Chenopodiacea!] flora of Tasmania. 
congestis, floribus nitidis albis, perianthio bracteis lateralibus fe-S-p&o Imgiore, sepalis ovatis acuminata 
1-nerviis glabris, staminibus 3 fertilil »u>. stigmata capitato.— 1/ 
Zeal. i. 212. A. nodiflora et A. denticulata, Br. Prodr. d Moq. 'land. I. c. ( 
Sp. PL (Gunn, 56.) 
Hab. Near Launceston, Gunn.— (Fl. March.) 
Distrib. Throughout Australia, New Zealand, Polynesia, Asia, ami Africa; 
introduced). (Cultivated in England.) 
scribed as extremely variable plants, and of which nodiflora and denticulate are said to be scarcely distinct l>> 
Moquin-Tandon, in his valuable monograph of the Order, in De CandoUe'fl 'Prodromus.' I find no character in 
the descriptions of these species whereby they can be recognized. In Australia the plant appears to he even more 
variable than in any other country, the Tasmania)! sj)ceiniens h, in-- \ery slender, with long, narrow internodes. long, 
linear or lanceolate lease-, and solitary eapitula, whilst -<mie specimens from the continent have short, clliptieal- 
lanceolate leaves, and some, instead of solitan eapitula, have very main of these, densely congested into a globoM- 
head, an inch in diameter, through wliich the stem passes. These most dissimilar forms are united by numerous 
intermediate ones, with short or long, simple or much branched, rigid or flaccid stems, and leaves from \ inch to 
almost 2 inches long. The flowers are always glabrous, white and shining, with ovate, acuminata 
perianth, and three fertile anthers alternating with subulate, acute, entire -tamiuodia. The length of the ovary, 
compared with the cup, formed by the filaments, depends upon age. llrimlm compressed, with rather acute 
margins, and rather uneven faces. &«/ compressed, black, yellowish, or brown, shining. 
Gen. III. HEMICHROA, Br. 
Mores hermaphroditi, bibracteati. Perianthium 5-partitum, intus coloratr, 
mentis subulatis basi connatis, staminodiis 0. Ovarium 1-loculare; stylo brevi ; stiguiatihus I, pmtnHt. 
Utriculm perianthio inclusus, compressus. Semen verticale, cotnpressum ; testa Crustacea ; albutnine tan- 
naceo; embryone hemicyclico, peripherico, radieula ascendente.— Herbas r. suffruticuli ; caulibus pro- 
stratis; ramis ascendentibu* ; foliis alternis, set 
larJjv.-i, sessilihus. 
1. Hemichroa pentandra (Br. Prodr. 409); glabra, ramis prostratis radicantibus, foliis linearibus 
acutis, perianthii foliolis ovato-lanceolatis acuminatis bracteis duplo longioribus, staminibua ' 
in DC. Prodr. xiii. 334. (Gunn, 686.) 
Hab. On the shore, near high-water mark, Kelvedon, Great Swan Port, Backhouse; Georgetown, 
Gunn,—(Y\. Jan.) 
Distrib. South coast of Australia, Brown ; Victoria, 
A small, glabrous, herbaceous, saline plant- s 
descending fibres. Branches 2-3 inches long, descending. Cem I ntternal 
long. Flowers small, solitary, axillary, sessile. / '' nially. ' '"■ 
filaments forming a cup below, with- miiiodia. Omry with a - 
ing stigmas. (Name from w*«rvs, half, and xp<*>> to colom "* in ^ lnsion to the coloured inner surface of the perianth. » 
Nat. Ord. LXVII. CHENOPODIACE. B. 
This Order is well represented in Australia, though not by those of its tribes which abound most in 
