152 CRUCIFER.E Parrya. 



broadly winged. — R. Br. 1. c. 270. Cardanune nudicaulis, L. Spec. ii. 654. Arahis nudi- 

 caulis & Hesperis scapigera, DC. Syst. ii. 240, 4.')4. Neuroloma nudicaule & scapigerum, 

 DC. Prodr. i. 156. Parrya nudicaidis, 'Regel, Bull. Soc. Nat. Mosc. xxxiv. pt. 2, 176. — 

 Alpine peaks of the Uiuta Mountaius, Utah, Watson; Alaska, from the Shumagin Islands, 

 Harrington, to the Arctic Coast. (Kamtschatka to Arctic Russia, Thibet, and Afghanistan.) 



§ 2. Phcenicaulis. Scape leafy : stigma nearly entire and capitate : seeds 



immarginate ; cotyledons obliquely accumbent. — Nutt. (as genus) in Torr. & 



Gray, Fl. i. 89. 



p. Menziesii, Greene. Caudex stout ; the branches covered with remains of dead leaves : 

 leaves spatulate or oblanceolate, acute or obtuse, densely tomeutose both sides with fine 

 stellate pubescence, entire, 1 to 4 inches long ; the petioles often nearly glabrous : scapes 

 twice longer tlian the leaves, nearly glabrous ; bracts sessile, oblong to liuear-lanceolate, 

 acute or obtuse ; raceme many flowered : pods spreading, 1 to 2 inches long, attenuate to the 

 slender style, glabrous, 2-4-seeded. — Fl. Francis. 253. Hesperis Menziesii, Hook. Fl. Bor.- 

 Am. i. 60; Hook. & Arn. Bot. Beech. 322, t. 75. Phanicaidis cheirantJioides, Nutt. 1. c.^ 

 Cheiranthus Menziesii, Benth. & Hook. Gen. i. 68; Brew. & Wats. Bot. Calif, i. 35. — From 

 the Lower Columbia River and E. Oregon to N. W. Nevada, and in the mountains to Alpine 

 Co., California. 



Var. lanuginosa, Watson, u. var. Pubescence more loose and woolly. — Lower 

 Columbia Valley east of the Cascades, Douglas, Suksdorf; near the mouth of the Chelon, 

 Watson; and in Sierra Co., Calif., Lemmon. 



41. LEAYENWORTHIA, Torr. (Br. M. C. Leavenworth, U. S. A., 



the discoverer of the first species, a botanist and early collector in Florida, 



Louisiana, and Ai'kansas.) — Species very similar in habit. Peduncles all radical 



and 1 -flowered (1 to 6 inches long) or branching (a span high or less), with one 



or two leaves toward the base, and decumbent. Seeds with a firm thick testa, 



very minutely tuberculate. — Ann. Lye. N. Y. iv. 87 ; Gray, Gen. 111. i. 139, & 



Bot. Gaz. V. 25. [By S. Watson.] 



* Cotyledons round-cordate ; radicle straight. 



Li. alirea, Torr. Leaves with few (1 to 7 ) mostly sinuate lobes : petals emarginate, 4 to 6 

 lines long, " yellow " or white to purplish with a yellow base : pod not torulose, oblong to 

 linear, 5 to 12 lines long including a slender style 1 or 2 lines long, 4-14-seeded. — Torr. 

 1. c. 88, t. 5, f. 1-8; Gray, Gen. 111. i. 140, t. 57. L. Michauxii, Gray, Man. ed. 2, 31, in 

 part. — N. Alabama, Leavenivorth, Hatch, Peters ; Tennessee, Buclclei/ ; " Fort Towson," 

 Arkansas, and at "Irish Bayou settlement," N. W. Texas, Leavenivorth. 



* * Cotyledons broad-oval ; radicle applied very obliquely to their base 



L. Michaiixii, Torr. Leaves with usually numerous (7 to 15) acutely toothed lobes: 

 petals subtruncate, 2 to 4 lines long, white with a yellowish claw or purplish : pod not 

 torulose, oblong to linear, 6 to 15 lines long, with a short stout style (a line long or less), 

 4-18-seeded: seeds rather larger. — Torr. 1. c. 89, t. 5, f. 9-11; Gray, Bot. Gaz. v. 26.2 

 Cardamine H?(//7om, Michx. Fl. ii. 29. — Tennessee, about Knoxville, Michaux, and near 

 La Vergne and Nashville, Gattinger; barrens of Kentucky, Short ,■ Clarke Co., Indiana, 

 Coidter ; St. Louis Co., Missouri, Letterman. 



L. stylosa, Gray, I.e. Leav^ usually about 7-lobed : petals yellow, emarginate, 4 lines long : 

 pods not torulose, oblong, 4 to 8 lines long, not including the slender style (2 to 4 lines long), 

 6-8-seeded. — In wet places in cedar barrens near La Vergne, Rutherford Co., Tennessee, 

 Gattinger. 



L. torulosa, Gray, 1. c. Leaves few-many-lobed : petals purplish with a yellow base, 

 emarginate, 3 or 4 lines long: pods torulose even when young, linear, 8 to 15 lines long 



1 Add syn. Phcenicmdis Menziesii, Greene, Bull. Torr. Club, xiii. 143, 



2 Add syn. L. uniflora, Britton, Mem. Torr. Club, v. 171. 



