36 
DIDYNAMIA, GYMNOSPERMIA. 
about half a mile south-east of the corner of Federal and Fifth 
streets, Southwark. Very rare. Perennial. July. 
verticiiiatum, 5, p. leavcs ovate-lanceolatc, very entire ; whorls 
sessile, compact, bractes acuminate. — Pers. and 
Fursli. 
Brachystemiim verticiiiatum, Mich. 
Origanum clinopodoides, Walt. 
Icon. Mich. FI. am. 2. t. 31. 
This species resembles No. 4, exceedingly. It is also very 
rare; I have only found it on the bank walk from Gray’s ferry 
to Kingsess gardens, in the low ground. Perennial. July, 
August. 
274. CLINOPODIUM. Gen. pi. 980. {Labiates.) 
Verticill surrounded by a setaceous involu- 
crum. — Upper lip of the corolla flat;, ob- 
cordate and strait. — 
Yuigare. C. capituli verticillate, bractes setaceous, his- 
pid ; leaves hairy above, remotely dentate, stem 
nearly simple. — JVilld. 
Icon. FI. Dan. 930. Engl. Bot. 1401. 
Common Wild Basil. 
About a foot high ; flowers purple, and sometimes, though 
rarely, white. In dry fields, and in dry thickets. Perennial. 
August. 
275. ORIGANUM. Gen. pi. 981. (Lablatce.) 
Flowers collected into a 4-sided strobiliis or 
dense spike. — Upper lip of the corolla 
erect, flat; lower 3-parted; segments equal. 
— JSTutt. 
Tulgare. 1. O. spikes subrotund, paniculate, conglomerate, 
bractes ovate, longer than the calix. — Willd. 
Icon. FI. Dan. 638. 
