

Diagnoses formarum novaruin generis Menthae. gjj 



l63 



undulati, 0,6—1,5 x 4—7 mm dim. Plantae in statu subbracteoso-axil- 

 lari at verticillato. — Marchia, ad Lychen (leg. Heiland); Thuringia 

 ad Jena (leg. Schulze); Saxonia, ad Zittau (leg, Hofraann), in monte 

 Habichtstein (leg. Neumann); Bohemia, ad Warndorf (leg. Weder). 



f. acutifolia (Koch) Top. - Plantae in statu bracteoso- 



axillari et subbracteoso-axillari caule ramisque virgatis, foliis utroque 

 sensim angustatis, serr. dentibus regularibus, mediocribus, creberrimis, 

 ad 1,6 mm altis, circiter 3 mm distantibus. (M. gentUis L. v. acutifolia 

 K,). — Germania, pr. Schonfeld et Ulbersdorf ad Schwiebus (leg. 

 Golenz), ad Obernigk, Silesiae {\eg. Uechtritz). 



/9) Serr. dentes soli mediocres. 



Var. dalmatica (Tausch) Top. (i¥, dalmatica Tsh. v. dahnatica Bq., 

 Pragm., 1896, p. 770, Top., 1. c, p. 246). — Foliis oblongis vel lanceo- 

 lato-oblongis, basi longius angustata etc. 



Var. Petrakii (H. Braun) Top., 1. c, p. 2-18, — Folia oblongo- 

 elliptica vel elliptica vel ovato-elliptica, basi brevius angustata et cetera, 

 (31. Petrakii H. Braun in Allg. bot. Zeit, 1910; M. dalmatica Tsh. f. Fe- 

 trakii Top., 1. c, p. 248). 



Var. transsilvanica Top., var. nov. — Folia mediocria, angustato- 

 oblonga, acuminata, marginibus moderate convexis, basi angustata ro- 

 tundaque, breviter petiolata, supra dense et adpresse brevi-puberula, 

 subtus puberula, 30—40-50—55 x 10 (11)— 12— 16 (17)— 18 (20) mm 

 dim.; serr, dentes creberrimi, perconferti, regulares, culminibus argutis, 

 acutis, intus et extus rectis, 0,5—1,5X2—3 (4) mm dim. Plores me- 

 diocres pedicellis rubicundis pubescentibus, calicibus elongato-campanu- 

 latis, dense pilosis, sulcatis, glandulosiusculis, dentibus lanceolato-sub- 

 ulatis, ciliatis, coroUis utrinque puberulis. Caulis pubescens, simplex 

 mediocris, internodiis mediis 5 cm longis. Plantae in statu bracteoso- 

 axillari. {M. peracuta auct. non Borbas). — Hungaria, cott. Also Feher, 

 ad Salzburg (leg. Barth). 



b) Serraturae dentes humiles et procurabentes. 



a) Folia acuta vel acuminata, 



Var. stachyoides (Host) Top., 1. c, p. 247. — Folia mediocria, 

 oblongo-lanceolata vel lanceolato-oblonga vel lanceolata, acuta vel sub- 

 acuminata, marginibus leviter convexis, basi in petiolum cuneatim an- 

 gustata, supra pilosa subtus sparse pubescentia, 30— 50 x 12-20 mm 

 dim.; serr. dentes sat numerosi, culminibus acutis vel obtusiusculis, 

 intus rectis extus rectiusculis vel subconvexis, 0,2—0,7 x 3—5 mm dim. 

 Pedicelli glabri vel subglabri; calices elongato-carapanulali, adpresse 

 pubescentes, 10-nervosi, dentibus acutis vel subacuminatis; corollae 

 extus puberulae intus glabrae. Caulis ramosus, pubescens. Plantae in 

 statu subbracteoso-axillari. — Austria sup,, pr. Weinzierl (leg. Host); 

 non reperta. 



Var. Sabranskyi Top., var. nov. — Folia mediocria, elongato- 



elliptico-ovata vel ovato-elliptica, folia fulcrantia et fol. ramealia elon- 



6 (II)* 



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