CLASS V. ORDER L 21 



LiTHOSPERMUM. Calyx S-parted : corol funnel- 

 form, With an open throat : seeds ovate, pointed, 

 stoney : stamens and pistils inclosed. 41. 42 — offi- 

 cinale^ (stone-seed, or gromwell) seeds smooth. %.. 

 y.—arvense^ seeds wrinkled. 



Cynoglossum. Calyx 5-parted : corol funnel- 

 form, vaulted, throat closed : seeds depressed, af- 

 fixed laterally to the style within. 41. 42 — officinale^ 

 (hound-tongue) leaves sessile. 2/ .p. — amplexicaule^ 

 upper leaves clasping. %, w. b. 



Anchusa. Calyx 5-parted : corol funnel-form, 

 vaulted, throat closed : seeds marked at the base, 

 and their surface generally veined. 41. 42 — officii 

 nalia^ (bugloss) spikes one-sided, leaves lanceo- 

 late. >2 . e. 



Myosotis. Calyx half-5-cleft : corol salver- 

 form, curved, 5-cleft, vaulted, throat closed, the 

 lobes slightly emarginate : seeds smooth or echi- 

 nate. 41. 4,2'~-'Scor/iioides (scorpion grass) racem-? 

 ed, leaves lance-oval. If.b. 



Heliotrotium. Calyx tubular, 5-toothed : co- 

 rol salver-form, 5-clcft, with teeth or folds between 

 the divisions ; throat open. (Spikes recurved, in- 

 volute.) 41. 42. — indicuin (turnsole) leaves heart- 

 ovate, acute. (2). b. e. 



Onosmodium. Calyx deeply 5-parted : corol 

 oblong, somewhat bell-form, with the acute divis- 

 ions converging, the upper pari of the corol being 

 ventricose and half-5-cleft, throat open : anthers 

 sessile enclosed : styles exsert. (Spikes revolute.) 

 41, 42 — histiidum^ (false gromwell) leaves oval- 

 lanceolate, papillose-punctate. 



BoRAGo. Corol wheel-form, the throat closed 

 with rays. 41. 42 — officinalis^ (borage) leaves al- 

 ternate, e. 



Symphitum. Limb or upper part of corol, tubu- 

 Isr-sweliing, the throat closed with subulate rays. 



