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thrcad-lliaped, divided, fprcading, loiigtT than the corolla ; 

 Higmas lint-ar, downy, n-flexed. Perif. none, except the 

 permanent (heathing partial calyx. Seeds folitary, oblong, 

 fomewhat (Iriatcd, crowned with a membranous fringed 

 border. Recrpt. minute, naked. 



E(T. Ch. Common C;Jyx of five leaves, containing four 

 flowers : partial of one oblique leaf. Seeds with a mem- 

 branous fringed border. Receptacle naked. 



I. T. Uttoralis. Shore Tetranthus. Willd. n. i. Swartz 

 Ind. Occ. 1386. — Found on the banks of rivers in Hifpa- 

 iiiola. A fniall annual herb, flowering in the fpring, and, as 

 Swartz juftly obferves, very peculiar in its fructification. 

 There certainly cannot be a better example of the order 

 Poljgamia-fegrcgala. Willdenow fays it has tlie afpeft of 

 MlTCHELLA ; fee that article. Thejlem is flender, creeping, 

 fmooth, fubdivided, a fpan long, attaching itfelf by little 

 tufts of long white fibrous radicles from eacli joint. Leaves 

 oppofite, ftalked, roundilh-ovate, entire, with a Ihort obtufe 

 point, three-ribbed, fmooth, half an inch long. Footjlalks 

 fmooth and flender, nearly an inch in length. Floiuer-jlalls 

 axillary, folitary, ereft, longer than the leaves, flender and 

 downy. Flo-jjcrs fmall, white. 



TETRAO, in Ormthology, a genus of the Gallinse order 

 of birds ; the charafters of which are, that it has a fpot near 

 the eyes naked, or papillofe, or rarely covered with feathers. 

 It comprehends fixty-feven fpecies, claffed under feveral divi- 

 fions and fubdivifions. 



A. IVilh the naked Spot above the Eyes, and hairy Legs. 

 Lagopodes. 



a. With four-toed Feet. 



Urogallus. With roundifh tail, and white axiUas. 

 This is the cock of the wood of Ray and Willughby, and 

 wood grous of Pennant and Latham. ( See Grouse. ) It 

 is found in the foreils and marfhes of the colder parts of 

 Europe and Northern Afia. 



Phasianellus. With wedge-(hapcd tail ; head, neck, 

 and body above, teftaceous, and black-banded. This is the 

 long-tailed grous from Hudfon's Bay of Edwards, long- 

 tailed grous of Latham, and (harp-tailed grous of Pennant. 

 Found in Hudfon's Bay and the uncultivated parts of Vir- 

 ginia. 



Tetrix. With bifurcated tail, fecondary quills white 

 towards the bafe. This is the urogallus minor of Briflbn and 

 Gcfner, and black cock, black game, or black grous of Ray, 

 Willughby, Pennant, and Latham. Found in the woods, 

 heaths, &c. of the cold parts of Europe and Siberia. (See 

 Grouse.) The varieties of this fpecies are the tetrix 

 alba of Blum. Aft. Stock. 1785, and the urogallus minor 

 punftatus of BriiTon, or tetrao hybridus of Sparrman, or 

 fpurious grous of Pennant. 



Nemesiakus. With red tail, fpottcd witli black ; black 

 tip, and body varied with black and red : the Nemefian grous 

 of Latham. 



Betulinus. With black tail, varied with black tranf- 

 verfe fpots ; and rump whitifli, with black bands : the birch 

 grous of Lat-ham. 



Canadensis. With black tail-feathers, yellow at the 

 tip, and two white ftreaks at the eyes : the black and fpot- 

 ted heath-cock of Edwards, and fpotted grous of Pennant, 

 Foriler, and Latham ; and gehnotte du Canada of Buffon. 



Canace. With entire tail, and white fpot near the ears 

 and noftrils : the black and fpotted heath-cock of Edwards. 

 Found at Hudfon's Bay. 



