488 LABIATE. 



** Flowers sessile, capitate : heads axillary. 



6. H. capitata, Jacq. Stout, glabrescent ; leaves petioled, ovate-oblong, pointed, 

 unequally and coarsely serrate, floral oblong-linear, at length reflexed, shorter than the 

 head: heads globose, axillary, shorter than their peduncle ; calyx equal : teeth subulate- 

 setaceous, erect, at length one-third as long as the lube. — SI. t. 109./. 2. — Clinopodium, 

 Z._7'_2' high ; leaves 2"-5", peduncles 2"(-l") long: heads in fruit 10"'-L2'" <1iam.— 

 Hab. Jamaica !, all coll., a common weed ; Antigua !, Wullschl., S. Lucia !, S. Vincent !, 

 Guild. ; [Cuba 1 and Mexico ! to Brazil ! ; Galapagos ! ; Manilla !]. 



7. H. brevipes, Poit. Stout, hairy above ; leaves fetioled, ovate or ovate-oblong, 

 pointed, inciso-serrate, floral lanceolate-acuminate, exceeding the flowering head ; heads 

 globose, axillary, about as long as their peduncle ; calyx equal : teeth subulate-setaceous, 

 erect, at length about as long as the tube. — Habit of the preceding, but leaves usually 

 broader, peduncles 6"'(-l") long, heads smaller, in fruit 6'"-8'" diam., and calyx-teeth 

 longer.— Hab. Jamaica; Trinidad!, Cr., in moist places, Sieb. Tr. 359 ; [Martinique!; 

 Mexico to Brazil !, trop. Africa ! and Asia !]. 



8. H. atrorubens, Poit. Procumbent or ascending, hairy above ; leaves petioled, 

 shortly ovate-oblong or ovate, obtusely serrate, floral ovate, appressed, almost as long as the 

 head ; heads globose-hemispherical, axillary, as long as (or half as loug as) their peduuele ; 

 calyx equal, truncate : teeth setaceous, erect, hispidulous, at length shorter than the tube. 

 Ann. Mus. 7. t. 27./. 3.— Rooting at the base ; leaves 1" long ; heads 4"'-6"' diam.— 

 Hab. Jamaica!, March; Dominica!, Imr., S. Vincent !, Guild.; Trinidad !, Lockh., Cr., 

 in moist savannahs ; [Haiti and Mexico ! to Brazil 1 ; Scnegambia !]. 



9. H. lantanifolia, Poit. Virgate, usually villous ; leaves subsessile or inferior 

 petioled, shortly ovate-oblong, serrate, floral exterior ones ovate, spreading, subserrate, 

 interior ovate-oblong, about as long as the head ; heads hemispherical, confined to the 

 superior axils, shorter than or as long as their peduncle ; calyx equal : teeth rigid, linear- 

 acuminate, spinescent, recurved-flexuose, yellowish, minutely puberulous, longer than the 

 tube.— Ann. Mus. 7. t. 29. /. 1.— 2'-5' high; leaves 1", peduncles l£-4" loug; heads 

 about 6'" diam. 



a. All leaves subsessile, villous beneath. 



&. glabrescens. Puberulous with appressed down ; leaves glabrescent beneath, superior 

 subsessile, inferior shortly petioled. 



Hab. Trinidad !, Lockh., Cr., iu savannahs (a, /3) ; [Mexico ! to Brazil !]. 



10. H. melanosticta, Gr. {n. sp.). Virgate; leaves petioled, elliptical-oblong, 

 pointed, cuneate at the base, serrate above, glabrescent or slightly pilose with flaccid hairs, 

 black-dotted beneath, floral linear-acuminate, at length reflexed, little exceeding the inferior 

 flowers ; heads globose, axillary : their diameter longer than their short peduncle ; calyx 

 equal : teeth subulate-setaceous, spreading-erect, slightly recurved at the point, hispidulous, 

 at length about half as long as the tube. — Habit of H. obtusiflora, Prl., and apparently 

 allied to H. vilis, Kth. Stem simple, 1' high, pubescent chiefly along the angles ; leaves 

 about 1" long, 5"'-6'" broad: serrattures few, spreading; heads iu most axils, 4"'-5'" diam., 

 nearly equalling the petiole : peduncle 2"'-l'" long : floral leaves uumerous, resembling 

 bracts, 2'" long : receptacle hairy ; calyx membranaceous, hispidulous, naked within, often 

 black-dotted: teeth about \ w long. — Hab. Trinidad !, Cr., in savannahs at Caroni. 



*** Flowers sessile, in racemose heads. 



11. H. spicata, Poit. Stout, glabrescent ; leaves petioled, ovate, pointed, unequally 

 serrate, floral elliplical, at length much shorter than the head ; heads usually few-flowered, 

 in simple or compound, interrupted racemes ; calyx equal, truncate : tube cylindrical, 

 ventricose at the base : teeth shortly setaceous, erect, much shorter than the tube.— Aim. 

 Mus. 7. t. 28./. 2.— Variable: leaves l"-3", calyx 2"'-5'" long; corolla exserted — Hab. 

 Trinidad!, Sieb. Tr. 265 ; [Cuba! ; Florida ! to Buenos Ay res !]. 



12. XX. polystachya, Kth. Stout, pubescent; leaves petioled, ovate, pointed, un- 

 equally serrate, floral elliptical-oblong, pointed, about as long as the head ; heads few- 

 flowered, in a panicle of virgate racemes ; calyx equal, truncate, hairy : teeth short, linear, 



bluntish, erect, much shorter than the tube.— Leaves l"-2" long, superior decrescent ; calyx 



