STYLIDIACEAE | | 463 
rowed at both ends, coarsely and irregularly toothed especially below. 
Flowers fragrant, axillary, solitary, erect, short-pedicelled. Calyx green, 
5-angled, ovoid, the tube about 1 cm long, the 5 lobes linear, denticulate, 
about 1.5 cm long. Corolla white, the tube slender, 8 to 10 cm long, the 
lobes spreading, lanceolate, 2.5 cm long. Capsule nodding, about 2 cm long, 
slightly protruding from the calyx-tube: 
Not uncommon in cultivation, but not spontaneous, fl. most of the year. 
A native of the West Indies and of recent introduction here. 
134. GDODENIACEAE (SCAEVOLA FAMILY) 
Herbs, sometimes scandent, or shrubs. Leaves alternate, entire or 
toothed. Flowers perfect, axillary, or in terminal spikes, racemes, or 
panicles. Calyx-tube adnate to the ovary, the limb 5-lobed. Corolla irreg- 
ular, 5-lobed, split down one side, the margins of the lobes induplicate. 
Stamens 5, alternate with the corolla-lobes, inserted at or near the juncture 
of the corolla-tube with the ovary. Ovary inferior, 1- or 2-celled, ovules 
1 or more in each cell; style simple, undivided, with a cup-shaped dilatation 
enclosing or surrounding the stigma, or 3-lobed, the lobes ciliate. Fruit 
capsular and dehiscent or drupaceous and indehiscent. 
Genera 12, species about 200, -almost entirely confined to Australia, 2 
genera and about 8 species in the Philippines, the following the only rep- 
resentative in our area. 
1. CALOGYNE R. Brown 
Slender, erect or spreading, more or less hairy, annual herbs. Leaves 
alternate. Flowers axillary, pedicelled, solitary. Calyx-tube short, adnate 
to the ovary, 5-lobed, the lobes longer than the tube. Corolla split down one 
side to the base, the upper 2 lobes separating near the base, unequally 
winged, the lower three as long as the upper ones, united for one-half to 
two-thirds their length, winged. Stamens free, short. Ovary inferior, 1- 
or 2-celled, ovules few in each cell. Style deeply divided into 3 branches, the 
middle one shorter than the 2 lateral ones, the tips of the arms ciliate. 
(Greek “beautiful” and ‘‘woman,” in allusion to the forked and ciliate style.) 
Species four, 3 in Australia, and 1 in Australia, Luzon, and southern 
China. 
1. C. pilosa R. Br. (Balingayum decumbens Blanco). 
A spreading, diffuse, or sometimes ascending, slender, hairy, annual 
plant, the stems 20 cm long or less, simple or slightly branched. Leaves 
lanceolate to linear-lanceolate, sinuate- or repand-toothed, or nearly entire, 
the upper ones more or less reduced. Peduncles 1.5 cm long or less. Calyx 
green, the tube short, the lobes lanceolate, 3 to 4mm long. Corolla purpiish, 
about 8 mm long. Capsule hairy, ovoid, about 5 mm long. 
In open damp grass lands, old rice paddies, etc., Caloocan to San Pedro 
Macati, abundant, fl. Aug—Jan. Known in the Philippines only from the 
country contiguous to Manila. North Australia, Queensland, and southern 
China. 
135. STYLIDIACEAE (STYLIDIUM FAMILY) 
Annual or perennial, usually slender herbs, rarely undershrubs. Leaves 
alternate, entire. Flowers axillary, racemose, or cymose, small, perfect. 
Calyx adnate to the ovary, mostly 5-lobed or 2-lipped. Corolla gamopet- 
alous, usually irregular, rarely regular. Stamens 2, rarely 3, the filaments 
