444 LOGANIACER. [Gemostoma. 
style simple ; stigma capitate or oblong; ovules numerous in each 
cell. Capsule globose or oblong, septicidally 2-valved; valves 
separating from the consolidated placentas and axis. Seeds nu- 
merous, small, enveloped by the persistent placentas. 
Species about 20, ranging from Madagascar, Mauritius, and the Malay 
Archipelago to Australia, the Pacific islands, and New Zealand. The single 
species found in New Zealand is endemic. 
1. G. ligustrifolium, A. Cunn. Precur. n. 401.—A periectly 
glabrous much-branched shrub 4-12ft. high; branches slender, 
terete. Leaves 14-3in. long, ovate or elliptic-ovate, acuminate, 
shortly petiolate, membranous, quite entire, paler beneath, veins 
conspicuous. Flowers in short axillary corymbs or fascicles, $4 in. 
diam., greenish-white; pedicels bracteolate. Calyx-lobes ovate, 
acuminate, ciliolate. Corolla rotate-campanulate ; tube short ; 
lobes spreading or reflexed, bearded within. Ovary subglobose ; 
style very short; stigma 2-lobed. Capsule +in. diam., subglobose, 
mucronate, splitting into 2 boat-shaped valves. Seeds numerous ; 
testa brown, pitted.—Hook. Ic. Plant. t. 480; Raoul, Choi, 44; 
Hook. f. Fl. Nov. Zel. i. 177; Handb. N.Z. Fl. 189. G. rupesire, 
A. hich. Fl. Nowy. Zel. 207 (not of Forst.). 
Var. major, Cheesem.—Leaves larger, 24-5 in. long. 
Var. crassum, Cheesem. in Trans. N.Z. Inst. xxix. (1897) 392.—Leaves 
smaller and broader, 3-%in. long by 4-2in. broad, broadly ovate or orbicular- 
ovate, subacute, rather thick and fleshy when fresh. 
NortuH Isnanp: Abundant in lowland situations from the North Cape to 
Cook Strait. SoutH IstaAnp: Marlborough, Buchanan. Hangehange. 
September-November. Var. major: Three Kings Islands, abundant, 7. F. C. 
Var. crassum: Cliffs near the North Cape, rare, 7. F. C. 
Orver L. GENTIANEA. 
Annual or perennial herbs, rarely shrubs, usually glabrous and 
bitter. Leaves opposite, rarely alternate or whorled, nearly always 
simple and entire ; stipules wanting. Flowers regular, hermaphrodite, 
solitary or cymose. Calyx inferior, 4—5-lobed or -partite, lobes im- 
bricate. Corolla gamopetalous, hypogynous, 4—d-lobed or -partite, 
lobes twisted to the right (valvate in Liparophyllum). Stamens 4-0, 
inserted on the throat or tube of the corolla and alternate with its 
lobes; filaments filiform or dilated at the base; anthers 2-celled, 
introrse. Ovary superior, 1-celled, or 2-celled by the meeting of 2 
intruded parietal placentas; style single, short or long; stigma 
entire or 2-lobed or 2-lamellate; ovules numerous in each eell. 
Fruit a 1- or 2-celled capsule with septicidal dehiscence, rarely 
fleshy or indehiscent. Seeds numerous, small; albumen copious, 
fleshy ; embryo minute. 
