22 DIDYNAMIA GYMNOSPERMI A. PleCtratlthuS. 



3. p. monach'lplius. Roxh, 



Annual, fleshy, diffuse. Leaves oval, crenafe, fleshy. Ra- 

 cemes before the flowers open strobiliforui, from four imbri- 

 cated rows of ovate, acuminate, concave, caducous bractes. 

 Nectary 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 Calculta, Avhere the plants grow luxuriantly, and 

 blossom during" the cool season. 



Root annual. Stem short. i?rawc/ie5 numerous, opposite, 

 spreading, round, pale g-reen, clammy, clothed with lon^ 

 soft hairs; the whole plant not above one foot high, but 

 expanding three or four times as much. Leaves opposite, 

 with smaller ones in their axills, short-petioled, oval, and obo- 

 vate, fleshy, m ith the exterior margin crenate, from one to 

 two inches long. Racemes terminal, solitary, erect, before the 

 blossoms expand exactly four sided ; being thin, imbricated 

 with four rows of broad, ovate-cordate, acuminate, concave, 

 caducous bractes; after they fall off cylindric. /^/otoers 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 shut with many hairs. 

 Coro/resupine. Tube with a somewhat gibbous base ; upper 

 lip four- parted, the under one ovate, concave, entire. Fila- 

 we??/saslong as the lower lip of the corol, all the four firmly 

 united for niDre than halt' 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 plant possesses a strong, though not disagree- 

 able smell. 



4. P. aromai'icus. Roxb. 



Perennial, villous. Xeare* short-petioled, round-cordate, 

 crenate, fleshy, downy, rugose, crenulate. Spikes solitary, 

 verticclled. Hractes caducous. 



Hind, aiid Beny. PatliMr-choor. 



