544 224- CAMPANULACEAE — 225- GOODENIACEAE — 220. COMPOSITAE 



22. Stigma-lobes 2 — 10, narrow 23 



Stigma-lobes 2 — 3, broad, sometimes very small 24 



23. Petals free or nearly so, narrow. — Species 50. Southern and tropical 



Africa. (Plate 149.) Lightfootia L'Her. 



Petals obviously united below, or broad. — Species 80. Some of them 

 serve as ornamental plants. (Including Cervicina Del.) 



Wahlenbergia Schrad. 



24. Petals free or nearly so, narrow, blue. Herbs. — Species 6. Central and 



South-west Africa Cephalostigma A. DC. 



Petals obviously united below 25 



25. Corolla bell-shaped, deeply cleft, yellow. Style equalHng the corolla. 



Fruit opening at the top and laterally. Seeds numerous. Stem woody. 

 Species i. Mascarene Islands. (Under Wahlenbergia Schrad.) 



Heterochaenia A. DC. 

 Corolla narrowly funnel-shaped, shortly lobed. Style much exceeding the 

 corolla. Fruit opening at the top only. Seeds about ten. Stem 

 herbaceous. — Species i. Morocco. (Under Trachelium L.) 



Feeria Buser 



FAMILY 225. GOODENIACEAE 



Shrubs or trees Juice not milky. Leaves alternate, undivided, without 

 stipules. Flowers in axillary cymes, irregular, hermaphrodite. Calj^x truncate 

 or 5-toothed. Corolla 5-lobed, slit open behind, with folded aestivation. 

 Stamens 5, alternating with the corolla-lobes, free from the corolla. Anthers 

 free, turned inwards. Ovary inferior, 2-celled. Ovules solitary in each cell, 

 erect. Stjde simple. Stigma capitate, surrounded by a fringed cup. Fruit a 

 drupe. Seeds with fleshy albumen ; embryo straight. 



Genus i, species 2. Tropical and South Africa. They yield wood for 

 carpenters' work, pith used in the manufacture of paper, vegetables, 

 and medicaments Scaevola L. 



FAMILY 226. COMPOSITAE 



Leaves simple and exstipulate, but sometimes dissected or provided with 

 stipule-hke auricles. Flowers seated upon a dilated or elevated receptacle 

 and arranged in sometimes spike-like or one flowered heads which are surrounded 

 by an involucre. Heads either containing only hermaphrodite flowers, several 

 of which are sometimes sterile (male), or consisting of hermaphrodite or male 

 central (disc-) flowers and female or neuter marginal (ray-) flowers, more 

 rarely heads unisexual or reduced to a single flower. Calyx-limb (pappus) 

 formed of sometimes connate scales or hairs, fully developed only in fruit, 

 or wanting. Corolla of united petals, in the hermaphrodite and male flowers 

 3 — 5-lobed with valvate aestivation, regular (tube-, funnel-, or bell-shaped) 

 or 2-lipped or i-lipped (strap-shaped), in the female flowers sometimes 

 wanting. Stamens as many as the corolla-lobes and alternate with them, 

 inserted in the corolla-tube. Anthers connate, rarely free, opening inwards by 



