‘Colensoa. | CAMPANULACES. 397 
tips. Ovary inferior, 2-celled; ovules numerous, attached to broad 
peltate placentas; style long; stigma 2-lobed, lobes large, oblong, 
spreading. Berry globose, thinly fleshy, crowned by the persistent 
calyx-lobes, indehiscent. Seeds numerous, subglobose, tuberculate. 
A genus of a single species, endemic in the northern portion of the North 
Island. Itis very closely allied to Pratia, differing chiefly in the tall erect 
habit, in the racemose inflorescence, and in the large stigmatic lobes. 
1. C. physaloides, Hook. f. Fl. Nov. Zel. i. 157. — Stem 
flexuose, smooth, sparingly branched, 1-4 ft. high. Leaves on 
slender petioles 2-5in. long; blade 3-7in. long, ovate, acute, 
unequally doubly serrate, thin and membranous, conspicuously 
veined, glabrous or with a few sparse soft hairs. Racemes ter- 
minal, 5-15-flowered, shorter than the leaves; pedicels slender, 
bracteolate at the base. Corolla 14-2 in. long, pale-blue, pubescent. 
Berry $in. diam., bluish, coriaceous.— Handb. N.Z. Fl. 170; Bot. 
Mag. t. 6864. Lobelia physaloides, A. Cunn. Precur. n. 425; 
Faoul, Choiz, 45; Hook. Ic. Plant. t. 555, 556. 
NorrH Istanp: From the Three Kings Islands and the North Cape south- 
wards to the Bay of Islands, not common, 4. Cunningham, Colenso! &c.; Sail 
Rock (off Whangarei Harbour), Miss Shakespear! Oru. December—March. 
2. PRATIA, Gaud. 
Slender prostrate or creeping herbs, rarely ascending or erect. 
Leaves alternate, toothed. Peduncles axillary, 1-flowered. Flowers 
rather small, often unisexual. Calyx-tube adnate to the ovary, 
limb 5-partite. Corolla oblique, split to the base at the back, 
2-lipped ; upper lip 2-partite, lower lip 3-lobed, spreading. Sta- 
minal tube free from the corolla or nearly so; anthers coher- 
ing, 2 lower tipped with short bristles, 3 upper naked. Ovary 
2-celled; ovules numerous; stigma 2-lobed or emarginate. Berry 
globose or obovoid, crowned by the persistent calyx-lobes, inde- 
hiscent. Seeds numerous, minute. 
A small genus of 16 or 18 species, having its headquarters in Australia, but 
extending northwards to the Himalaya Mountains and eastwards to New Zea- 
land and temperate South America. It only differs from Lobelia in the in- 
dehiscent more or less succulent fruit. 
Stems usually long. Leaves 4-4in., orbicular or obovate, 
obtusely toothed te Bi as af 
Stems short, densely matted. Leaves ;4,-,,in., oblong, 
deeply toothed : ats 2 ae be 
Stems stout, matted. Leaves 4-4in., coarsely sharply 
toothed, coriaceous. Corolla-tube cylindrical, swollen 
below oe “fs : ae AE -- 3. P. macrodon. 
1. P. angulata, Hook. f. Fl. Antarct. i. 48.—A very variable 
slender creeping or prostrate much-branched perennial herb, gla- 
brous or rarely slightly pubescent ; stems 2-12in. long, branches 
often ascending at the tips. Leaves. shortly petiolate, 4-}in. long 
1. P. angulata. 
2. P. perpusilla. 