Lagopus. Cinereous ; hairy toes ; white quills ; black 

 tail-feathers, tipped with white ; the intermediate white : 



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this is the white game of Willughby, and ptarmigan of Pen- 

 nant and Latham. (Sec Ptarmigan.) Of this fpecies 

 lliere are feveral varieties ; as the lagopus varia of Gefner and 

 Willughby, the bonafia fcotica of BrifTon, and the atta- 

 gen of BrifTon, or red game, moor-cock, or gor-cock of 

 R.ay and Willughby, and red grous of Pennant and Latliam. 

 ( See GoK-cocK. ) Found in Siberia and the northern parts 

 of Europe. 



Albus. Orange, varied with black bands and white 

 ftreaks ; hairy toes ; tail-feathers black, tipped with white ; 

 the intermediate wholly white : this is the white partridge of 

 Ellis and Edwards, and the white grous of Pennant and 

 Latham. Found gregarious in the forefts of North Ame 

 rica, Europe, and Afia. 



Rupestris. Orange, varied with black bands and white 

 ftreaks ; plumofc toes ; black tail-feathers tipped with white ; 

 the intermediate wholly white with black lores : this is the 

 rock grous of Pennant. Found at Hudfon's Bay. 



Lapponicus. With naked fcaly legs ; with a fuperci- 

 liary fcarlet line covered with a membrane of the fame co- 

 lour ; the primary quill-feathers and tail-feathers tipped with 

 wliite : the rehufak of the Arftic Zoology. Found in the 

 woods and mountains of Lapland. 



CuPlDO. With fuccenturiate cervical wings : the attinga 

 americana of Briflbn, and pinnated grous of the Arftic Zoo- 

 logy and of Latham. Found gregarious in North Ame- 

 rica. 



Umbellus. With the cervical umbo exftant : this is the 

 attagen pennfylvanica of Briflon, the ruffed heath-cock of 

 Edwards, and ruffed grous of the Arftic Zoology and of 

 Latham. Found in North America. 



Togatus. With the greater axillary feathers black- 

 azure : this is the bonafia major canadenfis of BrifTon, and 

 ftioulder-knot grous of Eorfter (Phil. Tranf. vol. Ixii. ) and 

 of Latham. Found at Hudfon's Bay. 



Bonasia. The tail-feathers cinereous, with black 

 points and band ; the two intermediate excepted : this is 

 the bonafia of BrifTon, the gallina corylorum of Gefner and 

 Aldrovand, the gelinotte of Buffon, the hafelhuhn of Ray 

 and Willughby, and hazel grous of the Arftic Zoology and 

 of Latham. Found among the hazels of Europe and Weftern 

 Siberia. 



Canus. Body grey, undulated with {irown ; the beak 

 and legs black. Found in Sweden. 



Alchata. Above varied ; the two intermediate tail- 

 feathers twice longer than the others, and fubulate : the 

 ganga of Buffon, the partridge of Damafcus of Willughby 

 and Ray, the kitiwiah or African lagopus of Shaw's Tra- 

 vels, the kara of RufTel's Aleppo, the little pin-tailed grous 

 of Edwards and Latham. Of this there are two varieties, 

 •viz. the tetrao fenegallus and gelinotte of Senegal of Buffon ; 

 and the tetrao caudatus of Gmelin's Trawels. Found in 

 Southern Europe, Africa, Arabia, Syria, and Periia. 



Namaqua. Above fpadiceous, with the two interme- 

 diate tail-feathers longer and fubulate : the Namaqua grous 

 of Latham. Found in Africa amid the dry defarts inha- 

 bited by the Namaquis, flying gregarious to fountains. 



Indicus. Front white, furrounded by a wreath behind 

 black ; the body above yellowifh-red, varied with b,lack lu- 

 nules : the Indian grous of Latham. Found at Coromandel. 



Arenarius. Ruff, abdomen, and vent black ; tail- 

 feathers with brown and grey bands, tipped white ; the two 

 intermediate yellowifh : the fand grous of Latham. Found 

 about the Volga near Aftrachan. 



b. With three-iocd Feet. 



Paradoxus. With three-toed feet ; toes hairy, almoft 



joined 



