4A DIDYNAMIA ANGIOSPERMIA, Ruellia, 
Rev. Mr. F. Carey in the vicinity of Rangoon in Pegue, 
where it is called Pretchee. Branchlets straight, smooth, and 
in the dry specimens tending to be four-sided. Leaves op- 
posite, petioled, oblong, ventricose, margins rather uneven, 
smooth on both sides, six inches long. Spikes terminal, 
crowded with bractes, and larger, yellow, opposite, sessile 
flowers. Rachis four-sided and smooth. Bractes a lanceolate 
one under each flower and two smaller ensiform ones pressing 
on the sides of the calyx and longer than its segments. Calyx 
five-parted, Segments ensiform. Corol irregularly narrow, 
campanulate. Border of five nearly equal, semicircular lobes. 
Filaments the longer pair most ciliate on the outside, .4n- 
thers linear, and the opposite pairs firmly united Geom ob- 
long. Stigma of two — fone ean UEP Pegi x: 
Pe oily cieaphig adie? ated Sins: ventri- 
cose, hairy, Flowers axillary, short-peduncled. Floral 
leaves longer than the sony? —_—s clavate, Seeds im- 
~pa dali. “Rheed. Mal. ix. t. 64. has the divisions of the 
border of the corol too long and too sharp for my plant. 
Js common in thickets, &c, over most part of India, and is’ 
in blossom the greatest part of the year. Com _ with Vahl’s: 
R, pallida, Symb. ii. 72. 
Stems or branches diffuse, climbing or creeping just as 
they meet with support, woody.” Young shoots erect, some- 
what four-sided, and hairy. Leaves opposite, short-petioled, 
ovate, oblong, entire or slightly scollopped, pale green and 
hairy on both sides. Flowers axillary, solitary, short-pedun- 
cled, large ; colour, a beautiful pale blue, they expand in the 
evening and droop in the morning. Floral leaves, (bractes,) 
like the other leaves, but smaller, one on each side of the 
middle of the peduncle, from their axills other flowers often 
succeed, Calyx with very long, slender, bristle-like, hairy 
divisions. Corol bell-shaped, almost regularly five-parted. 
