250 BORAGINACE^E 



spikes which are at first recurved but gradually become erect. Introduced. 

 A very showy plant when in full flower, but in many places becoming trouble- 

 some. Viper's Bugloss. Blue Thistle. 



6. LYCOPS1S. Linn. Bugloss. 



(From the Greek AVKOJ, a wolf, and oi^t? , a face ; from a fancied resemblance 

 to the head of that animal.) 



Calyx 5-cleft. Corolla funnel-form, with a curved tube; 

 the mouth closed with convex connivent scales. Nuts perforate 

 at the base. 



L. arvensis Linn. : leaves lanceolate, repand-denticulate, very hispid ; 

 lower ones tapering into a petiole ; upper sessile, subclasping ; calyx erect 

 while in flower, about as long as the tube of the corolla. Anchusa arvensis 

 Lehm. 



Sandy fields. N. Y. and Mass. June, July. (). Plant very hispid. Stem 

 12 18 inches high. Flowers small, bright blue, in one or more leafy racemes. 

 Introduced from Europe. Small Bugloss. 



7. MYOSOTIS. Linn. Scorpion Grass. 



(From the Greek fvj, pvos , a mouse, and ovs , UTOS , an ear ; in allusion to the 

 shape of the leaves.) 



Calyx 5-cleft or 5-parted. Corolla salver-form ; tube short ; 

 limb flat; orifice closed with short connivent scales. Nuts 

 smooth or rugose, with a cavity at the base. 



1. M. caspitosa Schultz : stem terete, erect, branching, appressed pubes- 

 cent ; leaves linear-oblong, obtuse ; calyx 5-cleft, appressed-hairy, shorter 

 than the pedicels, spreading when in fruit; style very short. (Z?.C.) 



var. laxaD.C.: smoothish; pedicels longer. M. laxaLehm. M. palus- 

 Iris Torr. 



Ditches and wet grounds. Can. to Virg. W. to Miss. May Se.pt. ? Stem 

 12 18 inches high, slender, erect or oblique, branching above, smooth or 

 sprinkled with a few appressed hairs. Leaves 1 3 inches long, the upper sessile, 

 the lower often petioled. Flowers very small, bright blue, in racemes which are 

 at length elongated. Marsh Scorpion Grass. 



2. M. stricta Link : stem erect, simple or branched, hispid-villous ; leaves 

 oblong, obtuse ; racemes leafy at base ; fruit-bearing pedicels erect, shorter 

 than the calyx ; calyx 5-parted, closed when in fruit, clothed with divari- 

 cate hairs ; tube of the corolla included. (D. C.) M. arvensis Reich. M. 

 verna Nutt. 



Sandy fields. Can. to Virg. W. to Miss. May, June. . Plant grayish- 

 pubescent. Stem 4 10 inches high, at length branching. Flowers very small, 

 -"white, in terminal racemes which are elongated when in fruit. 



Field Scorpion Grass. 



8. ECHINOSPERMUM. ZAz,_ Stickseed. 



(From the Greek c^ivoj, a hedgeliog, and cnr^o/ja, seed ; the fruit being covered 

 with prickles.) 



Calyx 5-parted. Corolla salver-form ; throat closed by short 



