Plectranthus. | XCIII. LABIAT2, 79 
the 2 upper lobes broadly obovate, the 2 lateral ones very much smaller ; 
the lower lobe or lip twice as long as the upper one and very concave. 
— Benth. in DC. Prod. xii. 66. 
Queensland. Endeavour river, Banks and Solander; Rockingham Bay, Dallachy. 
5. COLEUS, Lour. 
Fruiting-calyx usually declinate or reflexed, the upper tooth broad, 
scarcely decurrent, the lateral ones truncate or acute, the two lower 
usually longer, more connate and acute. Corolla-tube longer than the 
b : 
oat-shape 
Stamens 4, more or less connate in a tube round the style; anther-cells 
oth.—Herbs 
eats sometimes growing into opposite variously branched cymes, 
ormin 
The genus extends over tropical Asia and Africa, the only Australian species being 
a d the same as a common one in the Archipelago, although represented by 
2 emic forms or varieties, which however require further investigation. 'The genus 
Hers from Plectranthus chiefly in the monadelphous stamens. 
undershrub, the typical form pubescent or nearly glabrous, with slender 
toothe re or less purple underneath in the typical form, bu 
varying much in the Australian varieties, most] to 3 in. long 
Flowers rather small a ume at first, in rather compact false- 
the flowering ssn the two primary branches on each side lengthen 
ately, converting the false-whorl into two opposite sessile once 
orked cymes, with the pedicels arranged along eac branch. Cal 
i afterw 
end where they form i small points. Corolla-tube slender, slightly 
gibbous at the base, then abeupaly bent down, the throat dilated espe- 
