LABIATAE 411 



the filaments bearded. Style 2-fid. Nutlets ovoid or oblong, smooth. 

 (Greek "beard" and "stamen.") 



Species about 35, tropical Asia and Malaya, about 7 in the Philippines. 



1. P, cablin (Blanco) Benth. Cablin, Cadling, Cadlom (Tag.); Patchouli. 



An erect, branched; pubescent herb 0.5 to 1 m high, aromatic when crush- 

 ed. Leaves ovate to oblong-ovate, acute or obtuse, 5 to 11 cm long, usually 

 coarsely and doubly toothed or crenate. Spikes terminal and axillary, 

 panicled, dense, sometimes interrupted, 2 to 8 cm long, 1 to 1.5 cm in diameter 

 pubescent. Calyx about 6 mm long. Corolla pink-purple, 8 mm long, the 

 lobes obtuse. Bracts about as long as the calyx. 



Occasionally cultivated for its fragrant leaves, fl. Jan.-Feb.; in and 

 about towns in Luzon and probably in other islands, cultivated and wild. 

 India to Malaya, chiefly cultivated. This species yields the patchouli per- 

 fume of commerce. 



7. MENTHA Linnaeus 



Very aromatic perennial plants from prostrate rootstocks. Leaves ovate 

 to oblong-ovate. Flowers small, in many-flowered whorls in axillary and 

 terminal spikes. Calyx campanulate or tubular, 5-toothed, the throat 

 naked or villous. Corolla subequally 4-lobed. Stamens 4, equal, erect. 

 Nutlets smooth or reticulate. (From a Greek nymph of that name.). 



Species about 25 in the north-temperate zone, introduced in many other 

 reg:ions, 2 in the Philippines. 



*1. M. ARVENSis L. Yerba buena (Sp.); Mint. 



A prostrate, glabrous, or slightly hairy, strongly aromatic, much branched 

 herb, the stems up to 40 cm long, usually purplish, the ultimate branches 

 ascending. Leaves elliptic- to oblong-ovate, short-petioled, serrate, rounded 

 or obtuse, 1.6. to 4 cm long. Flowers in axillary, capitate whorls, the 

 calyx-teeth triangular or lanceolate, hairy, the corolla also hairy. 



Commonly cultivated, but not spontaneous. Introduced from Europe and 

 here rarely (jr never flowering; its natural range is from Europe through 

 northern Asia to China. 



8. ANISOMELES R. Brown 



Coarse, erect, branched herbs. Flowers in axillary whorls, or the whorls 

 arranged in stout, terminal, more or less interrupted racemes. Calyx 

 ovoid, equally 5-toothed, straight. Corolla-tube short, the upper lip erect, 

 entire, the lower broad, spreading, the middle lobe notched. Stamens ex- 

 serted, the anthers conniving. Style equally 2-fid. Nutlets smooth. 

 (Greek "unequal" and "members," in reference to the unequal corolla-lips.) 



Species about 8, tropical Asia to Australia, 1 in the Philippines. 



1. A. INDICA (L.) O. Kuntze (A. ovata R. Br.). Paling-harap (Tag.)» 

 An erect, branched, annual herb 1 to 2 m high, more or less tomentose. 

 Leaves ovate, long-petioled, thin, 3 to 12 cm long, acuminate, crenate or 

 crenate-serrate. Whorls many-flowered, in dense or interrupted, stout', 

 spike-like racemes, 5 to 25 cm long, 2 to 3 cm in diameter, the lower 

 whorls in the leaf -axils. Calyx about 6 mm long, hairy, the teeth acuminate. 

 Corolla purplish, 10 to 12 mm long. 



In open waste places, San Juan del Monte, fl. Dec.-Feb.; widely dis- 

 tributed in the Philippines, but certainly not indigenous. India to China 

 and Malaya. 



