Stylidium.'] 
XL. STYLJDIE.*. 
169 
S. spathulatum, Br., introduced into A. Cunningham’s and other catalogues, is an Aus- 
tralian plant. 
Order XLI. CAMPANULACE-ffi. 
{Including Lobeliace.® and Goodeniacead.) 
Herbs, rarely shrubs. Leaves alternate, exstipulate, entire, rarely pin- 
natifid. Inflorescence various. — Calyx-tube adnate with the ovary; lobes 5, 
rarely 2-10, persistent on the fruit. Corolla regular or irregular, usually tu- 
bular or campanulate, 5-lobed, often 2-lipped, and split to the base posteriorly ; 
lobes valvate or induplicate. Stamens 5, epigynous, rarely epipetalous; an- 
thers free or united. Ovary inferior, 2-5-celled ; style simple, often hairy at the 
top, 2-5 -cleft, or with 2-5 stigmas, the latter sometimes surrounded with a 
cup, or ring of hairs ; ovules few or many. Fruit a capsule berry or drupe. 
Seeds few or many ; albumen fleshy ; embryo straight. 
A very large Natural Order, found in all parts of the world, but of which the tribe 
Goodeniacea is chiefly confined to Australia and the islands of the tropical and southern 
oceans. 
1. Campanulace^e.— Corolla campanulate, regular. Stamens free . 1. Wahlenbergia. 
2. LobeliacE/E. — Corolla 2-lipped, split to the base posteriorly. 
Anthers united. 
Tall. Leaves large. Flower racemed. Berry indehiscent . . 2. Colensoa. 
Erect. Flowers axillary. Capsule coriaceous, 3-valved at the top 3. Lobelia. 
Creeping. Flowers axillary. Berry indehiscent 4. Pkatia. 
3. Goodeniace/B. — Corolla 1-2-lipped, posteriorly split to the base. 
Anthers free. 
Creeping herb. Corolla-lobes valvate Berry many-seeded . . 5. Selltera. 
Suberect, rather shrubby. Corolla-lobes induplicate. Drupe 2-celled 6. SC/EVOla. 
1. WAHLENBERGIA, Schrader. 
Erect or ascending, generally slender, simple or branched herbs ; juice 
milky. Leaves alternate. Flowers terminal, regular or nearly so, drooping 
in bud, white or blue, rarely reddish.- — Calyx-lobes 3-5. Corolla campanu- 
late, 5-lobed or -partite. Stamens 5, epigynous ; filaments dilated at the base ; 
anthers free. Ovary 2-5-celled ; style simple, hairy at the top ; stigmas 
2 or 3 ; ovules numerous in each cell. Capsule ovoid or turbinate, opening at 
the top with 2-5 valves. 
A very large genus in Europe, most abundant in South Africa, also found in other parts of 
the world. 
Anuual, usually branched. Stems leafy. Corolla 5 -cleft .... 1. W. gracilis. 
Perennial, glabrous. Leaves all radical ; scape naked, 1 -flowered. Co- 
rolla 5 -cleft 2. W. saxicola. 
Short, stout. Leaves thick, with broad cartilaginous margins. Corolla 
5-partite 3. W. carlilaginea. 
1. W. gracilis, A. Rich. ; — FI. N. Z. i. 159. A very slender annual, 
branched, glabrous, hispid or pilose herb. Stem 1-24 in. high, often ascend- 
ing, angular; branches terminating in very slender, 1-flowered peduncles. 
Leaves £-2 in. long; radical spathulate, petioled, toothed; cauline sessile, 
linear-oblong, entire toothed or sinuate, acute or acuminate, rarely spathulate; 
margins cartilaginous. Flowers extremely variable in size and form. Calyx- 
