GRUGIFEEM. 231 



carinate ; septum narrow membranous, ribless ; style somewhat 

 short ; stigma terminal, emarginate. Seeds many, 1-seriate oblong 

 subcompressed immarginate. — An erect herb, annual or 2-ennial, 

 branched ; radical leaves pubescent or shaggy (hairs simple), runci- 

 nate-pinnatifid ; cauline leaves subsimilar ; racemes 1 terminal, 

 elongated after flowering ; pedicels filiform elongated ebracteate" 2 

 (New Mexico 3 ). 



9. Macropodium R. Br. 4 — Sepals lax, equal at base. Petals 

 elongated, long-tapering at base. Anthers elongated twisted. 

 Glands thick. Siliqua pedicellate elongated rather wide ; valves thin, 

 flat, veined ; septum membranous, 2-ribbed ; stigma sessile, small. 

 Seeds almost of Cheiranthus. — A tall glabrous herb ; s leaves alternate, 

 long-petiolate ovate-lanceolate, serrulate or subentire ; flowers 6 sub- 

 sessile in dense spikes (Altai 7 ). 



10. Leavenworthia Torr. 8 — Sepals and petals cuneiform, equal. 

 Siliqua oblong-linear ; valves thin subinflated, obtusely contracted 

 between seeds ; septum hyaline 1 -ribbed areolate ; style subulate ; 

 apex stigmatiferous 2-dentate. Seeds 1-2-seriate orbicular-com- 

 pressed, winged at margin ; embryo compressed ; cotyledons auri- 

 culate at base ; radicle short, conical, " straight." — Low annual 

 herbs ; leaves pinnatifid-lyrate ; flowers 9 solitary or loosely racemose, 

 on scapes (North America™). 



11? Loxostemon Hook. f. & Thoms. 11 — "Sepals patulous, 

 equal at base. Petals unguiculate, broadly spathulate. Filaments 

 of longer stamens thick, bent abruptly at apex. Siliqua linear ; 



1 Flowers white. 8 In Ann. Lye. N. York, iii. 87, t. 5. — Torr. 



2 "A genus scarcely distinct from Aralis." &Ge., Ft. N.-Amer., i. 89.— A. Gray, Gen. III., 

 (B. H., loc tit.) t. 57.— Eni>l., Gen., n. 4862.— B. H., Gen., 70, 



3 Spec. 1. D. runcinatum A. Gray, loc. cit. — - n. 16. 

 Walp., Ann., iv. 191. 9 Yellow. 



4 In Ait. Hort. Keiv., ed. 2, iv. 108.— DC, 10 Spec. 2, 3 (1 ex A. Gray). Walp., Rep., 

 JProdr., i. 149.— Endl., Gen., n. 865.— B. H., i. 139. 



Gen., 69, n. 11. " In Journ. Linn. Soc, v. 147. — B. H., Gen., 



5 " Habit of Stanleya;" leaves plantain-like. 70, n. 14 (whence the characters are taken). 



6 White, rather large. 



7 Spec. 1. M. nii-ale R. Br., loc. cit. — Hook., 

 Lot. Misc., t. 67. 



