226 DIDYNAMIA — GYMNOSPERMI A. [Meilthu. 



Seeds 2 or 4, enclosed in a tliin evanescent pericarp. — Nat. Orel. 

 Verbenace^e, Jttss. — Name, — -ferfaeri in Celtic, derived from 

 fer, to drive away, diwAfaen a stone, from having been supposed 

 to cure the complaint so called. Theis. 



35. LiNNiEA. Cal. 5-cleft, superior. Cor. campanulate, 5- 

 cleft, equal. Fruit a dry, 3-celled berry, with one cell only 

 bearing a perfect seed. Involucre of about 4 leaves at the base 



of the germen. — Nut. Ord. Caphifoliace;e, Juss Name : — 



It was this " little northern plant, long overlooked, depressed, 

 abject, flowering early," which Linnaeus himself selected as 

 therefore most appropriate to transmit his name to posterity. Snr. 



*** Calyx lateral, in 2, generally combined, often bifid segments. 



36. Orobanche. Cul. of 2 lateral, often combined and bifid 

 segments, bracteated. Cor. ringent, 4 — 5-cleft. A gland at the 

 base of the germen beneath. Stigma capitate. Capsule 2-val- 

 ved, bearing numerous minute seeds, on parietal longitudinal 

 receptacles. — Leafless, broken or ptirplish, herbaceous, scaly plants, 



often attached to the roots of other plants Nat. Ord. Oroban- 



CHEiE, Vent, — Named from o^olSog, a leguyninose, or pea-like plant, 

 and ayyjiv, to Strangle ; the roots, being often attached to plants 

 of that description, are supposed to injure them. 



DIDYNAMIA— GYMNOSPERMIA. 



1. Mentha. Linn. Mint. 



1. M. sylvestris, L. (Horse Mi?it) ; leaves ovato-oblong very 

 acute unequally sex*rated downy hoary beneath, spikes almost 

 cylindrical scarcely interrupted, bracteas subulate, calyx very 

 hairy. E. Bot. t. 686. 



Moist waste ground ; not uncommon in England. Siedlaw hills, 

 Forfarshire. Ireland. 2^^. Aug. Sept. If . — Mr Drumraond's specimens, 

 and others gathered by Mr Banks near Plymouth, have the partial 

 hracteas much longer than the flower, and far more conspicuous than in 

 my other specimens and the figure in E. Bot. 



2. M. rotundifolia, L. (round-leaved Mint); leaves elliptical 

 obtuse sharply serrated wrinkled downy shaggy beneath, spikes 

 interrupted, bracteas lanceolate, calyx somewhat hairy. E. Bot. 

 t. 446, 



Moist places, in "waste ground ; not unfrequent in many parts of 

 England. Anglesea, but scarcely wild. Near Auchindenny, Scotland. 

 Near Cove, Ireland. Fl. Aug. Sept. If. 



Q.M.*viridis,\j.(Spear-Mini); leaves lanceolate acuteglabrous 

 serrated sessile, spikes interrupted, bracteas setaceous somewhat 

 hairy as well as the calyx, pedicels glabrous. E. Bot. t. 2424. 

 — y. crispa, Benth. (o. Sm.) 



RIarshy places, in many parts of England, according to aS';^. Cairn- 

 hill, near Edinb. — y. Glen Farg, Perths., along with M. viridis «. and 



