310 Materials for a Flora of the Malayan Peninsula. 



the siyles equal in number to the cells, simple or finely lobed ; ovules 

 4, (1 in Hippurus) jDendulous. Fruit small, dry or drupaceous, with 

 cells as in the ovary, indehiscent, or separating into its component 

 carpels. Seeds 4 or 1. Distrjb. ; about 80 species, cosmopolitan. 



Terrestrial; fruit 1 -celled, 1 -seeded... .-- . 1. Haloragis. 



Aquatic (floating); fruit separating into its component 



carpels ... ... .., ... ... 2. MYRiorHYLLUM. 



1. Haloragis, Forst. 



Branching herbs. Leaves opposite, tlie upper sometimes alternate, 

 toothed, rigid. Flowers minute, nearly sessile in the axils of bracts, 

 spicate or racemose, partially unisexual or hermaphrodite. Calyx-tuhe 

 4-8-ribbed ; lobes 4, erect, persistent, acute, valvate. Petals 4, coria- 

 ceous, often wanting in the $ . Stamens 8, epigynous. Ovary 2- or 

 4-celled, with 4 pendulous ovules ; stigmas 4 (in the females at least), 

 sessile, feathery. Fruit a dry, 2-4-celled, 2-4-seeded nut ; but in the 

 following species by abortion 1-celled, l-seeded. Distrib. Species 40 ; 

 IST. Asia, Australia. 



Haloragis micrantha, R. Brown in Flinders Voy. II, 550. A 

 branching glabrous herb. Leaves opposite, ovate, acute, denticulate ; 

 the petioles very sliort, diminishing in size towards the inflorescence. 

 Flowers about 05 in., on pedicels shorter tlian themselves, in terminal 

 panicle-like racemes. /S^ep'^Zs triangular, much smaller than the petals. 

 i<'n«'i shining, 8-ribbed, about '05 in. long, 1-celled, l-seeded. Clarke 

 in Hook. Flor. Br. Ind. II, 430 ; Benth. Fl. Austral. II, 482. E. tenella, 

 Brongn. in Duperr. Voy. t. 68. Gonocarpus micrantlius, Thunb. Fl. Jap. 

 t. 15 ; DC. Prodr. Ill, QQ. Goniocarpus micranthus, Koen. & Sims Ann. 

 Bot. I, 546, t. J2. 



At elevations of about 5000 feet on the Perak Central Bange ? 

 Distrib. Malaya, China, Australia and New Zealand. Khasia moun- 

 tains ; at elevations of from 5000-7000 feet. 



I include this as a Perak plant with some hesitation. Scortecbini's specimens 

 are not now in the Calcutta Herbarium, althongh his field note is. 



2. Myriophtllum, Linn. 



Glabrous, aquatic herbs. Leaves dentate-serrate or pectinate- 

 pinnatifid, or entire, often whorled. Flmuers small, sessile or nearly so, 

 in the axils of floral leaves or in nearly naked spikes ; monoecious or 

 liermaphrodite. Male ; calyx-tube short, limb 2-4-fid or ; petals 2-4 ; 

 stamens 2-8. Female ; calyx-tube deeply 4-furrowed, limb or of 4 

 minute lobes ; petals minute or ; ovary inferior, 4- or 2-celled ; styles 

 2 or 4, short, usually recurved, the stigmas plumose ; ovules solitary 



310 



