staminodes, hypo- 
gynous (sometimes nearly free). Ovary free, ovoid, i-celled; 
ovules many; style simple. Stigma capitate or trifid. Fruit 
globose or ellipsoid, yellow, 3- or 2-vaIved. Seeds many, angular 
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