22 DIDYNAMIA GYMNOSPERMIA. Plectyranihus. 
8. P. monadelphus, Roxb, 
» Annual, fleshy, diffuse. Leaves oval, crenate, fleshy. Ra- 
cemes before the flowers open strobiliform, from four imbri- 
cated rows of ovate, acuminate, concave, caducous bractes, 
Neetary gibbous. | Stamens united, 
A native of dry barren hills about Bangalore: From 
thence the seeds were sent by Mr. Heyne to the Botanic gar- 
den at Calcutta, where the plants grow ow and 
blossom during the cool season, patat Tapertses 
Root annual. Stem short. Branches numerous, opberite, 
spreading, round, pale green, clammy, clothed with long 
soft hairs; the whole plant not above one foot high, but 
expanding three or four times as much, Leaves No ei 
with smaller ones in their axills, short- etiole - State ind o 
vate, fleas with the exterior margin crenate, from one 'to_ 
long. Racemes terminal, iierid erect, befor dhe 
leisows expand exactly four-sided ; being thin, imbricated 
with four rows of broad, ovate-cordate, acuminate, concave, 
caducous bractes ; after they fall off cylindric. Flowers nu- 
merous in approximate verticels of six (three on each side) 
large, and of a lively light purple colour. . Calyx as in the 
genus, hairy,and the inside of its mouth shat with many hairs, 
Corol resupine, Tube with a somewhat gibbous base; upper 
lip four-parted, the under one ovate, concave, entire. Fila- 
ments as long _as the lower lip of the corol, all the four. firmly 
united for more than half their length, forming a tube, as in 
- the diadelphous plants, for the style; a scale embraces the 
two lower seeds of the pistil, 
The whole a possesses a strong, though not iio 
able aelt, 
pate, t 
4. P. arinatiiel: Read.» 
Perennial, villous. Leaves sci: gusichedk iennbeelbaaa: 
crenate, fleshy, downy, ragose,- eo ‘ —. meee 
verticelled. | Bractes. Se eA ay fx 
