SCROPHULAEIACEAE 423 



Crevices of the old city walls, on old building, etc., fl. all the year; 

 widely distributed in Luzon. Chittagong, Tenasserim, Burma, China, and 

 Java. 



6. LIMNOPHILA R. Brown 



Glabrous or pubescent, aromatic, gland-dotted, usually marsh or water 

 plants. Leaves opposite or whorled, toothed, cut, or in submerged plants 

 multifid. Flowers sessile or pedicelled, solitary, racemed, or spicate, 

 bracteoles present or absent. Sepals narrow, subequal, or the posterior 

 one larger. Corolla-tube cylindric, the upper lip entire or 2-fid, the lower 

 spreading, 3-fid. Stamens 4, in 2 pairs, included. Capsule ovoid or oblong, 

 dehiscent. (Greek "swamp" and "to love," from' the habitat of most 

 species.) 



Species about 25, Africa, Asia, through Malaya to Australia and Poly- 

 nesia, about 8 in the Philippines. 



Leaves shortly petioled, narrowed at the base; flowers pedicelled. 



1. L. manilensia 

 Leaves sessile, base broad, somewhat clasping the stem; flowers sessile. 



2. L. fragrans 



1. L. manllensis Merr. 



An erect or spreading, ^simple or ultimately much branched, more or 

 less pubescent, aromatic herb, the stems up to 50 cm in length, usually 

 much shorter. Leaves opposite, lanceolate to oblong-l^.nceolate, sessile, 

 serrulate, acute or obtuse, 1.5 to 3 cm long. Flowers axillary, solitary, 

 shortly pedicelled. .Calyx 5 to 6 mm long, somewhat pubescent, the tube 

 green, the lobes lanceolate, acuminate, purple. Corolla purple, about 9 m 

 long. Capsule ovoid, 3 to 4 mm long. 



In open wet grass lands. La Loma, Caloocan, etc., fl. Dec.-Feb.; of local 

 occurrence in the Philippines. Endemic. 



2. L. fragrans (Forst. f.) Seem. {L. serrata Gaudich.). 



A procumbent or ascending, usually simple, aromatic, glabrous or nearly 

 glabrous plant, usually less than 20 cm high. Leaves oblong, serrate, 1 

 to 2 cm long, sessile, the base broad and somewhat clasping the stems. 

 Flowers axillary, sessile, solitary. Calyx glabrous, the segments lanceo- 

 late, acuminate. Corolla very pale lilac, about as long as the calyx. 



In low wet places, old ric& paddies, etc., San Lazaro, Guadalupe, etc., 

 fl. Dec-Jan.; of local occurrence in the Philippines. Malay Archipelago 

 to Polynesia. 



7. MAZUS Loureiro 



Small herbs, the leaves below opposite or rosulate, above opposite or 

 alternate. Flowers in terminal racemes, the bracteoles small. Calyx 

 campanulate, 5-fid. Corolla-tube short, the upper lip erect, 2-fid, the 

 lower much larger, spreading, 3-fid, the throat with a 2-lobed palate. 

 Stamens 4, in 2 pairs. Capsule included in the calyx, globose, loculicidal. 

 Seeds minute, numerous. (Greek "nipple" from the papillae at the corolla 



throat.) 



Species about 12, mostly Asiatic, 1 in Australia, the following extending 

 to the Philippines. 



1. M. Japonrcus (Thunb.) O. Kuntze. (M. rugoaus Lour.). 



An annual, erect, glabrous or somewhat hairy herb 6 to 20 cm high. 

 Basal leaves numerous, crowded, subrosulate, obovate-oblong, obtuse, crenate, 



