THE PARSLEY FAMILY. 223 



XXXIII. THE PARSLEY FAMILY. 



MATERIAL REQUIRED. 



Harbinger-of-spriiig, Erigenia bulbosa, Nutt., in flower. 



Later in the season, representatives of other genera, such as Osmor- 



rhiza, Heraoleum, Pastinaca, Thaspiuin, Daucus, Ciouta. 

 Fruits of fennel, Foeniculum vulgare,GxTbu.,dil\, Anethum graveolens, L., 



and coriander, Coriandrum sativum, L. (to be procured at the 



drug store). 



HARBING-ER-OF-SPRING. Erigenia bulbosa, Nutt. 

 Distribution and Grcneral Characters. 



I. Record what you have noticed as to the habitat of 

 this species. Does it appear to be indigenous or intro- 

 duced ? 



II. With perfect specimens at hand, study the general 

 features of the plant, noting particularly 



1. The underground stem. Describe its form and struct- 



ure. As a modified stem how is it to be classi- 

 fied?! 



2. The habit of the plant as regards size, branching, 



and any other feature that appears to be charac- 

 teristic. 



3. Leaves. Compare a number of proper foliage leaves 



and describe one that you regard as typical. Notice 



a. The expanded, sheathing petiole. 



b. The extent to which the leaf is compound. 



1 Cf. Gray, Lessons, p. 42 et seq. 



