Addenda. 437 



f. pilosella Wiegand, 1. c. 135. — Rhode Island (Simmons). Missouri (Bush 

 n. 6701 — Typus). 



P. 4 57, n.2 47: 0. europaea Jord. f. eymosa (Small) Wiegand, 1. c. 135. — 0. ey- 

 mosa Small. — 0. rufa Small in Britton's Man. (1901) 577. — Xantkoxalis eymosa 

 Small. — Quebec bis Michigan, südwärts bis Nord-Carolina, Tennessee und Missouri. 



f. villicaulis Wiegand, 1. c. 135. — Nova Scotia und Massachusetts bis Michigan, 

 südwärts bis Virginia, Tennessee und Illinois: Michigan, Port Huron (Dodge n. 41 — 

 Typus). 



P. 145, n. 232 et p. 153, n. 238: 0. europaea Jord. var. Bushii Small; Wiegand, 

 1. c. 135. — 0. Bushii Small. — 0. inferior Fedde in Just's Bot. Jahresber. XXXII. 1. 

 (l 905) 41 0. — Xantkoxalis Bushii Small. — X. inferior Small. — Massachusetts (Robin- 

 son, Greenman et Schrenk). Ontario (Dodge n. 42). Michigan (Dodge n. 40). Illinois 

 (Gleason; Chase n. 925). Missouri (Bush n. 30, 315, 3283, 3297, 4032, 6754). 



f. subglabrafa Wiegand, 1. c. 136. — Illinois (Mc. Donald). Missouri (Bush 

 n. 7678). Jowa (Pammel et Ball n. 4 — Typus). 



f. vesfifa Wiegand, I.e. 136. — Massachusetts (Anderson — Typus). Illinois 

 (Lansing n. 2625; Greenman, Lansing et Dixon n. 144", Gleason n.2449). 



P. 1 57, n. 248: 0. grandis Small; Wiegand, 1. c. 136. — Pensylvania (Carey). Distr. 

 Columbia (Steele). Virginia (Small). Nord-Carolina (Magee; Churchill; Biltmore 

 herb. n. 1225a; Beardslee et Kofoid). Kentucky (Kearney n. 11, n.280; Ruth 

 n. 28*2). Ohio (Werner; Lloyd). Illinois (Schneck). 



P. 154, n. 241: 0. Suksdorfii Trelease; Wiegand, I.e. 137. — Oregon. California. 



P. 154, n. 2 40: 0. recurva EH.; Wiegand, 1. c. 137. — Nord-Carolina (Townsend). 

 Süd-Carolina (Robinson n. 188). Georgia (Harper n. 2082). 



P. 145, n. 231: 0. recurva Ell. var. texana (Small) Wiegand, 1. c. 138. — Oxalis 

 texana (Small) Fedde in Just's Bot. Jahresber. XXXII. 1. (1905) 410. — Xanthoxalis 

 texana Small. — Texas (Wright). — Mexiko: Monterey (Canby n. 54). 



P. 1 53, n. 237 u. p. 1 55, n. 242 : 0. recurva Ell. var. macrantha (Trelease) Wiegand, 

 1. c. 138. — O. corniculata var. ? macrantha Trelease in Mem. Bost. Soc. Nat. Hist. IV. 

 (1888) 88. — O. macrantha Small in Bull. Torr. Bot. Club XXIII. (1896) 268, non North 

 Am. Fl. — O. hirsuticaulis Small. — O. Priceae Small. — Xantkoxalis hirsuticaulis 

 Small. — X. Priceae Small. — Kentucky (Price). Tennessee. Alabama (Hatch). 



f. serieea Wiegand, 1. c. 138. — Alabama. 



Var. floridana Wiegand, 1. c. 138. — Xanthoxalis macrantha Small in North Am. 

 Fl. — Florida (Drummond; herb. Eaton). 



Insere p. 196 prope O. lasiopetala Zucc. (n. 361): 0. chasquiensis R. Knuth, spec. 

 nov. — Rhizoma 3 — 5 mm crassum, griseo-fuscum, radieibus longis vel longissimis zh 

 sparsim instruetum, 3 — 7 cm longum, horizontale, ad Collum foliis circ. 8 et peduneulis 

 2 — 3 ornatum. Foliola 3, sessilia, aequalia, utraque facie pilis zb adpressis obsita, 

 margine satis dense ciliata et anguste marginata, basi db euneato-angustata, ambitu 

 obeordata, antice sinu obtuso usque 2 mm incisa, ad 1 2 mm longa et 1 mm lata ; 

 petiolus 4 — 10 cm longus, 1mm latus, parce patule pilosus, quam foliolum multiplo 

 longior; stipulae 4 mm longae, =b lanceolatae, acutae, hirsutae, pro parte petiolo ad- 

 natae. Pedunculi sicut folia basales, cum floribus foliis aequilongi, sine floribus ad 6 — 

 8 cm longi, 1 mm crassi, sicut pedicelli calyxque hirsuti, apice umbellam 2-floram, ge- 

 reutes. Bracteae subulatae, 4 mm longae, acutissimae, dense hirsutulae. Pedicelli fili- 

 formes, 7 — 17 mm longi, dense hirsutuli. Sepala anguste lanceolata, acuta, 8 mm longa, 

 2 mm lata. Petala lutea, 1 4 mm longa, basi longe unguiculata, obovata, sepalis 2-plo 

 longiora. Floris longistylosi stamina stylique puberula. 



Peru: Chasqui (Macbride in Exped. Capt. Marshall Field Fund a. 1923, n. 3288 — 

 Typus in herb. Field Museum!). — Blühend April. 



Insere synonymis 0. articulatae Sav. p. 209, n. 363: O. articulata Sav. var. nodu- 



