744 PATAGONIAN EXPEDITIONS: BOTANY. 



recurved margin. Axillary, floral-branches, di-, tri-chotomously divided. 

 Peduncles terminal, short, corymbosely branching. Immature fruit gla- 

 brous, very small. Plant shining black when dry. 



(Valdivia) ; Patagon., rare in rocks by Rio Carren-leofu. 



ii. GALIUM PATAGONICUM O. Ktze. 



Glabrous, yellowish when dry. Stems 30 cm. high, erect, obtuse-angled, 

 simple or with short, floriferous branches. Leaves in 4's, subulate, acute, 

 reflexed, i cm. by i mm. Flowers axillary, solitary, the peduncles ex- 

 ceeding the leaves. Involucre 4-leaved. Cocci rugulose, glabrous. 



Patagon., common in rocky hills by Teka-choique and Lago Musters. 



12. G. RELBUN C1OS. 



Herbaceous, subscabrid, pilose. Stems many from the caudex, fasci- 

 ate, elongate, branching, tetragonal. Leaves in 4's, elliptic or ovate- 

 elliptic, mucronate, margin revolute. Pedtmcles as long as the leaf, op- 

 posite or whorled, apically 4-bracted, i -flowered. Fruit sessile, globose- 

 didymous, glabrous. 



(From Aconcagua southwards); N. Patagon., by Lago Nahuel-huapi. 



13. G. RICHARDIANUM Endl. 



Glabrous, "smoothly scabrid" and shining. Stem erect, 4-angled. 

 Leaves in 4's, linear-oblong, acute, i -nerved, only half as long as the 

 internode. Peduncles opposite or whorled, as long as the leaves, 4- 

 bracteolate above, 3-flowered. Young fruits tubercled. 



(Chili, cordilleras); Patagon., Golfo de San Jorge.RR. Sta. Cruz and Gal- 

 legos; Port Gregory. "Perhaps the same as G. ciliatiim pusillum Endl." 

 (Speg.) 



Family 107. VALERIANACE.E. Valerian Family. 



Herbs, with opposite, exstipulate leaves, and small, cymose or panicled 

 flowers. Calyx-tube adnate to ovary, its limb small or wanting in the 

 flower, often large in the fruit. Corolla sympetalous, epigynous, 5-lobed, 

 slightly irregular. Stamens 1-4, epipetalous, usually exserted. Ovary 

 i 3-celled, only one cell with i suspended ovule. Achene i -seeded. 

 Endosperm little or none. 



Species 275, widely distributed, most in N. Hemisphere. 



