640 CXIL LABIATE. (J. D. Hooker.) [Dysopliylla. 



Hancc in Ann. Sc. Nat. Ser. 5, v. 234. Mentha stellata, Lour. Fl. Coclihich. 

 36./ M. verticillata, Roxb. Hort. Seng. 44, and Fl. Ind. iii. 5. Pogostemon 

 verticillatus, Miq. Fl. Ind. Sat. ii. 965. 



BENGAL, SILHET, RANGOON and TENASSEBIM, in swamps and rice-fields. 

 CEYLON ; Rottler, Thwaites. DISTEIB. Malay Archipelago, China, Philippine Islands, 

 Australia. 



Very variable, sometimes 2 ft. high, excessively branched, with stem as thick as 

 the thumb, at others very slender (var. ? gracilis, Benth.), subsimple, with stem as thick 

 as a crow-quill ; tranches erect. Leaves 1-3 in., rarely \ in. diam., spreading and 

 deflexed. Spikes 1-3 in., in. diam. Calyx very conspicuous in fruit from the 

 spreading teeth. 



9. D. crassicaulis, Benth. in Wall. PI. As. Ear. i. 30, Lab. 159, 

 and in DC. Prodr. xii. 158 ; annual, glabrous, decumbent below, leaves 4-6 

 in a whorl sessile linear or linear-oblong or -lanceolate obtuse subentire or 

 serrate, spikes elongate glabrate or pubescent, calyx campanulate, teeth 

 erect or conniving in fruit. Wall. Cat. 1545. 



N.W. HIMALAYA, in swamps ; Kashmir, Chumba and Kulu, alt. 2-4000 ft., 

 Jacquemont, Thomson, Clarke. SIKKIM ; Herb. Griffith, J. D. H. BENGAL ; 

 ASSAM, SILHET and KHASIA MTS., Wallich, &c. 



Very similar to D. verticillata, and similarly variable, best distinguished by the 

 larger flowers, more glabrous calyx with teeth that do not spread stellately. Leaves 

 rounded subcordate or acute at the base, very variable in breadth. Bracts oblanceo- 

 late. Calyx ^ in., lobes triangular, fruiting -^ in. Corolla-tube exserted, lobes 

 nearly glabrous. Nutlets very small, orbicular, compressed, pale, shining. 



VAR. pumila; dwarf, spikes |-1 in., calyx more hairy. D. pumila, JBenth. II. c.; 

 Wall. Cat. 1546. Mentha pumila, Or ah. in Edinb. New Phil. Journ. 1828, 393. 

 M. verticillata, Don Prodr. 114; Hook. Sot. Mag. t. 2907. 



10. D. Helferi, Hook. f. ; annual, dwarf, erect, glabrous, leaves few 

 4 in a whorl sessile linear or oblong serrate, spikes short pubescent, calyx- 

 teeth lanceolate erect in fruit. 



TENASSEEIM ; East Pagoda, Heifer. 



Stem a span high and under, very slender ; branches slender, spreading. Leaves 

 -1 in. Spikes |-lf in. ; bracts minute, linear-lanceolate. Calyx (fruiting) ^' in., 

 campanulate, membranous, sparsely pubescent. Corolla not seen. Nutlets very 

 minute, orbicular-oblong, dark chestnut, shining. 



fff Annuals. Leaves in whorls of 5 or more, sessile, very narrow, quite 

 entire (see also sp. 5, 8 and 9). 



11. D. stellata, Benth. in Wall. PI. As. Ear. i. 30, Lab. 159, and 

 in DC. Prodr. xii. 158 ; stem decumbent or creeping below much branched, 

 branches short densely leafy hairy, internoci.es very short, leaves many in a 

 whorl very short narrowly linear obtuse, margins revolute, spikes slender 

 tomentose, bracts linear or clavellate equalling the flowers, flowering calyx 

 J n in. hemispheric, teeth short erect or incurved in fruit. Wall. Cat. 1542; 

 Hot. Reg. 1845, t. 23 ; Grah. Cat. Bomb. PI. 150 ; Dalz. Sf Gibs. Bomb. 

 Fl. 209. Mentha stellata, Ham. in Roxb. Fl, Ind. iii. 5. M. malabarica, 

 Herb. Heyne. 



DECCAN PENINSULA; from Belgaum southwards, in rice-fields. 



Branches numerous, ascending, flexuons, stout, leafy to the base with close-set 



' whorls. Leaves \-\ in., rarely T ' 5 in. broad, base obtuse, upper often pubescent. 



Spikes 1-2 in., ^ \ in. diam., bracteoles filiform or clavellate. Calyx ^-^ in., 



cupular or obconic, very variable, a little enlarged in fruit. Corolla-tube very short, 



lobes hirsute. Nutlets very small, shining. The differences between the extreme 



