CLASS v.— PENTANDRIA. 



Order 1. — Monogynia. 



f Flower monopetalous^ inferior^ seeds 4, naked. 



ASPERIiOLl^. 



168. HELTOTROPIUM. Z. (Turnsol.) 



Calix tiibiilous, 5-tootln'd. Corolla salver- 

 shap.'d, 5-rlfrt, with 5 intermediate teeth or 

 plaits; orifice of the tube naked. Stigma emar- 

 ginaie. 



Spikes recurved, flowers Inclined to one side. 



Species. 1. // indicum. Apparently native, in the 

 warmer states. 2. curansavicnm. 3. europ<ieiim? Around 

 Harper's Ferry, (Viigima.) On the banks ot'ihe Shenan- 

 doah. Flowers white". Leaves hoary. This genus exists 

 principally in the warmer parts of South America, (Pera 

 and the West Indies) and Jndia, there are also some spe- 

 cies in Africa, and 2 in Europe. A few of the species are 

 crnamenial and odorous. 



169. MYOSOTIS. i. (Scorpion-grass.) 



Calix 5-cieft. Corolla salver-formed, tube 

 short, border flat, 5-lobed, lobes subemarginate; 

 orifice closed with 5 convex, connivent, squa- 

 mulae (or small scales.) Stigma l. Seed smooth 

 or scabrous. 



Flowers m(.stly disposed in terminal one sided spikes. 



Species. 1. J\L scorpioides. ^. arvensis. 3. virginiana. 

 4. Lappula. 5. *glomerata. Seeds rugose; leaves spalhu- 

 late-linear, on the stem rather acute, hirsute; spikes pe- 

 dunculate, axillary, con.^lomerate, bifid, sessile above; ca- 

 lix extremely hispid; lobes of the corolU entire. 



