MACLOSKIE I FRANKENIACE/E. 579 



appendage to the claws. Stamens mostly in 2 series of 3 each ; anthers 

 versatile. Ovary i -celled ; 2-4 parietal or basal placenta. Style branched. 

 Seeds numerous, with endosperm. 



Species 34, on dry or saline wastes of warm climates. 



KEY TO THE GENERA. 



1. Hermaphrodite. Anthers versatile extrorse, didymous. Petals broad with a liguTar appen- 



dage inside. Placentae all ovuliferous. Leaves fleshy. i. Frankenia. 



2. Polygamo-moncecious. Anthers introrse. Petals spatulate, with no ligula. Placentae 3, 



only i ovuliferous. Leaves ericoid. 2. Niederleinia. 



1. FRANKENIA Linn. 



Flowers hermaphrodite and 5-merous. Petals with an extra tongue- 

 formed lamina. Stamens usually in two series of 3, the outer smaller; 

 anthers versatile-extrorse. Fruit trigonal, ovate-pyramidal, long, all its 

 3 placenta with seeds. 



Subgenus Afra is in Africa, Spain and Canaries ; subgenus Oceania in 

 Australasia and S. W. America, and northward to California. 



i. F. CHUBUTENSIS Speg. 



Glabrous perennial, prostrate, from a woody caudex. Old branches 

 naked, thickish, subtetragonal, decussately nodulose. Innovations sub- 

 herbaceous, tetragonal ochraceous-green ; internodes long, branching 

 dichotomously or unilaterally. Branchlets densely leafy ; leaves decus- 

 sate, connately sheathing, small, elliptic-ovate, obtusish, rather fleshy, punc- 

 tate, revolute. Flowers at the forks or bases of branches, sessile and 

 solitary. Calyx pentagonal-subtubular, 5-toothed ; petals white, spatulate, 

 twice as long. Stamens 6, exsert. Style long, trifid. Stigmas clavulate. 

 Capsttle ovate, 3-valved, about Q-seeded. 



S. Patagon.,' at Kuan-aike. near Rio Chico. 



2. F. PATAGONICA Speg. 



A prostrate shrub, with nude, ascending branches, and decussate, dis- 

 tant branchlets. Leaves on the branchlets quadrifariously imbricate, very 

 minute, fleshy, obovate, glabrous. Flowers subspicate-capitulate, rather 

 large. Petals white, long-exsert. 



Patagon., rare near the sea in gravel by Golfo de San Jorge. (Genus 

 Frankenia is chiefly Australian ; but it is represented in all the Conti- 



