rubiaCe,*:. 
203 
obscurely nerved : petiole short. Stipules axillary, obo- 
vate, membranaceous, leaf-like, deciduous. Flowers ter- 
minal and axillary, sessile, solitary, of a pure white. In- 
voiucel 4-leaved, with the leaves oval, obtuse, thin, mem- 
branaceous, deciduous; 2 of them larger and thinner; 
the smaller pair deciduous. Calyx 4-partite, with the 
divisions spathulato-oblong, subunequal. Tube of the 
corolla an inch and a half in length, ventricose towards 
the throat which is contracted. Anthers 4, linear, ash- 
coloured, subsessile. Ovary inferior, elongated, 4-agonal, 
8-sulcated, glabrous: style bifid and spirally twisted: 
stigmata 2, thick, greenish. Capsule elongated, 4-agonal, 
2-celled : seeds many, slightly compressed, furnished at 
the apex with a capillary tuft. 
This is a very beautiful plant, with flowers of a pure 
white, and slightly fragrant. It grows readily from cut- 
tings, and is deserving of a place in our gardens. 
2. Ilillia longiflora. Long-Jlowered Hillia . 
Corolla 6-cleft with the divisions lineari-lanceo- 
late pat enti-re volute, stamens 6. 
H. parasitica, Jacq. Amer. 90. t. GO. — H. longiflora, 
Swartz, Obs. 135. t. 5. f. 1. 
II A B. Higher mountains. Road to Juniper Gap, from 
Old England. 
FL. August. 
Stem sufFrutescent, procumbent and rooting at the base. 
Afterwards ascending, terete, glabrous, sparingly branch- 
ed, Leaves opposite, petiolate, elliptic, acute at both ends, 
very glabrous, entire, three inches in length. Flowers ter- 
minal. sessile, solitary, white, very fragrant. Calyx vari- 
able, 6-leaved ; 4 of the leaves below the ovary and 2 
above it. Corolla with the tube 3-4 inches in length; 
limb 6-rarely 7-fid. Capsule 1-2 inches in length, hexa- 
gonal, 2-celled, 2-valved. 
This species is not so common as the preceding. It 
grows, like it, in damp shady places in the mountains, 
where the soil is stony and mixed with decayed portion* 
of the stems of trees. 
II. Exostemma. 
Calycine tube obovate : limb 5-toothed. Co- 
