328 PATAGONIAN EXPEDITIONS '. BOTANY. 



NOTHOFAGUS ANTARCTICA ULIGINOSA DC. (FagUS uliginOSCl Phil.) 



Leaves undulate-margined, frequently crenulate-toothed ; on both sides, 

 especially on the nerves beneath and on the petioles, finely pubescent 

 with minute, erect hairs. 



(Chili) ; Patagon. In swamps, often as a shrub with small leaves. 

 Nerves 4-5 on both sides. Chubut, in Andine woods. 



2. N. MONTAGNEI (Humb. & Jacq.) Reiche. 



Older branches cinereous, younger purple, these with short, golden 



hairs on one side. Leaves shortly-petioled, ovate, 

 obtuse, basi-truncate, coriaceous, shining, pale under- 

 neath, very reticulate, 4-5-lobed and crenate. Lat- 

 eral nerves 3-4 on each side. Involucral lobes 4, 

 oblong, scarcely appendaged. Nutlets winged, 3 in 

 Nothofagusmontagnei. each involucre, not ciliate. Leaves smaller than in 



Leaves and (to right) invo- yy antarctica (Fig. 60). 

 lucre. (After Dusen. ) , . ,\ 



Chonos Archip. 



3. N. OBLIQUA (Mirb.). 



Leaves deciduous, plicate in vernation, elliptical or ovate, obtuse, 

 irregularly biserrate, the base entire, pilose on the nerves, 18-36 mm. 

 long and half as broad, the teeth varying in the same leaf. Male peri- 

 anth sinuately lobed, anthers longer than the filaments. Fruit ovoid, its 

 scales ovate-lanceolate, not spreading. 



Chili to Magellan, replacing N. antarctica in Chili, and reaching the 

 sea-level at Magellan. Native name "Roble." 



4. N. PROCERA (Poepp. & Endl.). 



Leaves oblong, more rounded at base than at apex, shortly and hirtly 

 petiolate, rather large to 10 cm. long, biserrate with 3-4 rather large den- 

 ticulate crenae, glabrous on upper, pubescent on under surface, margin 

 ciliate. Flower? Fruit? Lofty tree. "Rauli." 



(Chili); Patagonia? 



5. P. PUMILIO (Poepp. & Endl.) Blume. 



Perhaps a variety of N. antarctica with leaves regularly bicrenate, or more 

 closely and deeply serrate, and pubescent on both surfaces. "Species 

 most distinct from N. antarctica." (Speg.) 



