412 UMBELLIFER^. [Angelica. Apium. 



A. lineariloba. Gray, 1. c. 7. 347. Brew. & Wats. Bot. Calif. 1. 206. 

 A. lucida. Linn. Spec. 251. Hill, Veg. Syst. G. 14, t. 12, f. 2. Crantz, Umbel. 

 05. Jacquin, Hort. Vindob. 3. 10, t. 24. Lara. Diet. 1. 173. Ait. Hort. Kew. 

 1. 349. Willd. Spec. 1. 1430. Persoon, 1. 310. Spreng. Umbel. 63 ; Roem. & 

 Sdnilt. Syst. 6. 604; Syst. L 916. Torrey, Fl. U. S. 310. DC. Prodr. 4. 108. 

 Hook. PI. Bor.-Am. 1. 267. Beck, Bot. 147. Don, Mill. 3. 323. Torr. & Gray, Fl. 

 1. 020. Eat. & Wr. 127. Dietr. 2. 902. (A very obscure species; from Canada.) 

 A. pinnata. Watson, King's Rep. 5. 120. 



A. tomentosa. Watson, Proc. Am. Acad. 11. 141. Brew. & Wats. 1. c. 265. 

 A. verticiliata. Hook, in Lond. Journ. Bot. 6. 233. Walp. Ann. 1. 350. 

 A. Wheeleri. Watson, Am. Naturalist, 7. 301 ; PI. Wheeler, 9. 

 APIASTRUM angustifoUum. Nutt. ; Torr. & Gray, Fl. 1. 044. Walp. Rep. 

 2.428. Torrey, Pac. R. Rep. 4. 94; Mex. Bound, 71, t. 28. Boland. Cat. 13. 

 Brew. & Wats. Bot. Calif. 1. 259. 



Discopleura capillacea. Hook. & Arn. Bot. Bcechey, 142. 



? LeptocduUs inermis. Hook. & Arn. Bot. Beechcy, 347. 



Helosciadium leptophi/llum, var. (?) lat'ifolium. Hook. & Arn. 1. c. Torr. & Gray, 

 Fl. 1. 607. 



A. laf!foUum. Nutt. ; Torr. & Gray, Fl. 1. 644. Walp. 1. c. 

 APIUM divaricatum. Benth. & Hook. Gen. PI 1. 888 (referring the genus 

 LeptocauUs to Apium). Wood, Bot. & Fl. 140. 



Daucus divaricatus. Walter, 114. Gmelin, Syst. 474. 



Sison pusillum. Michx. Fl. 1. 168. Pursh, 194. Elliott, 1. 3-56. 



Aiiimi divaricatum. Persoon, 1. 308. Poir. Suppl. 1. 310. Muhl. Cat. 30. 



Ligusticum pusillum. Persoon, 1. 315. Spreng. in Roem & Schult. Syst. 6. 555. 



Shim pusillum. Poir. Suppl. 1. 022. 



JEthusa divaricata. Spreng. Prodr. Umbel. 22. Nutt. Genera, 1. 187 & 190. 

 Eat. & Wr. 116. 



Sison divaricatus. Spreng. Spec. Umbel. 113; Roem. & Schult. Syst. 0.411; 

 Syst. 1. 887. 



LeptocauUs divaricatus. DC. Mem. Umbel. 39, t. 10, f. A ; Prodr. 4. 107. Don, 

 Mill. 3. 284. Torr. & Gray, Fl. 1. 008. Dietr. 2. 942. Eat. & Wr. 297. Chapman, 

 161. Wood, Cl.-Book, 387. A. H. Smith, Proc. Acad. Philad. 1867, 19. Gray, 

 Hall's PL Texas, 11. 



LeptocauUs diffusus. Nutt. ; DC. Prodr. 4. 107. Don, Mill. 3. 284. Torr. & 

 Gray, Fl. 1. 608. Dietr. 2. 942. Eat. & Wr. 297. Young, Fl. Texas, 298. 



Spermolepis divaricata. Raf. in Bull. Bot. Genev. 1830, 214 (Litt.-Ber. zu Lin- 

 nsea, 18.33, 82). 



Bahiron divaricatum & dichotomum. Raf. New Flora, 4. 24. 

 A. echinatum. Benth. & Hook. 1. c. 



LeptocauUs echinatus. Nutt. ; DC. Prodr. 4. 107. Don, Mill. 3. 284. Torr. & 

 Gray, Fl. 1. 609. Dietr. 2. 944. Eat. & Wr. 297. Engelm. & Gray, El. Lindh. 10. 

 Torrey, Marcy's Rep. 286 ; Mex. Bound. 70. Gray, PI. Wright. 2. 65 ; Hall's PI. 

 Texas, 11. Young, Fl. Texas, 298. 



A. GRAVEOLENS, Linn. Hook. & Arn. Bot. Beechey, 142. Nutt. PI. Gambel. in 

 Journ. Acad. Philad. 1. 183. Torrey, Pac. R. Rep. 4. 91. Benth. & Hook. Gen. 

 PI. 1. 888. Brew. & Wats. Bot. Calif. 1. 258. 



A. leptophyllum. F. Muel. ; Benth. Fl. Austral. 3. 372. See syn. in DC. Rapp. 

 PI. Ear. Jard. Gen. 3. 7, & Prodr. 4. i05 (under Helosciadium). — "^Qnlh. & Hook. 1. c. 

 Wood, Bot. & Fl. 140. 



