Ludwigia.] lxi. onagrace^. 829 



wide. Sepals 4, lanceolate. Petals very small, yellow elliptic. 

 Stamens 4. Capsule short, pedicelled, cylindric, narrowed at the 

 base, -25 in. long, -i in. wide. Seeds in many rows in the cells, 

 ellipsoid, polished light brown. Hah. Ditches, Selangor, Ginting 

 Bidai. Perak, Matang (Wray) ; Terutau (Robinson). Distrib. 

 Tropical Asia to Australia. 



(2) L. prostrata Roxh. Hort. Beng. 11; Fl. Ind. i. 420; Clarke, 

 I.e. ii. 588; King, I.e. 13. 



Glabrous herb, erect branched (occasionally decumbent) 8 to 

 20 in. long. Leaves lanceolate, narrowed to both ends, thin i to 

 4 in. long, -25 to -5 in. wide. Flowers sessile, several together in 

 leaf axils. Sepals 4, lanceolate. Petals very 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 Jussicsa suffniticosa 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 Jussicea suffruiicosa. 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 o. Stamens i 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 I ; stamens 8 to 10 alternating with staminodes . i. Case aria 



Styles 3 ; stamens 8 to 10 alternating with hairy scales . 2. Osmelia 



Petals 5 to 10; stamens i 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 o. 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 eUipsoid, yellow, 3- or 2-valved. Seeds many, angular 



