192 FICOIDEX. [| Tetragonia. 
as the cells; ovules solitary in each cell, pendulous. Fruit inde- 
hiscent, globose or obconic, often horned or tuberculate ; endocarp 
hard or almost bony ; epicarp coriaceous or fleshy. 
A small genus of about 25 species, most of which are natives of South Africa, 
a few only being scattered over the coasts of America, Australasia, and parts of 
Asia. 
Leaves 1-4in. Fruit turbinate, hard, angular, horned 
above ne on ae ie ae oe Le Dv expansa: 
Leaves #-2in. Fruit globose, succulent, not horned -. 2. 7. trigyna. 
1. T.expansa, Murr. in Comm. Gotting. vi. (1783) 18.—A more 
or less succulent minutely papillose herb. Stems 1-2 ft. high, de- 
cumbent or suberect, glabrous or sparingly puberulous. Leaves 
1—4in. long, ovate-rhomboid or triangular, obtuse or subacute, sud- 
-denly narrowed into the petiole, quite entire or very obscurely 
sinuate. Fiowers small, yellowish, solitary or rarely 2 together, 
sessile or on very short peduncles. Calyx-tube broadly turbinate ; 
lobes about as long as the tube, broad, obtuse. Stamens 12-20, 
irregularly inserted. Ovary 3-8-celled; styles the same number. 
Fruit about +in. long, hard and dry, almost turbinate, angular, 
usually furnished at the summit with 2-4 prominent teeth or 
horns.—A. Rich. Fl. Nouv. Zel. 320; A. Cunn. Precur. n. 523; 
Raoul, Choiz, 48; Hook. f. Fl. Nov. Zel. i. 77; Handb. N.Z. Fi. 
84; Benth. Fl. Austral. ii. 8325; Kirk, Students’ Fl. 185. T. hali- 
mifolia, Forst. Prodr. n. 223. 
KERMADEC ISLANDS, NorTH AND SoutH ISLANDS, STEWART IsLAND: Not 
uncommon along the coasts; seldom found inland. Kokthi. November-— 
February. 
This has long been cultivated in Europe as an edible plant, under the 
name of ‘‘New Zealand spinach.’”’ It is also a native of Australia and Tas- 
mania, Norfolk Island and Lord Howe Island, Japan. and extra-tropical South 
America. 
2. T. trigyna, Banks and Sol. ex Hook. f. Fl. Nov. Zel. i. 
77.—Stems 1-8ft. long, branched, trailing or almost climbing, 
terete, woody at the base. Leaves #-2in. long, broadly ovate- 
rhomboid or rounded-ovate, obtuse, abruptly narrowed into the 
petiole, fleshy, usually covered with transparent papilla. Flowers 
small, vellowish, solitary or rarely 2 together; peduncles about as 
long as the flower. Ovary 2- rarely 3-celled; styles the same 
number as the cells. Fruit tin. diam., subglobose, succulent, 
bright-red, obscurely lobed or quite even, not horned. Seeds 1-3. 
—Handb. N.Z. Fl. 84; Kirk, Students’ Fl. 185. T. implexicoma 
var. chathamica, F’. Muell. Veg. Chath. Is. 12. 
KermabDEc Is~LANDs, NortH AND South IsbLANDs, STEWART ISLAND, 
CHATHAM IsLANDS: In many places on the shores, but often local. Noyem- 
ber—February. 
Easily distinguished from T. expansa by the trailing habit, smaller broader 
leaves, and bright-red fleshy fruit. The flowers are often unisexual. It is 
probably identical with the Australian and Tasmanian TJ. implexicoma, 
Hook. f. 
