

^ 



Diagnoses formarum novarum generis Menthae. 25 



105 



a) Folia mediocria vel magna. 



Var. cardibasea Top,, var. nov. — Folia oblongo-lanceolata, acu- 

 minata vel acuta, marginibus sat convexis, basi cordiformi, sessilia vel 

 subsessilia, supra turbido-viridia, sat dense pilosa, subtus dense reticu- 

 lato-griseo-tomentosa, 40—50—60—70—80 x 15—23—28—28 (30)— 35 mm 

 dim.; serr, denies mediocres, regulares (fol. rameorum rariores), culmini- 

 biis acutis argutisque, intus rectis extus rectis vel subundulatis vel con- 

 caviusculis, 1 — 2 mm altis, 3— 5 mm distantibus, Spicastra compacta 

 vel verticillastris infimis remotis,- 5 — 10 cm longa, dense albido-pilosa. 

 Caulis simplex vel ramosus, superne dense pilosus, internodiis mediis 

 3—4 cm longis. (if. Rochdiana Borb. et H. Braun, Uber einige Arten . . , 

 p. 384.) — Hungaria lit.or., ad lacun Jezevo (leg, Degen); Bosnia, 

 pr. KobaC, quae est subforma serr. dentibus inaequalibus (leg. Pro dan). 



M. longifolia Hds. var. mollis Bq, 1896 foliis parvls, elliptico-lanceo- 

 latis, 20—30 x 10—15 mm dim., dentibus rarioribus procumbentibus 

 non est aequalis varietati praecedenti vel M. Bochelirinae Borb. et Braun. 



b) Folia mediocria vel parva, 



«) Folia lanceolata vel oblongo-lanceolata. 



Var, acuminata Top,, 1. c, p. 154. — Folia mediocria, acuminata, 

 saepe plicata, marginibus + convexis, sessilia, supra dense brevi-pubes- 

 centia subtus dense albi-tomentosa vel reticulato-tomentosa, 35 — 50 — 60 

 — 80 (90) X 15 — 20—20—25 mm dim.; serr. dentes 4- regulares, con- 

 fertissimi, numerosi, culminibus acuminatis, mucronatis extus concavis 

 vel undulatis vel rectiusculis, 1 — 2 x 2—4 mm dim. Spicastra andro- 

 dynamica gracile, interne soluta, 40—70 x 6—8 mm dim. Caulis simplex 

 vel ramosus, partibus inferioribus pubescentibus, superioribus albo-tomen- 

 tosis, ad 9 dm altus, internodiis mediis 2 — 4 cm longis. — Tirolia, in 

 alveo ri V. Talf er (leg, P f a f f) ; Bohemia, pr. Zartlesdorf (ipse); 

 Austria sup,, ad Lintiam (leg. Duftschmid), pr. Schwertberg (leg. 



Keck). 



f. arthrostachya Top,, f. nov. — Folia lanceolata rariora 

 breviter lanceolata, subtus griseo-brevi-tomentosa, 35—40—45 x 13 (15) 

 — 17 (18)— 16 (20) mm dim.; serr, dentes sal crebri extus convexi, 



erecti vel subprocumbentes, ad 1 mm alti, 3 — 4 mm distantes. — Trans- 

 silvania, pr. Kekes (leg. Prodan). 

 B. Serraturae dentes rariores. 



Var. plamtiensis Top. f. ochthegena Top., f. nov. — Folia ob- 

 longo-elliptico - lanceolata, acuminata, saepe plicata, 35—40—50—55 x 

 14_]5_20— 22 mm dim.; serr. dentes rariores extus undulati vel con- 

 cavi, 3—6 mm inter se distantes. Spicastra androdynamica post an- 

 thesim moniliformia, parte inevoluta dense albitomentosa, pedicellis ca- 

 licibusque dense pilosis. Caulis internodiis mediis 3,5—4 cm longis. 

 Hungaria merid., pr. Svinitza (leg. Degen). 



f. anisodons Top., f. nov, — Folia ovo-oblongo-elliptica, 

 acuminata, basi angusti-rotundata, supra claro-viridia, + dense puberula 

 subtus pallida, dense pubescentia vel tomentosa vel reticulato-tomentosa, 



