FLORA VITIENSIS, 199 
l. A. aspera, Linn. Spec. p. 295. n. 3, exclud. a; Moq. l. c. p. 314; caule suffruticoso erecto 
striatulo pubescente subfusco-cinerascente; ramis patulis obsolete 4-gonis pubescentibus; foliis bre- 
viter petiolatis obovato-rotundis interdum subrhombeo-rotundis, basi abrupte attenuatis, obtusissimis 
brevissime acuminatis pubescentibus pallide viridibus; spicis longis tenuibus virgatis acutis sublaxi- 
floris; floribus nitidulis viridescentibus, bractearum lateralium arista limbum subzquante; calyce 
bracteis vix duplo longiore, sepalis obsolete 3-nerviis glabris.—Nomen vernac. Tahitense, teste 
Solander, “ Arhowhai."— Common in waste and cultivated places in many parts of Viti (Seemann !). 
Also collected in the Society (Banks and Solander! Barclay !), Samoan (Sir E. Home !), Tongan 
(Barclay !), and Chesterfield group (Mus. Brit.!), and in New Caledonia and Isle of Pines (M‘Gilli- 
vray!). Common in India, China, and tropical Africa. 
IV. Cyathula, Lour. Fl. Cochinch. vol. i. p. 101; Mog. in DC. Prodr. vol. xiii. p. 325. Flores 
: hermaphroditi, 3-bracteati, subternati; intermedius fertilis, laterales steriles demum in aristas unci- 
natas (glochides) mutati. Calyx 5-sepalus, sepalis subineequalibus erectis hispidis. Stamina 5, 
basi in cupulam connata. Filamenta subulato-linearia. Staminodia interjecta, plana, apice denti- 
culata v. laciniata, interdum subbifida, simplicia v. dorso in appendiculam erectam gracilem biligula- 
tamque producta. Antherz 2-loculares, rotundo-ovatz. Ovarium 1-loculare, l-ovulatum. Stylus 
elongatus, filiformis. Stigma capitatum. Fructus (utrieulus) oblongus, evalvis, 1-spermus, calyce 
inclusus. Semen verticale, oblongo-ovatum; testa subcrustacea. Albumen centrale, farinaceum. 
Embryo subannularis, periphericus; radiculà descendente.— Herb v. suffrutices erect: v. prostrat: ; 
foliis oppositis, raro fasciculatis; floribus terminalibus, demum subreflexis, in spicas angustas aut in 
capitula contracta digestis; bracteis carinatis, concavis, inferiore persistente, lateralibus interdum 
uncinatis—Desmocheta, Kunth in Humb. et Bonpl., Nov. Gen. et Spec. Am. vol. ii. p. 210, non 
DC. Syama, Jones in Asiatic Researches, vol. iv. p. 161? 
1. C. prostrata, Blum. Bijdr. p. 549; Moq., l. c.; caule herbaceo prostrato v. ascendente an- 
gulato glabriuseulo; ramis subtetragonis pilosiusculis ; foliis brevissime petiolatis obovatis rhombeo- 
v. ovato-lanceolatis acuminatis pilosiusculo-pubescentibus, supra viridibus, subtus glaucis; spicis 
virgatis obtusiusculis gracilibus laxifloris; floribus haud nitidis albo-violaceis; sepalis 3-nerviis his- 
pidis, glochidibus 15-20 calycis longitudine flavescentibus.—Achyranthes prostrata, Linn. Spec. p. 
296. Cyathula geniculata, Lour. Fl. Cochinch., l.c. p. 102. Desmocheta prostrata, DC. Cat. Hort. 
Monsp. 1813, p. 102; Wight, Icon. t. 733. Pupalia prostrata, Mart. Beitr. Amarant., p. 113. 
Var. debilis, Moq., l.c.; caulibus erectis; foliis minoribus; spicis gracillimis.— Achyranthes 
debilis, Poir. Dict. Suppl. vol. ii. p. 10. n. 27.  Desmocheta micrantha, DC., l.c. n. 4.— Island of 
Gau (M'Gillivray !). Also collected in Nukahiva, Marquesas (Barclay !), Society Islands (Banks 
and Solander !), and Tana, New Hebrides (Barclay !). Common in the tropical parts of Asia and 
in the islands of Eastern Africa. 
Gomphrena globosa, Linn., is cultivated in Viti, and almost naturalized in some parts; it was also col- 
lected in Tahiti (Lay and Collie!), Tonga (Barclay !), and Eromanga (M‘Gillivray !). : 
Charpentiera ovata and C. obovata, Gaud., (probably identical) are confined to the Hawaiian Islands, 
where they were gathered by Menzies and Barclay. | 
ZErva sericea, Moq., has been collected in the Sandwich Islands by Gaudichaud. 
Hawaiian Islands (D. Nelson! collected in Capt. Cook's 2nd Voyage). Leaves, including petiole, 
1} inches long, $ of an inch broad. Spikes about 6 lines long. Staminodia none. Anthers 2-celled. The 
genus Psilotrichum will probably be merged in Ptilotus, which, however, has alternate leaves, whilst the 
former has opposite ones. : 
2D2 
