XCIV. BORllAGl^ACEiE. 429 



34. MOLUCCELLA. 



Brought from tlio Molucca lalanda, &c. 



Calyx campanulate, very large, the margin expanding, often 

 repand-spinose ; cor. much smaller, included within it. 



M. L^vis. MoUtcra Balm. S/n/l Flvurr. — SI. ascrndin"^, subsimple, gla- 

 brous ; /;-.s-. petiolate, roundish-ovate, dentate; /7.s. in a terminal, lealy raceme; 

 cal. campanulate, equally 5-toothed, nearly twice longer than the corolla, teeth 

 awnless. — (T) Syria. A curious plant in gardens, smooth in all its parts and of 

 a glaucous green, 1 — 21" high. It is chiefly remarkable for its ample, bell- 

 shaped calyx, in the bottom of which is seated the yellowish-green flower. 



Tribe 9. AJUGOIDEJB. — Corolla upper lip very short, or split to the base, 

 or rarely erect and vaulted, lower lip longer. Stamens ascending, much 

 exserted. Achenia reticulately rugose. 



35. TRICHOSTEMA. 



Gr. Opi^, rpiKos, hair, OTTj/za, a stamen ; for its long, hair-like stamens. 



Catyx resupinate, oblique, unequally 5-cleft ; upper lip (lower by 

 the twisting of the peduncle) of 2 short, acute teeth, lower (at length 

 tlie upper) twice us long. 3-toothed ; cor. tube slender, very short, 

 unequally 5-cleft, lobes oblong, declined ; sta. much exserted, lower 

 ones longer. 



T. DiciiOTOMA. Blue-curls. 



Lis. oblong-lanceolate, attenuate at base, obtuse, entire, pubescent; jls. 

 resupinate ; sta. very long, exserted. — Found on dry or rocky hills and in 

 sandy soils, Mass. ! to Md. ! Ga., La., 111. An interesting plant, a foot high. 

 Stem obtusely 4-angled, hairy, bushy. Branches opposite, divided, the upper 

 pair generally forming a dichotomous division of the stem. Leaves petiolate, 

 of a rhombic, ovate-lanceolate form. Flowers axillary and terminal, becoming 

 inverted by the twisting of the petiole. Corolla purple. Stamens slender, of a 

 delicate purplish hue, gracefully bending trom the lower lip of the corolla to 

 the upper, forming a beautiful arch. Aug. 



36. TEUCRIUM. 



Teucer, the founder of Troy, is said by Pliny to have first employed it medicinally. 



Calyx subcampanulate, and subregular, in 5 acute segments ; co- 

 rolla with the 4 upper lobes nearly equal, the lowest largest, roundish ; 

 stamens exserted from the cleft in the upper side of the tube. 



T. Canadense. Wild Germander. 



Plant erect, hoary-pubescent ; Ivs. lanceolate, acute, serrate, petiolate ; brads 

 linear-lanceolate, longer than the calyx ; spike long, of many crowded vertices 

 of flowers; upper teeth of cal. broader. — % Can. and U. S., fields and roadsides. 

 Stem about 2f high, simple or branched, square, with concave sides. Leaves 3 

 times as long as wide, somewhat rounded at base, green above, hoary with down 

 beneath. Bracts longer than the calyx. Flowers disposed in axillary verticils, 

 each of 4 — 6. Calyx with 5 broad, nearly equal segments, the 2 lower ones 

 narrower. Corolla purplish, apparently without the upper lip, instead of which 

 is a fissure through which the stamens are exserted. July. 



(i. Virfiinicum. Upper Ivs. ovate-oblong, nearly sessile ; bracts about as long 

 as the calyx. — Habits similar to the last. 



Order XCIV. BORRAGINACE^.— Borrageworts. 



JJt'rhs. fihriihs or f?-ef~<!, with round Ffems and l)ranphes. 



/-?•< alternate, often rougli with stitlhairs w liicli are scale-like and indurated at base. [flowers expand. 



Stip. none. Spikes, racemes or rorvmbs generally secund, and circinate before flowering, evolving as the 



F/s. of the cyanic series, white, blue, red, &c.. rarely yellow. 



Cfl/.— Sepals 5, regular, more or less united at base, peiisisfent 



Cor.— Petals 5, regular (very rarely iireguhu), united at ba-^e, hj-poK^Tious. imbricate in {estivation. 



