248 acanthaceje. [ Hypoestes s. 
Rodriguez, on the top of Mount Malartie, Balfour ! Allied to H. pulchra and 
Bojeriana, Nees, of Madagascar. Endemic. 
2 H. inconspicua, Balf.Jil. A slender decumbent perennial herb, 
with tufted wiry slender stems, the young parts thinly clothed with 
short adpressed hairs. Leaves distant ; petiole ^ in. long ; blade as 
long as the petiole, oblong or obovate, obtuse, cuneate at the base. 
Mowers solitary, nearly sessile in the axils of the leaves ; involucre 
densely pilose, under \ in. long ; segments 4, linear, unequal, herbaceous, 
the top and bottom ones the largest, exceeding the tube. Calyx very 
small, with 5 deltoid cuspidate segments. Corolla with a narrowly 
funnel-shaped tube as long as the involucre and a short limb ; upper 
lip arching, lingulate ; lower deflexed. 
Rodriguez, only on a patch of coralline limestone, mixed, with Dichondra, 
Balfour ! Endemic. 
3. H. serpens, R. Br.; Nees in DC. Prod. xi. 501. A much-branched 
perennial herb, with slender wiry spreading puberuleut stems half a 
foot long. Leaves distinctly petioled, distant, ovate or oblong, 
membranous, obscurely pilose, J-f in. long, obtuse, spathulate at 
the base. Flowers solitary, sessile in the axils of the leaves ; invo- 
lucre under \ in. long, of 4 unequal linear or ligulate bracteoles, connate 
above the base. Calyx not half as long as the involucre ; segments 
lanceolate. Corolla not seen. Capsule i in. long, 4-seeded. H. Alsine, 
Nees in DC. Prod. xi. 502. Justicia serpens, Vahl , Enum. i. 112. 
Calophanes mauritianus, T. Anders, in Journ. Linn. Soc. vii. 23 
(name only). 
Mauritius, on the Piton de la Riviere Noire, etc. Endemic. 
3. JUSTICIA, Linn. 
Calyx funnel-shaped, with 4-5 long segments. Corolla bilabiate, with 
a long slender tube, an emarginate upper and three-lobed lower lip. 
Stamens 2 ; filaments filiform, inserted low down in the tube ; an- 
ther-cells superposed, the lower cell spurred. Ovary 2-celled ; cells 
2-ovuled ; style filiform, simple ; stigma capitate. Capsule 2-valved, 
contracted at the sterile base. — Herbs, rarely shrubs, with opposite 
leaves and spicate flowers, with minute bracts. Distrib. Tropics of 
both hemispheres. Species 100. 
Glabrous shrub, with cylindrical spikes 1. J. Gendarussa. 
Pilose herbs, with ovate or oblong spikes. 
Calyx-segments deltoid-cuspidate 2. J. brachystachya. 
Calyx- segments subulate 3. J. psychotrioides. 
1. J. Gendarussa, Linn. Suppl. 85. A shrub 4-5 feet high, glabrous 
in all its parts, with slender woody rather quadrangular branches. 
Leaves distant, short-petioled, lanceolate, subcoriaceous, narrowed to 
both ends, 3-4 in. long. Flowers in dense terminal spikes 2-4 in. long, 
the lower in fascicles ; bracteoles small, subulate. Calyx in. long ; 
segments lanceolate acuminate. Corolla f in. long, with a limb less 
