212 GAMOPETALOUS EXOGENS 



2. L. Marrubidstrum, L. Stem-leaves oblong-ovate, coarsely serrate ; 

 corolla shorter than the calyx-teeth, the tube naked within; upper 

 lip somewhat arched, the lower rather erect. 

 MARRUBIUM-LIKE LEONURUS. 



Stem 2 to 4 feet high, with long ascending branches, clothed with a short retrorse 

 cinereous pubescence. Leaves 2 to 3 inches long, gradually smaller above; radical 

 leaves ovate, crenate, on long petioles ; lower stem-leaves deeply and coarsely serrate, 

 on petioles 1 to 2 inches in length ; upper or floral leaves lanceolate, sparingly in. 

 cised-dentate. Cymules many-flowered, subsessile, forming interrupted leafy 

 spikes 6 to 18 inches long ; bracts terete, needle-like ; corolla whitish, tinged with 

 red. 

 Bab. Roadsides. Nat. of Europe. Fl. July. Fr. Sept. 



Obs. This foreigner has probably escaped from the Garden of the 

 late HUMPHRY MARSHALL ; and seems likely to become one of those 

 unprofitable additions which Botanic Gardens do sometimes make 

 to the vegetation of a country. In truth, some caution is required, 

 in introducing worthless plants into Agricultural districts, other- 

 wise much mischief may be done. 



307. 1,A V MIIJM, L. 



[Gr. Laimos, the throat ; in allusion to its gaping corolla.] 

 Calyx tubular-campanulate, about 5-nerved, with 5 subulate teeth. 

 Corolla dilated at throat, ringent ; upper lip oblong, arched ; lower 

 lip with the middle lobe broad, obcordate, sub-stipitate, the lateral 

 lobes small, at the margin of the throat. Stamens ascending under 

 the upper lip ; anther-cells divergent. Cymules axillary, compact. 



1. L. amplexicaule, L. Leaves rounded, crenately incised, the 

 lower ones petiolate, upper ones sessile and clasping. 

 STEM-CLASPING LAMIUM. Dead Nettle. Hen-bit. 



Annual'. Stems several, or much branched from the base, decumbent, or ascend- 

 ing, 6 to 12 inches long, smoothish and generally purplish. Leaves half an inch 

 to 3 quarters in length, and mostly wider than long, the lower ones on petioles % 

 an inch to an inch long. Cymules many-flowered, lower ones distant, upper ones 

 rather approximated. Corolla bright purple ; tube naked within ; upper lip nearly 

 entire, clothed with a purple villus. Anthers hirsute. 

 Hob. Gardens, Ac. Nat. of Europe. FL April. Fr. June. 



Obs. This little weed is abundantly naturalized in gardens and 

 cultivated lots, often flowering in midwinter, when the weather is 

 mild. The corolla in the lower cymules is often minute, or Avanting. 



2. L. purpureum, L. Leaves roundish, or oblong-cordate, crenate- 

 serrate, all petiolate, upper ones crowded. 



PURPLE LAMIUM. 



Annual. Stem 4 to 6 or 8 inches high, branched at base; branches ascending, 

 retrorsely scabrous, dark green, or purplish. Leaves half an inch to an inch long, 

 rugose, hairy; lower ones orbicular-cordate, onpetiolesl orl% inches long; upper 

 ones oblong-cordate, on shorter petioles. Cymules approximated in a sort of leafy 

 head, sometimes the lower pair a little distant. Corolla violet-purple, the lower 

 lip spotted ; tube, with a hairy ring at base within; lateral lobes toothed. Antfiert 

 hirsute. 

 Hob. Gardens, &c. Nat. of Europe. FL April. Fr. June. 



