60 CRTJCIFERiE. (MDSTAJID FAMILY.) 



28. FIBIGIA, 24 Pods elliptical, 0.02 m. long ; seeds X, winged. Flowers yellow. 



29. AUBRIETIA, If Pods elliptical, 0.01 m. long, pubescent. Leaves scattered. Flowers 



pinkish-purple, 



30. COLUTEOCARPUS, 1(! Pods ovate, 0,02 ni. long, glabrous. Root-leaves resetted. 



Flowers white. 

 * * Pods less than 0.01 m. long, lenticular, elUjitical, globular, or orbicular, 



31. KO^NIGA. 2^0 Pods orbicular, flattened. Flowers white. 



32. ALYSSUM, If © Pods orbicular, or lenticular, flattened. Flowers yellow, or 



yellowish-white. 



33. DRABA. If Pods lenticular, or elliptical. Petals entire, or notched, yellow, or white. 



34. EROPHILA. If Pods ellip.ical. Petals 2-lobed or parted, white. 



Tribe V. CAMESilNE.E. Pods oblong-linear, ovate, obovate, or orbicular. Seeds 

 in 2 rows. Cotyledons incumbent, 



33. LEPTALEUM, © Pods oblong-linear. Dwarf, 0.05 to 0.10 m. Glabrous plants. 



36. CAMELINA, © Pods ovate, obovate, or orbicular. Tall, 0,30 to 0,50 m. 



Series B. Valves flattened contrary to partition. 



Tribe VI. LEPIDINEiE. Pods ovate, obovate, obcordate, orbicular, or elliptical; 

 valves boat-shaped. Cotyledons incumbent, conduplicate, or convolute. 



37. CAPSELLA. ® Pods obcordate, < r ovate, wingless; seeds numerous. 



38. LEPIDIUM. If (D © Pods ovate, elliptical, or orbicular, wingless, rarely winged. 



Stamens 4 or 2, Flowers minute, white, or yellow. 



39. .(ETHIONEMA. 2^ © Pods obcordate or ovate, winged. Flowers pink, purple, 



or rarely white. 



Tribe VII, THliASPII>E.E. Pods composed of twin, orbicular cells, or oblong, 

 ovate, obovate, obcordate, or obtriangular. Cotyledons accumbent. 



40. BISCUTELLA. © Pods composed of twin, orbicular cells. 



41. IlELDREICHIA. 2f Pods obovate-truncate, broader than long. Alpine plants. 



42. THLASPI. d) © Pods obcordate, or oblong. Flowers racemed, sometimes irregular, 



43. IBERIS. (D © Pods ovate, obcordate, or obovate-horned. Flowers in umbels, irregular. 



44. TEES D ALIA. © Pods obovate, keeled, winged. Flowers racemed, minute, wljite, 



45. CARPOCERAS, (D Pods obtriangular, horned. 



Suborder 111. NUCAMENTACEiE. Pods indehiscent, twin, or sinple nutlets,, 

 wingless, or winged. 



Tribe VIII. SENEBIERIE^E. Pods twin, 1-celled nutlets. Cotyledons narrow, 

 incumbent. 



46. SENEBIERA. (2) © Pods broader than long, rough-tubercled. 



Tribe IX. ISATII>E-E. Pods single nutlets, winged or wingless, 1 celled with 

 1-2 seeds, or 2-4-celled with 1 seed in each cell. 



* Pods winged. 

 t Cotyledons accumbent. Pods orbicular, or obovate. 



47. PELT ARIA. If Pods large, 0.01 m. Stamens not appendaged. Tall, glabrous herbs. 



48. CLYPEOLA, © Pods small, 0.004 m. or less. Low, canescent herbs. 



t t Cotyledons incumbent. Pods ovate, oblong, or linear, 

 49 TSATIS. if © Pods bony or horny, with leathery or papery wings, 

 I t t Cotyledons wrinkled lengthwise. Pods ovate. 



