THE TASMANIAN FLORA. 149 



condensed into an oblong liead 1-2 inches long. Calyx 2-3 lines long. Corolla 

 nsnally purple, and nearly ^ inch long, rarely pale or even white. 



Very common. Probably indigenous, but also introdaced with cultivation. 

 In New South Wales, Victoria, and South Australia. The species has a 

 distribution about as wide as the order. Fl. spring to autumn. 



4. SCUTELLARIA. 



Calyx with two entire lips, the upper one bearing on its back a small scale-like 

 protuberance. Corolla-tube long; lobes in 2 lips, upper one somewhat 

 hood-shaped, the lower one short and spreading. Stamens 4, situated under the 

 upper lip. Anthers ciliate. Style 2-lobed, but the upper one very short. Nuts 

 with a rough surface. 



The genus is small, but widely distributed in tenaperate parts, and principally 

 in the Northern Hemisphere. 



S. HUMiLis, It. Br. A perennial, with a creeping rootstock and ascending 

 stems, seldom more than 4-6 inches high, very slightly pubescent or glabrous. 

 Leaves stalked, the lower ones broadly cordate, the upper ones narrow-ovate, 

 entire or obscurely toothed, mostly |-1 inch long. Flowers solitary in the axils, 

 shortly stalked. Calyx l|-2 lines long. Corolla 3-4 lines long, lower lip rather 

 longer than the upper one. 



Rare in moist places, principally in the north ; also New South Wales, Victoria, 

 South Australia, and Queensland. Fl. Sept.-Dec. • 



5. MARRUBIUM. 



Calyx with 5 or 10 teeth. Corolla-tube short, 2-lipped ; upper lip erect, 

 notched, or bifid ; lower lip spreading, 3-lobed. Stamens 4, enclosed in 

 the tube. Nuts round. 



The genus belongs to Europe and Northern Asia. The common species 

 has been introduced throughout the ternperate world. 



M. vuLGAEE, Linn. An erect branched perennial 1-2 feet high, very 

 pubescent. Leaves 'orbicular, stalked, obtuselj'" toothed, wrinkled on the 

 surface. Flowers numerous, in dense clusters in the leaf -axils. Calyx-teeth 

 10, recurved. Corolla white, slightly exceeding the calyx ; upper lip 

 narrow, split nearly to its base into 2 lanceolate acute lobes. 



Introduced, and widely dispersed. Fl. spring and summer. 



6. STACHYS. 



Calyx 5-toothed. Corolla-tube shorter or longer than the calyx ; lobes in 

 2 lips (upper one erect, entire, more or less hood-shaped ; lower lip longer, 

 spreading, 3-lobed). Stamens 4, lying under the upper lip. Nuts smooth, 

 round. 



The genus is found throughout temperate climates in the Notthern Hemi- 

 sphere. It is only represented in Australia by an introduced species. 



S. ABVBNSis, lAnn. A small erect annual, branched at the base, with 

 simple stems, mostly 6 inches to 1 foot high, pubescent. Leaves ovate, 

 obtusely toothed, the lower ones stalked, |-J inch long. Flowers clustered 

 in the axils. Calyx about 3 lines long, the lobes lanceolate, acute, as long 

 as the tube. Corolla hardly longer than the calyx. 



Introduced, and widely dispersed. Fl. spring and summer. 



7. PROSTANTHERA. 



Calyx with 2 entire lips. Corolla-tube short ; the lobes in 2 lips (upper lip 

 erect,' usually short, slightly concave, broadly 2-lobed,; lower lip spreading, 



