SPEGAZZINI: NOVA ADDENDA AD FLOEAM PATAGONICAM. 169 



Ohs. Varietas a typo recedens ómnibus partibns brevioribus 

 et gracilioribus, foliis (50-160 mm long. = 1-1,25 mm diam.) 

 et saepe scapis (150-250 mm long. = 1,25-1,50 mm crass.) 

 dense grosseque (ferelepidotis) papilloso-scabris, Flores sem- 

 per nt in typo. 



572. Solenomelus Segethi (Pli.) OIv. = OK., Rev. gen. id1. iii, 2, 

 p. 309. 



Hah. Frequens in pratis aridissimis inter Teka-choiqne et 

 Garren -leofú, aest. 1899-900 (N. Illin). 



573. Zephyranthes melanopotamica Speg., n. sp, 



Diag. Euzephyrantlies ; hulbus ovoideus mediocris fusco-tuni- 

 cahis; folia anguste Unearia praelonga viridiarion synantliia; 

 scapi erecti ± ve elongati teretes glahri; spatJiae elongatae Mfidae 

 Í7ifra médium ± ve longe connatae albescentes; flores soUtarii v. 

 gemini erecti pediceUis spatha hrevioríbus suffulti, periantlúo 

 turhinato mediocri, phyllis oblanceolatis acutiuscuUs álhis, sta- 

 mina inaequilonga glabra duplo superantibus, basi breviter tubu- 

 loso -subcomiatis, squamulis parvis pectinato-ciliatis, stylo lon- 

 giusculo sed incluso ápice trifido donati. 



Hab. In dunis secus Eio Negro, Febr. 1898 (C. S.). 



Obs. Species Z. mesochloae Herb, valde affinis a qna foliis 

 non synanthiis atque squamulis interstaminalibus eximie 

 ciliato-pectinatis sat recedens. Bulbiovoidei (30-35 mmlong. 

 = 20-25 mm diam.) saepius profundis&ime infossi tunicis plu- 

 ribus fuscis vestiti eolio elongato (10-30 cm long. = 1 cm 

 diam.); folia 2-5 equoque bulbo erecta glabra (20-30 cmlong. 

 = 3 mm lat. ) mox evanida ; scapi deorsum purpurascentes 

 sursum virides fistulosi (70-250 mm long. = 3-5 mm diam.); 

 spatlia acrogena solitaria membranosa subbyalino-albescens 

 (35-55 mm long.) basi ± ve breviter tubuiosa (5-20 mmlong. 

 = 6-7 mm diam.), laciniis erectis angustis acutis. Flores ino- 

 dori erecti pedicellis spatlia semper^ etiam postantliesin, brevio- 

 ribus (25-35 mmlong. =1,5 mm crass.) saepius purpurascentibus 

 glabris teretibus suffulti; perigonio (40-50 mm long.) e basi 

 longiuscule obconoideo -tubuloso (15-20 mmlong. )± veaper- 

 to (30-40 mm diam.), phyllis oblanceolatis (8-10 mm diam.) 

 sursum zt ve acutatis deorsum sensim angustatis atque in 

 parte tubulosa perigonii subconnatis, tenuissime 11-13-ner- 

 vibus, albis, basin versus rubicundis sed ungue et costula vire- 

 scente notatis; squamis interstaminalibus petalis oppositis iis- 

 que prope basin adnatis breviter liberis albo-virescentibus 



