540 ADDENDA et CORRIGENDA. 



rica borealis. — Valde afflnis R. corniculatae (R. lon- 

 girostri EU.), teste Gray. 



51. g-. R. GRACILENTA Gray. Monogr. of Rhyncho- 

 spora in Annals of the Lyceum of N. York 3. 215. Cul- 

 niis foliisque gracillimis ; corymbis minimis, subconfer- 

 tis; terminaii subsessili ; lateralibus exserte peduncula- 

 iis ; nuce laevi, ovata (vel orbiculato-ovata), lenticulari, 

 setis sursum hispidulis breviore; tuberculo subulato, 

 basi dilatato, nucem subaequante. Gray. R. fusca Gray. 

 Gram. et Cyp. 1. n. 93. [ejccl, syn.) — America borea- 

 lis. — Est forsan R. distans Vahl., sed longe diversa a 

 Schoeno distante JMlch. (Gray.) Conf. cum iila. 



51. A. R. CEPHALANTHA Gray. Monogr. of Rhyncho- 

 spora in Annals of Ihe Lyrenm of N. York 3. 218. Ca- 

 pituiis axillaribus terminalibusque, subglobosis, multi- 

 floris, interdum geminatis; spiculis oblongo-lanceolatis ; 

 nuce laevi, orbiculato-obovata, Icnticulari, submarginata, 

 basi attcnuata, tuberculum subulatnm acquante ; setis 

 sursum vel retrorsum hispidis; nuce duplo longiore. Gray. 

 — America borealis. — Arcte afOni.s R. glomeratae, 

 sed major et robustior; nucc majore marginata sat di- 

 stincta. (Gray.) 

 Pag. 303. lin. 7. adde: 



58. R. DODECANDRA Raldw. apiid Gray. Monogr. of 

 Rhynchospora in Annals of thc Lyceum of iV. York 

 3 *) 



59. R. MEGALOCARPA Gray l. C 



60. R. PYCNOCARPA Gray. l. c. 



61. R. BaldwiNII Gray. l. c. 



62. R. FASCICULARIS Nuit. Gen. 1. 33. Gruy. l. c. 



63. R. PANICULATA Gray. l. c. 



64. R. OLIGANTHA Gray. l. c. 



65. R. SEMIPLUMOSA Gray. l. c. 



— 328. lin. 37. loco: Carex uliginosus, lege: Carex uligino!«a. 



— 341. lin. 30. loco: Carex lithospermus, lcge: Carex litho- 



sperma. 



— 368. lin. 33. (Carex dioeca Linn.) adde : IVahlenb. Lapp. 223. 



Ejusd. Suec. 2. 585. 



— 368. lin. ult. (Carex dioeca Linn.) adde: Succia, Lapponia. 



— 369. lin. 22. (Cai"cx Davalliana Smith.^ addc: montes Car-- 



patici. 



— 370. lin. 5. (Carex pulicaris Linn.) adde: VVahlenh. Suec. 



2. 585. 



— 371. lin. 22. (Carex capitata Linn.) adde: IVahlenh. Lapp. 



223. Ejusd. Suec. 2. 584. 



*) Grayi Dissertatio de Rhynchospora eheu soluin incompleta mihi 

 suppctebat. 



