Linaria.] scROPHULARiNEiE. 247 



Peduncles axillary, slender, spreading, longer than the leaves. Flowers small, 

 yellowish. Sepals narrow-lanceolate, about 1 line long. Spur of the corolla 

 straight or slightly curved, full 2 lines long. 



In rubbishy ground near the barracks at Stanley (Chuckchew), Hance. Probably intro- 

 duced with European seeds, for although widely spread over Europe and western Asia, espe- 

 cially as a weed of cultivation, it has not' been found either in central or eastern Asia. 



2. MAZTJS, Lour. 



Calyx broadly campanulate, 5-lobed. Corolla with the upper lip erect, 

 ovate, shortly 2-lobed, the lower one longer, spreading, 3-lobed, with 2 slight 

 protuberances at the base. Stamens 4. Cells of the anthers contiguous, 

 divaricate. Style with 2 ovate stigmatic lobes. Capsule globular or com- 

 pressed, opening loculicidally in 2 entire valves. — Low herbs. Lower leaves 

 opposite, the upper ones alternate. Flowers in terminal one-sided racemes. 



A small genus limited to tropical and eastern Asia and Australia. 



1. M. rugosus, Lour.; Benth. in DC. Prod. x. 375; Sw. Brit. Fl. 

 Gard. ^. 36. A low glabrous or slightly hairy annual, rarely if ever continued 

 through another year by means of creeping runners. Leaves mostly radical, 

 or nearly so, obovate or cuneate -oblong, L.to 2 in. long, coarsely toothed, 

 narrowed into a broad petiole. Branches short, spreading, ending in a leafless 

 raceme of 2 or 3 in. or rarely more. Flowers blue, with a white or yellow 

 palate, on short peduncles. Calyx about 3 lines long, with foliaceous ovate 

 or lanceolate lobes, enlarged after flowering. Corolla scarcely twice as long. 

 Capsule shorter than the calyx. — M. vandellioides, Hance in Walp. Ann. iii. 

 193. 



Hongkong, Champion. In rice-fields, at Little Hongkong, Wilford; also Wright. Com- 

 mon in India from Ceylon and Cabul to the Archipelago, extending northward to the Philip- 

 pines, China, Mautchuria, and Japan. 



3. PTEROSTIGMA, Benth. 



Sepals 5, distinct, the lowest one larger than the others. Corolla with a 

 spreading slightly 2-lipped limb, the upper lobe or lip emarginate, the 3 lower 

 lobes entire. Stamens 4, the 2 cells of each anther separate, one or both cells 

 of the lower anthers and sometimes one cell of the upper anthers empty or 

 sterile. Style flattened at the top, entire or 2-lobed, stigmatic at the ex- 

 tremity, and usually 2-winged below the stigma. Capsule ovoid, almost 

 beaked, opening loculicidally in two valves, which are more or less bifid, leaving 

 a central placentiferous column. Seeds small, striate. — Herbs, usually aromatic 

 and drying black. Leaves opposite. Flowers axillary or in terminal spikes. 

 Pedicels short, usually with 2 bracteoles. 



A small genus limited to tropical Asia and Australia. 



Flowers axillary or in loose leafy racemes ] . P. grandiflorum. 



Flowers in dense terminal globular or oblong spikes 2. P. capitatum. 



1. P. grandiflorum, Benth. in DC. Trod. x. 380 ; Hook, and Am. Bot. 

 Beech. £.45. A rather coarse erect or spreading hairy herb, of 1 or 2 ft. 

 Leaves stalked, ovate, crenate-serrate, 1 to 2 in. long, or the lower ones larger. 

 Lower flowers solitary in the axils of the upper leaves, upper ones forming 

 loose terminal racemes. Pedicels longer or rather shorter than the calyx. 



