SAXIFRAGACEJZ. 457 



in racemes or spikes sometimes short capituliform terminal {Mada- 

 gascar). See p. 389. 



95. Trichocladus Pers. — Flowers poly gam o-dicecious or monoe- 

 cious ; receptacle shortly obconical. Calyx 4, 5-partite, valvate. 

 Petals 4, 5, linear-spathulate, valvate or 0. Stamens 5, inserted 

 with alternate petals on edge of receptacle ; filaments subfusiform 

 short ; anthers basifixed, sometimes mucronate, valvicidal. Germen 

 adnate at base to receptacle, in great part free ; ovules of Hamamelis; 

 styles 2, subulate, simple at stigmatose apex. Capsule (of Hamamelis) 

 to a great extent superior. — Shrubs stellately tomentose or ferru- 

 ginous- villous ; leaves alternate and opposite, ovate, oblong or 

 cordate, entire persistent ; stipules inconspicuous ; flowers terminal 

 capitate (South Africa). See p. 390. 



96. Eustigma Gardn. & Champ. — Receptacle concave subovoid ; 

 catyx 5-partite imbricate, and petals alternate very small scale- 

 shaped cuneate-2-lobed, geniculate at thickened base, inserted in 

 mouth of receptacle. Stamens 5, perigynous with alternate petals ; 

 filaments very short broad j anthers dehiscent by scarcely equal 

 valves loosened from middle. Germen in great part adnate to 

 receptacle; cells 2, and ovules of Hamamelis ; styles thick exerted, 

 articulate at attenuated base, much dilated and lobulate at stigmatose 

 apex. Capsule half-superior, obovoid, woody, 2-valved ; 2-fid ; 

 endocarp horny, 2-valved, seeds...? — A small glabrous tree ; leaves 

 alternate persistent oblong-acuminate, entire or subserrate, cori- 

 aceous ; stipules small, caducous ; flowers (small) 3-bracteate, in 

 short few-flowered racemes (Hongkong). See p. 390. 



97. Tetrathyrium Benth. — Flowers apetalous; receptacle con- 

 cave. Calyx 5-merous, perigynous valvate. Stamens 5 ; filaments 

 filiform ; cells of basifixed anthers dehiscent by 2 subequal valves, 

 loosened from middle ; connective long-produced subulate. Disk 

 annular, sub-10-lobate, downy. Germen half-superior, 2-celled, 

 obtusely 2-fid; styles 2, long-discrete, capitellate at stigmatose apex. 

 Fruit nearly of Hamamelis. — A glabrous shrub ; leaves alternate 

 coriaceous ovate-oblong cordate at base, coriaceous minutely gland- 

 ular-dentate, persistent ; flowers densely capitate ; capitula axil. 



