96 CRTycirBR^. (mustard family.) 



S. Coronopus, L. (f) BesMd larri. Leaves 1-3 pinnatisect. 

 Silicles nearly sessile, broader than long, tubercular- Fig. 36. 

 reticulate with dentate margin ; style pyramidal — 

 Spring — Roadsides ; everywhere. 



49. PEL.TAMA, L, Peltakia. 



Sepals spreading, equal at base. Petals with 

 obovate, entire limb. Filaments free, toothless. 

 Silicles somewhat stipitate, papyraceous, thin, or- 

 bicular, indehiscent, 1-celled, netted veined, with 

 prominent margin, 3-4-ovuled but generally 1- 

 seeded ; style none ; stigma dot-like ; seed pen- 

 dulous. — Tall, glabrous, perennial, corymbose herbs, a. Kaceme of Senebiera 

 with white flowers, and silicles on recurved filiform Coronopus in fruit with 



T , ' leaf opposite, 



pedicels. j. silicle magnlfiod 



2 diameters. 



P. augustifolia, DC. If .6 to 1. Root-leaves Yig. 37 

 long-petioled ovate, often cordate at base ; stem-leaves, 

 tapering at base, lanceolate to linear — April to July — 

 Rocky places, in middle zone of mountains ; throughout 



50. CL.YPEOL.A, L. Treacle-Mustard. 



Calyx equal at base. Petals entire. Filaments den- 

 tate appendaged. Silicles obovate to orbicular and el- 

 liptical, indehiscent, 1-celled, 1 -seeded ; stigma retuse ; 

 seeds not margined, flat, pendulous — Annual herbs sindes of 

 canescent with stellate, scurfy wool ; leaves oblong peitaria angus- 

 to linear-spathulate ; flowers racemed, minute, yellow ; WioWs. 



pedicels recurved. 



* Silicles papery^ hirsute ; cell central^ surround^ hy a icing. 



1, C. joiithla§pi, L © .1 to .25. Petals nearly as Fig. 

 long as calyx ; silicles almost orbicular^ slightly retuse at 

 apex ; seed half as broad as cell ; wing entire ; stigma 

 sessile — April to June — Hills and sandy places ; through- 

 out. 



2. C. microcarpa, Moris. .05 to .01. Petals 

 about as long as calyx ; silicles ohovate-elliptical, slightly 

 notched at apex ; seed rather more than half as broad as 

 cell ; wing entire ; stigma sessile — Marchand April— Stony 

 places ; Sinai. ProlaUy only a variety of the last. 



* * Silicles leathery^ echinate with retrorsely harbed hristles ; wings 0. 



2. C. ecliiiiata, DC. © .05 to. 15. Fetdiis scarcely longer thain 

 calyx ; silicles obovate-orhicular, obtuse ; style very short — Spring 

 —Hill country, east and west of Jordan, and northward to Damascus, 

 and eastward. 



4. C lappacea, Boiss. © .1 to. 2. VetaXsticice as long as calyx ; 

 thrice as long as those of our other species ; silicles elliptical, acute^ with 

 long style — Spring — Rocky places ; Antilebanon and eastward. 



