236 99- MYROTHAMNACEAE — 100. BRUNIACEAE 



FAMILY 99. MYROTHAMNACEAE 



Balsamifcrous shrubs. Leaves opposite, folded fan-like, undivided, stipulate. 

 Flowers in spikes, dioecious, without a perianth. Stamens 3 — 8 ; connective 

 produced into a point ; anthers attached at the base, opening by lateral shts ; 

 pollen -grains cohering in groups of four. Ovary lobed, 3 — 4-celled. Ovules 

 numerous, inverted. Styles 3 — 4, free, short and thick, with broadened 

 stigmas. Fruit capsular or separating into 2 — 4 nutlets. Seeds with copious 

 albumen. (Under HAMAMELIDEAE or SAXIFRAGACEAE.) 



Genus i, species 2. Tropical and South Africa. The resin is used as a 

 fumigant and in medicine. (Including Myosurandra Baill.) 



Myrothamnus Welw. 



FAMILY 100. BRUNIACEAE 



Undershrubs or shrubs. Leaves alternate, small, undivided, without 

 stipules, rarely (Staavia) with gland-like stipules. Flowers in heads, more 

 rarely in spikes or racemes or solitary, hermaphrodite, 5-merous, very rarely 

 4-merous. Calyx with imbricate or open aestivation. Petals free or united 

 below, imbricate in bud. Stamens as many as and alternate with the petals. 

 Anthers opening inwards by longitudinal slits. Ovary inferior or half-inferior, 

 rarely [Loncho stoma) almost superior, i — 3-celled. Ovules i — 4 in each cell, 

 pendulous, inverted. Style i — 3. Fruit a capsule or nut. Seeds with a 

 copious albumen and a minute embryo next the hilum. • — Genera 12, species 55. 

 South Africa. (Plate 63.) 



1. Anthers linear or oblong, with parallel, wholly adnate cells. Petals clawed, 



the claw without distinct glands. Ovary an:l receptacle (calyx-tube) 

 glabrous. Style i, witii 2 — 3 punctiform stigmas. [Tribe AUDOUINI- 



EAE.] 2 



Anthers sagittate or cordate, with partly free and divergent cells. [Tribe 

 BRUNIEAE.] 4 



2. Ovary 3-celled. Ovules 6. Stigmas 3. Connective prolonged beyond 



the anther-cells, strap-shaped. Receptacle obconical. Petals red. 

 Flowers in head-like spikes. Bracteoles 7 — 10. ■ — Species i. Cape 



Colony Audouinia Brongn. 



Ovary 2-called or later on i-celled. Ovules 4 or 8. Stigmas 2. Con- 

 nective not prolonged. Fruit a i -seeded nut. Flowers solitary or in 

 racemes 3 



3. Ovary inferior. Receptacle obconical or cupular. Sepals hairy, deciduous. 



Petals lanceolate. Flowers solitary. ■ — Species 5. South Africa. 



Thamnea Soland. 



Ovary half-inferior. Ovules 4. Receptacle globular -urceolate. Sepals 



glabrous, persisting in fruit. Petals obovate, white. Flowers in 



racemes. Bracteoles 6. — Species i. Cape Colony Tittmannia Brongn. 



