340 XXX. BALSAMiNACE^. [Hyclroccva. 



2. HYDROCERA, Bl. 



Erect glabrous herbs. Leaves alternate, linear-lanceolate. 

 Flowers in short axillary i- to 3-flowered racemes. Sepals 5, 

 imbricate coloured, 2 outer flat, posticous shortly spurred. Petals 5, 

 anticous (outer) large, concave. vStamens 5 ; filaments short ; 

 anthers cohering. Ovary 5-celled ; ovules 2 to 3 in each cell. 

 Stigmas 5, sessile. Drupe baccate, 5-celled; cells i-seeded. Seeds 

 curved, corrugate. Species i. 



(i) H. angustifolia Bl. Bijdr. 241 ; Hook. fil. F.B.I, i. 483. 



Erect marsh plant. Stem angled. Leaves narrowed to both 

 ends, serrate, glaucous beneath, 1-5 to 6 in. long, -2 to "3 in. wide. 

 Flowers i in. across, crimson pink with yellow and white markings ; 

 spur short, curved. Drupe red juicy, globose, 75 in. through. 

 Hab. Rice-fields in or near shallow water; local, but sometimes 

 abundant. Malacca (Griffith). Pahang, along Pahang River. 

 Selangor, Telok Gadong; Port Swettenham (Burkill). Penang, 

 Pulau Betong ; BaUk Pulau. Kelantan, near Kota Bharu ; Perils, 

 Kanga. 



var. latifolia Ridl. ; H. iriflora, Wight and Arnott, Prodr. i. 140. 



Leaves 1-5 in. wide. Hab. Rare. Malacca (Griffith). Distrib. 

 India, the broad-leaved variety; Cochin-China, Siam and Java, 

 the narrow-leaved one. Native names : Inai Paya; Tampinah. 



Order XXXI. RUTACEiE. 



Trees or shrubs (rarely herbs) glandular-resinous. Leaves 

 usually imparipinnate opposite or alternate exstipulate. Flowers 

 in axillary or terminal cymes or panicles bisexual, regular. Calyx 

 4- to 5-lobed. Petals 4- to 5-valvate or imbricate. Stamens 4 or 5, 

 8 or 10, rarely more (in Citrus) ; filaments free, hypogynous ; anthers 

 2-celled opening inwards. Disc within stamens lobed, sometimes 

 cylindric. Ovary of 4 or 5 connate or free carpels; ovules usually 

 2 in a cell; styles as many, free or united. Stigmas terminal. 

 Fruit a capsule, berry or drupe, or of i to 4 cocci. Seeds usually 

 solitary in the cells, albumen fleshy or o. Species about 700, 

 whole world {King, Journ. As. Soc. Beng. Ixii. (2), p. 205). 



Triphasia trifoliolata DC. Prod. 1536. The lime-berry, a dwarf 

 spiny shrub with flowers -5 in. long and small red berries, pro- 

 bably a native of China, is often cultivated as a hedge plant or 

 for its fruit used, in preserves or for making orange brandy. 



Fruit of dehiscent cocci ; ovaries partly united. 

 Leaves opposite ; trees or shrubs not thorny. 

 Stamens 4 or 5. 



Seed globose i. Evodia 



Seed flat, winged ..... 2. Terminthodia 



