OF ORNAMENTAL EXOTIC PLANTS. 
31 
GENUS V. 
MAEIANTHUS Hugel. THE MAUIANTHUS. 
Lin. Syst. PENTANDRIA MONOGYNIA. 
Generic Character. — Sepals five, subulate, equal. Petals five, 
rather unequal, unguiculate, the claws channelled, conniving into a 
tube; limb spreading, recurved. Stamens five, rather declinate, at 
length diverging, shorter than the corolla, rather unequal in length. 
Filaments subulate, glabrous; anthers deeply sagittate, two-celled, 
emarginate at the base, fixed by the back, at length recurved ; cells 
deliiscing longitudinally. Ovarium sessile, elongated, compressed. 
Ovulae numerous, horizontal, in two series. Styles subulate ; stigma 
obsoletely emarginate. Fruit capsular, elongated, compressed, termi- 
nated by the persistent style, two-celled. Seeds somewhat globular, 
or angular, smooth. 
Description, &c. — The plants contained in this genus are all Australian. The flowers are very ornamental ; 
but only one species has been introduced. The name of Marianthus is said to allude to the Virgin Mary, because 
white is dedicated to the Virgin, and the flowers of the first species that was discovered were of the purest white. 
1.— MARIANTHUS CAIRULEO-PUNCTATUS L. K. et 0.— THE BLUE-SPOTTED MARIANTHUS. 
Synonyme. — C ampylanthera elegans Jlort. 1 Paxton’s Mag. of Bot., vol. viii., p. 247; and onr fig. 1, in PI. 9. 
Engravings. — Ladies’ Mag. of Gard., PI. 7 ; Bot. Mag., t. 3893 ; 1 Specific Character. — Leaves entire, simple. Cymes many-flowered. 
Description, &c. — A very ornamental climbing plant, common in the nurseries under the name of 
Campylanthera elegans. It is a greenhouse plant in this countiy, and it was first raised from seeds received in 
1839 from the Swan River Settlement in Austi’alia. It is also found on the Darling Mountains. 
OTHER SPECIES OF MARIANTHUS. 
M. CANDIDUS Hugel. 
This plant, which is found among rocks at the Swan River, has white flowers arranged in long-stalked 
repeatedly di- or trichotomous terminal cymes. It does not appear to have been yet introduced into Great Britain. 
M. PICTUS Undl. 
This plant has long, smooth, deep brown branches, which are very much divided, and oblong leaves, some of 
which are serrated, with terminal few-flowered cymes of white flowers striped with purple. 
GENUS VI. 
PRONAYA Benth. THE PRONAYA. 
Lm. Syst. PENTANDRIA MONOGYNIA. 
Generic Character. — Sepals five, acuminate. Petals five, sharply acuminate, spreading, sometimes unguiculate. Anthers free, linear, 
spirally curved. Ovarium oblong, hairy, two-celled, pulpy. 
Description, &c. — Climbing shrubs, with oblong leaves, and terminal corymbose flowers. There are three 
species Imown of this genus, aU of which are decidedly ornamental, but only one has been introduced. The 
name is given in honour of Baron Pronay, a Hungarian nobleman. The genus has also been called 
Campylanthera and Spiranthera. 
