25 



Ordee XVIIL TAMARISCINE^. 



Flowers bisexual, minute, rcijjular, 4-5-parte(l, spiked or ra- 

 cemose. Stamens 4-5, united at base into a ring. Ovary 1- 

 celled, with parietal placentas ; ovules many ; styles 3. — 

 Shrubs, with minute, scale-like, crowded or imbricate leaves. 



1. TAMARIX, Linn. 



Sepals 4-5, unequal, imbricated. Petals 4-5, hypogynous, 

 equal. Stamens 4-10 on the glandular margin of a fleshy, hy- 

 pogynous ring ; filaments separate at base. Styles 3. Cap- 

 sules 3- rarely 2-4-valved, many-seeded ; seeds with a terminal 

 tuft of silky hairs.— Fl. Cap. i. p. 119. 



Small shrubs, growing in deserts or in salt soils. Leaves very minute, 

 often reduced to mere scales. Flowers pink or white, conspicuous by their 

 abundance, in terminal spiked racemes. — T. articulata, Vahl, is found in 

 Namaqualand. 



Order XIX. ELATINACEiE. 



Flowers bisexual, regular. Sepals 2-5, separate. Petals 

 2-5. Stamens as many or twice as many. Ovary 2-5-celled; 

 ovules many; styles 2-5. Capsule splitting into 2-5 valves. 

 Seeds without albumen. — Small herbs or half-shrubs, growing 

 in wet places. Leaves opposite, entire or toothed, with inter- 

 petiolar membranous stipules. Flowers axillary. 



1. BERGIA, Linn. 



Sepals 5. Petals 5, hypogynous. Stamens 10, those oppo- 

 site the petals shortest, and occasionally wanting. Ovary 5- 

 celled ; styles 5 ; ovules many. Capsule 5-celled, 5-valved, 

 many-seeded. — Fl. Cap. i. p. 115 ; Thes. Cap. t. 24, 133. 

 4 South African species, dispersed through the colony. 



Order XX. HYPERICINEiE. 



Flowers bisexual, regular. Sepals 5, persistent, imbricate. 

 Petals 5, unequal-sided, spirally twisted in the bud, and often 

 black-dotted at margin. Stamens numerous, united in 3-5 

 parcels ; anthers 2-celled. Ovary imperfectly 3-5-celled ; 

 styles 3-5, spreading ; ovules many. Fruit a dry or fleshy cap- 

 sule, 1-5-celled. Seeds without albumen. — Shrubs or herbs, 

 with resinous juice. Leaves opposite, very entire, mostly pel- 

 lucid-dotted, simple, exstipulate. Flowers showy, but not 

 fra^irrant. 



