Justicia.~\ 
ACANTHACEJ5. 
249 
than half as long as the tube, white, marked with pink. Capsule 
rarely developed. Gendarussa vulgaris, Nees in DC. Prod. xi. 410. 
Seychelles, common in all the islands from the shore to a high elevation, Horne , 
327 ! Naturalised commonly in Mauritius. Common in Tropical Asia. Nitchoulli. 
2. J. brachystachya, Willd. Herb. No. 308. A perennial herb, 
with stems and leaves on the midrib pubescent. Leaves oblong, 
narrowed to both ends, short-petioled. Spikes from the axils of the 
upper leaves, peduncled, 1-3-nate, oblong, with secund flowers; bracts 
obovate-cuneate, obtuse, subciliated ; bracteoles linear, less than half as 
long as the calyx. Calyx with 4 triangular-subulate segments with 
membranous edges. Capsule in. long, clavate, seedless in the lower 
half. Rostellularia brachystachya, Nees in DC. Prod. xi. 369. 
Mauritius, described by Nees from a specimen in Willdenow’s herbarium, 
gathered by Du Petit Thouars. Unknown to recent collectors. Endemic. 
3. J. psychotrioides, Willd. Herb. No. 309. Stems and leaves 
beneath firmly pilose. Leaves petioled, ovate, obtusely cuspidate, 
somewhat rigid, lf-2 in. long, narrowed to the petiole. Spikes ter- 
minal and axillary, ovate, shorter than the petiole, with secund flowers ; 
bracts cuneate, subacute, somewhat rigid, bristle-ciliated ; bracteoles 
half as long as the calyx. Calyx with 4 subulate carinate immarginate 
segments. Rostellularia psychotrioides, Nees in DC. Prod. xi. 370. 
Mauritius. Like the last, described from a specimen sent by Du Petit Thouars to 
Willdenow. Endemic. 
4. DICLIPTERA, Juss. 
Calyx funnel-shaped, divided nearly to the base into 5 linear equal 
segments. Corolla bilabiate, the divisions long, oblanceolate, the upper 
subentire, the lower shortly 3-lobed. Stamens 2 ; filaments filiform, in- 
serted low down in the tube ; anther-cells oblong, superposed, the lower 
not spurred. Ovary 2-celled ; cells 2-ovuled ; style exserted, filiform ; 
stigma capitate. Capsule 4-seeded, 2-valved, contracted and sterile in 
the lower part, the septum separating from the valves. — Herbs or 
shrubs with large bracteoles. Distbib. Tropics of both hemispheres. 
Species 50. 
1. D. laevigata, Juss. ; Nees in DC. Prod. xi. 476. A much- 
branched shrub, 3-4 feet high, with spreading opposite branches. 
Leaves petioled, ovate-lanceolate, 2-4 in. long, acute, with a few obscure 
hairs beneath. Flowers in short-peduncled axillary umbels, subtended 
by small linear-subulate bracts; pedicels pilose, -|— i in. long ; bracteoles 
4 ; two outer oblong, hiding the calyx, two inner lanceolate. Calyx 
i in. long. Corolla light-blue, pilose on the outside, 1-1| in. long, 
with lanceolate-spathulate lips exceeding the tube. Stamens as long 
as the upper lip. Style rather exserted; Justicia falcata, Lam. 
Mauritius, in woods of the Pouce range. Endemic. 
