112 V. de Borbäs: Menthae generis species novae etc. 



Corolla? Pructus capsularis; Capsula crustacea, globosa, 1 / s poll. diam., 

 septicide dehiscens, 2-valvis. valvis 2-partitis. Semina numerosa, orbi- 

 cularia, peltata, fimbriata, rugulosa, 0,5 lin. diam. 



This genus has affinity with Emmenopterys and Mussaendopsis. It 

 differs from both in having persistent calyx-lobes and in the fruit and 

 seeds. It also differs from Emmenopterys in its persistent stipules. 



Species unica: 



Dunnia sinensis Tutcher (Herb. Hongkong Bot. Gard. no. 910). 



China: Kwangtung, at Sanning (Dunn's native collector 1904). 

 — The specimens were in fruit only. 



XXVIII. V. de Borbas, Menthae generis species novae ad sectionem 



„ Nudicipitum" pertinentes. 



(Aus: Ung. Bot. Bl. IV [1905]. pp. 48—54.) 

 (Schluss.) 



5. X Mentha eriosoma Borbäs, 1. c. p. 53. l ) 



Cauli foliisque patenti-villosis, pilis satis densis, elongatis. tenuissi- 

 mis, aestate magis evanescentibus. Foliis caulinis majoribus ovatis ovato- 

 oblongis\e, infrafloralibus abbreviatis, late ovatis. 



In Germania: in paludosis, ad fossas prope Weissenburg (F. Schultz, 

 herb. norm. no. 339, et 128, pro parte, formis aliis mixta). 



6. Mentha bulgarica Borbäs, 1. c, p. 53. 



Foliis lanceolatis, mediocribus, utrinque angustatis, superne peracuta- 

 tis, dentibus humilibus peracute serratis, utrinque sparse pilosis, verti- 

 cillastris inferioribus axillaribus, superne spicato-confluentibus, purpureis. 



In humidis ad Ichtimam Bulgariae (Forma nek). 



7. Mentha lamprosoma Borbäs, 1. c. p. 53. 2 ) 



Caule reverse piloso, foliis late ovatis, majusculis, basi rotundatis, in 

 petiolum breviter cuneatis, utrinque sparse pilosis nitentibusque, laevi- 

 gatis, grosse atque argute serratis, verticillastris axillaribusque, in apice 

 caulis spicato-confluentibus. 



In Austria inferiore: Mauer (M. paludosa et melissaefolia Fl. exsicc. 

 austro-hung. 1756. non Sole, nee Host). 



In Germania: Grossenhain Saxorum (H. Hofm.). 



8. Mentha moesiaca Borbäs. 1. c. p. 54. 



Cum foliis canescenti-villosula, foliis ovatis, basi rotundatis aut leviter 

 subcordatis serratis, Ulis M. calaminthifoliae similibus, floribus verticillatis, 

 majusculis, androdynamis, apice caulis verticillato-terminato. 



In humidis ad Zajecar (Nicic). 



') Diese Art wurde von Borbäs als „kleine Art" unter die Varietäten von 

 X Mentha nudieeps Borbäs (M. abruptiflora X Schleichen) gestellt, müsste also 

 ordnungsgemäss als: M- nudieeps var. t. spathulifrons bezeichnet werden. Ebenso: 

 M- nudieeps var. £. eriosoma. Fedde. 



2 ) Von Borbäs im Sinne X von : Mentha subcordifrons Borbäs (M. Schleicheri 

 X verticellata) var. lamprosoma gebraucht. Fedde. 



