298 PATAGONIAN EXPEDITIONS : BOTANY. 



3. J. BUFONIUS Linn. 



Annual, with fibrous cespitiferous roots. Culms 7-25 cm., diffuse, 

 mostly simple, leafy. Leaves plane, subsetaceous, channeled. Inflores- 

 cence terminal, of 3-4 long, unequal, simple or bifid rays ; flowers remote, 

 solitary, unilateral ; the upper fasciculate. Tepals narrow, acuminate, 

 exceeding the oblong capside. 



(Old and New Worlds; Tasmania; Australia); Patagon., by Rio Sta. 

 Cruz. 



J. BUFONIUS VIRIDESCENS Buch. 



Tepals longer. 



At Rawson, Patagon. 



4. J. CHAMISSONIS Kunth. 



Cu/tns cespitose, erect, rigid, sulcate-striate, leafy towards base. Leaves 

 semi-terete, dorsally sulcate-striate, internally slightly canaliculate, rigid, 

 shorter than the culm. Inflorescence terminal, depauperate, biradiate, 

 with a floral leaf thrice longer. Flowers about 4 in the ray, unilateral, 

 6-stamjnate. Tepals ovate-oblong, acute, the inner slightly shorter. 

 Capsule ovate-oblong, obtuse, muticous, triangular upwards ; just exceed- 

 ing the tepals. 



(Chili) ; N. Patagon., not rare in meadows near Carmen de Patagones. 



5. J. CYPEROIDES Laharp. 



Culm erect, 10-12 cm., compressed, with 3-6 nodes. Leaves plane, 

 flaccid, subnervose, on culms, 3-5. Panicle erect, compound, rather lax. 

 Spikes 6-io-flowered. Tepals equal, linear-lanceolate, acute, shorter 

 than the subpyramidal triquetrous capsule. Annual. 



(S. Amer.) ; Chubut, common in hills near Carren-leofu. 



6. J. DEPAUPERATUS Phil. (J. mandoni Buch.) 

 Densely cespitose. Culm 3-4 cm., low, stoloniferous, procumbent, 

 apex erect. Leaves alternate, sheathing, the sheaths with ovate-obtuse 

 auricles ; blades 20 mm. long, channeled on upper face, hollow, not sep- 

 tate. Flowers solitary in the axils, naked, bractless ; petiole 6 mm. 

 Tepals 3-nerved, margins thin ; inner broader than outer. Stamens 5-6, 

 shorter than tepals. Ovary orbicular-trigonal, i-locular, many-seeded. 



(Bolivia, per Gray Herbarium; Chili) ; S. Pata*gon., Coy Inlet (Hatcher); 

 E. Fuegia (Dusen). 



