Classification of Plants 337 



Mojtly slender shrubs with very tough bark and heath-like 

 leaves. The flowers are arranged in heads, umbels, racemes, 

 or leafy spikes. Honey may be found at the base of the tube 

 by long-tongued insects. Phloem is formed internal to xylem. 



A. Calyx without scales or glands. 



B. Flowers in stalked umbels 4-5-parted. Anthers within the tube. 

 Peddiea. — A glabrous shrub with obos'ate shining leaves, 

 found in Natal. 

 BB. Flowers in heads or spikes, or in the axils of the leaves. 

 C. Anthers concealed within the tube on short filaments. 



Arthrosolen.' — Flowers in heads or axillary. Leaves sessile. 

 CC. Anthers on slender filaments showing above the tube. 

 D. Stamens 10. Flowers in heads. 



Dais. — Flower heads surrounded by a 4-leaved in\'olucre. 

 Leaves large, flat. Eastern district and Natal. 

 DD. Stamens S. Flowers in spikes within axils of leafy bracts. 

 Passerina. — Nut dry, with a hard shell. Leaves opposite 



and decussate. 

 Chymococca. — Berry fleshy, containing a hard seed, similar 

 to Passei'ina. Fruit a fleshy drupe. 

 AA. Calyx having scales or glands in the throat, or more or less con- 

 cealed in the tube. 

 Cryptadenia. — Stamens 8. Glands in the middle of the tube. 

 F^lowers purple or rosy, single or few. Leaves opposite. 

 \Vestern. 

 Lachnaea. — Stamens 8. Glands in the upper part of the tube, 

 partly hidden among bristles. Flowers in heads. Scales 8, 

 below the stamens. Shrubs with slender branches and opposite 

 or scattered leaves. Flowers in umbels with or without an 

 involucre (sometimes solitary). 

 Struthiola. — Glands at the top of the tube, conspicuous. Fila- 

 ments very short. Calyx 4-parted. Stamens 4. Heath-like 

 shrubs with linear leaves. 

 Gnidia. — Stamens 8-10. Glands petaloid or fleshy, 4 or 10. 

 Heath-like shrubs, with rarely broad leaves. Flowers in spikes 

 or solitary. A large genus. (Including Lasiosiphon.) 



Order Onagrace.e. 



At first one would hardly suspect the members of this 

 order found in South Africa to be the near relatives of the 

 well-known Fuchsia. But the solitary flowers agree in an 

 inferior ovary, usually 4-celled, with axile placentation and 



1 Also placed in Gnidia. 

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