SPEGAZZINI: NOVA ADDENDA AD TLOEAM PATAGONICAM. 263 



Hah. In aridis saxosis inter S. Julián et Rio Deseado nec 

 non secus Golfo de S. Jorge, veré 1898 et aest. 1899 (C. A,). 



Ohs. Radix verticalis praelonga gracilis (20-25 cm long. = 

 2-2,5 mm crass. ) sublignosula cortice sordide pallideque ochra- 

 ceo, in sicco ruguloso, vestita, simplex subebarbata; rami e 

 eolio sat numerosi prostrato-rosulati apicem versus non v. 

 modice arcuato-adscendentes elongati gráciles (5-25 cm long. 

 =^1-1,5 mm crass.), pilis parvis adpressis, praecipne apicem 

 versus, pubescenti-cani, internodiis longitudine valde ludenti- 

 bus (10-50 mm long.) saepe sub nodis annulo parum manife- 

 stó pilorum atrorum ornatis; folia (20-30 mm long. ) subradica- 

 lia confertiuscula, cetera remota, tota ±: ve adpresse pube- 

 scenti-v. subvilloso-incana saepeque subargentea, stipulis 

 anguste lanceolatis basi breviter (inferís) v. brevissime (supe- 

 ris) connatis integris acutis (2-4 mm long.), petiolis (seu fo- 

 licrum rachidibus) gracilibus erectis ad médium usque v. 

 parum infra nudis superne sublaxe folioliferis, foliolis oppo- 

 sitis internodiis petiolaribus duplo triplove longioribus ellipti- 

 co-obovatis (3-6 mm long. = 1,5-4 mm lat. aprt.) membra- 

 náceo -subcrassiusculis firmulis viridibus utrimque adpresse 

 villoso-v. pubescenti-canis, semper eximie complicatis, ápice 

 obtuse rotundatis non v. vix retusis deorsum modice cuneatis 

 brevissime petiolulatis estipellatis,mediis saepius submajoribus, 

 s^^premis (rarius infimis) leniter minoribus. Racemi 5-7-flori, 

 ante antliesin contracto -capituliformes (8-10 mm diam. ) post 

 antbesin, raclii parum elongata, subrelaxato-spicati, jDedicello 

 dimidium folium fulcrans vix aequante (10-20 mm long. = 

 0,75 mm crass.) terete pubescenti-canescente suffulti, erec- 

 tiusculi; flores sessiles v. subsessiles bracteola lineari-sublan- 

 ceolata (2,5-3 mm long. ) acuta albo -pubescente fulti, parvi 

 (8,5-9 mm long.), calyce anguste turbinatulo (7-7,5 mm long. 

 = 2,5 mm diam.) dense adpresseque atro-v. badio-pubescente 

 (pilis albis paucis, saepe nullis, additis) 5-fido lobis anguste 

 linearibus acutis (4 mmlong. ) tubo vix longioribus, corolla 

 flava (an in sicco tantum?) glabra calycem vix superante, 

 vexillo alisque carinam superantibus, staminibus glabris, 

 ovario dense pubescenti- cano. Legumina matura subglobosa 

 (10-12 mm long. =8-9 mm diam.) valvis rigidis coriacellis 

 (sed non lignosis) pallidis obsolete (sub lente) transversim 

 substriatis it ve dense adpresse v. patule albo-villosis, sessilia 

 V. pedicello brevissimo (0,5- 1,5 mm long.), calyce pallido 



