fe ee ee a ee ey, Ir NIO 
| 
Orthosiphon. | XCIII. LABIATE. "Pi 
the lower ones connate to the middle, and produced into long ineurved 
subulate points. 
Queensland. Cape York, M'Gillivray, Veitch; Port Denison, Fitzalan; Burdekin 
river, Bowman; Rockingham Bay, Dallachy. Frequent in the Indian Archipelago, 
extending on the Asiatic continent to Assam and Silhet. . 
4, PLECTRANTHUS, Lher. 
Fruiting-calyx in the Australian species reflexed, the upper tooth 
broad and sometimes decurrent, the owest ong and pointed, the 
only 6, in false-whorls, often developed into loose opposite cymes orm- 
j tid species more compact forming 
interrupted racemes, the floral leaves reduced to small deciduous bracts. 
The genus is widely spread over tropical and subtropical Asia and Africa, one of the 
African species having been also found in Brazil (probably introduced). Of the three 
Australian species, one extends to the Pacific Islands, the two others appear to b 
I The common Indian forms have none of them been as yet detected in 
ralia, 
fom in false-whorls of 6, lower cal yx-lobes obtuse, Corolla with 
EE ok ou RI SINAI d 
Flowers in false-whorls of 10 or more. Lower calyx-lobes very 
F obtuse or aristate, Corolla not spurred. 
alse-whorls loose, of about 10 flowers. Fruiting-calyx 2 to 3 
1. P. longicornis. 
lines REMIT DADA A o» OU wo» eee aes PIN CLE AN 2. P. parviflorus. T 
False- horls dense, of about 20 flowers. Fruiting calyx about 1 
hein sata . » » . & P. congestus. 
duel the stock emits also long weak decumbent stems with a few 
stant pairs of narrow leaves. Flowers deep purple (Dallachy) or blue 
edi veller), in false-whorls of 6, forming long slender racemes. 
á c lto2lines long. Calyx at first very small and open, when 
1t about 2 lines long, very much ineurved, deeply 2-lipped, the 
ape lip formed of the broad obtuse slightly decurrent and recurved 
peer tooth with the 2 very small lateral lobes at its base, the lower 
n long as the upper, obtuse and emarginate, incurved and concave. 
lla-tube slender, nearly 2 lines long, produced at the base into a 
