Oxalis.] 
GEBANI ACEiE . 
37 
* O. corymbosa, DC. Prod. i. 696 (0. Martiana, Zucc. ; Bot. Mag. t. 
3938; O. bipunctata, Graham in Bot. Mag. t. 2781), a native of South 
America, is cultivated in gardens and established in Mauritius by road- 
sides near Moka and Plaines Wilhems, and was gathered by Mr. Balfour 
in Rodriguez. It is acaulescent, with a tuberous root with brown mem- 
branous coats, pilose peduncles and petioles £-1 foot long, three sessile 
leaflets 1-1^ inch broad deeply obcordate at the apex cuneate at the 
* base, 10-20 flowers in a lax corymb, sepals lanceolate under i inch long, 
red petals three times as long as the calyx and an oblong raany-seeded 
downy capsule. Alleluia ctjleurs roses. 
1. O. corniculata, Linn. ; LG. Prod. i. 692. A much-branched 
caulescent annual, with trailing stems, the branches, leaves and sepals 
pilose. Stipules minute, lanceolate; petioles 1-2 inches long; leaf- 
lets ternate, sessile, f- inch broad, deeply emarginate, with obtuse 
lobes. Flowers 1-4, from the axils of the leaves, on long peduncles. 
Sepals £ in. long. Petals yellow, not much longer than the sepals. Cap- 
sule cylindrical, | inch long. O. repens, Thunb. 
Mauritius, Rodriguez, and Seychelles, a common weed in cultivated ground. 
One of the commonest and most widely-spread annual weeds of tropical and tem- 
perate countries. Alleluia a Jleurs jaunes. 
2. O. sensitiva, Linn. Sp. Plant. 622. Annual. Leaves in a dense 
rosette, sessile on the ground or on a naked wiry stem, abruptly 
pinnate, the midrib ending in a bristle ; leaflets very sensitive, 6-9- 
jugate, sessile, round or oblong-rhomboid, membranous, slightly pilose. 
Flowers many, in sessile or peduncled umbels from the centre of the 
rosette ; pedicels none or very short. Sepals inch long, lanceolate- 
acuminate, ribbed. Petals yellow, twice the length of the sepals. 
Capsule oblong, included in the calyx. Biophytum sensitivum, DC. 
Prod. i. 630. 
Mauritius, on mountains of Nouvelle Decouverte, not seen of late years. Spread 
through tropics of the Old World. 
Averrhoa Carambola, Linn. ( Carambolier ) and A. Bilimbi, Linn. (Bilimbi), 
natives of tropical Asia, are both commonly cultivated in Mauritius and the Seychelles. 
Tribe 2. Balsaminea;. 
Differs from the last by its irregular spurred flowers, 5 stamens with 
connate anthers, sessile stigmas and exalbuminous seeds. 
2. IMPATIENS, Linn. 
Sepals three ; two upper smaller green, lower petaloid and hollowed 
out into a basal spur. Petals 3 ; upper (standard) erect ; two lateral 
spreading, often two-lobed. Stamens 5 ; filaments short, broad ; 
anthers connate, united over the stigma. Ovary 5-celled ; ovules 
many in a cell ; stigma sessile. Fruit a loculicidal capsule, with 5 
elastic valves. — Herbs or shrubs with fleshy stems, alternate or opposite 
leaves, and axillary solitary or fascicled showy flowers. Distbib. 
Warmer regions chiefly of Old World, especially India. Species 150. 
