194 FLORA VITLIENSIS. 
Orvo LXXIII. PLUMBAGINEA, 
Represented in tropical Polynesia by Statice australis, Spr., from New Caledonia and the Isle of Pines, 
and the following genus. 
I. Plumbago, Tournef. Inst. p. 140. t. 58; Linn. Gen. n. 218; Boissier in DC. Prodr. yol. 
xii. p. 693, Calyx insertione rectus, tubulosus, post authesin sepe Cope inter 5 costas latas her. 
baceas tot’ longitndine y, superne stipitato-glandulosas ad basin usque hyalino-membranaceus, apice 
5-dentatus. Corolla hypocraterimorpha, tubo calycem superante, limbo rotato 5-partito, Stamina 
5, hypogyna, filamenta basi subdilataté carnosulé concaviusculé im discum lobatum sub ovario conni. 
ventia, Antherze lineares, basi 2-fide. Ovarium ovatum v. oblongum, stylo filiformi superatum, 
Stigmata 5, filiformia, latere interiori glandulis pluriseriatis dense obsita. Utriculus membranaceus, 
styli basi persistente mucronatus, im4 basi teneriori irregulariter et circumscisse ruptus, dein a basi 
ad medium aut a parte medié jam fenestrat& basin versus secus angnlos yalvatim fissus, valvis apice 
cohwrentibus. Semen ovatum v. oblongum.—Herbie perennes; floribus subsessililns in spicas plus 
minus elongatas dispositis, singulo 3-bracteato, bracteis planis.—P/umbagidium, Spach, Veg. Phan, 
vol. x. pp. 336, 338. 
1. P. Zeylanica, Linn. Spec. vol. i. p. 215; Bois. |. c.; caulibus fruticosis subscandentibus 
angulato-striatis ramosissimis ; foliis ovatis oblongisve acutiusculis basi brevissime et abrupte in pe- 
tiolum amplexicaulem brevem spe basi minute auriculato-dilatatum attenuatis; floribus in spicas 
elongatas densiusculas dispositis, spicee rachide glandulosa; bracteis oblongis acuminatis calyce triplo 
brevioribus inferiori majori; calyce longe ecylindrico post anthesin refracto apice vix constricto tota 
longitudine ad costas subsulcatas plurifariam glaudulis longe stipitatis inequalibus obsito inter eas 
glabro y. minute glanduloso apice uncinatim et breyiter 5-dentato; corollse tubo calyce duplo longiori, 
limbi portionibus cuneato-retusis breviter mucronulatis ; utriculo elongato-oblongo utrinque attenuato 
superne 5-sulcato.—Common on roadsides and waste places, all over Viti (Seemann! n.361). Also 
collected in Norfolk Island and the Hawaiian group. Widely diffused in tropical Australia, Asia, 
and Africa. 
Orvo LXXIV. NYCTAGINEZ. 
I, Pisonia, Plum. Amer. vol. vii. t. 11; Choisy in DC. Prode. vol. xili.; sec. ii, p. 440, 
Bracteolze 1-3, minutie, decidue aut rarius persistentes, Perigonium minimum, campanulatum aut 
eylindricum, limbo breviter 5-dentato. Flores raro hermaphroditi, sepius abortu dioici. ¢: Perigo- 
nium campanulatum. Stamina 6-8, raro 8-10, exserta, insequalia, basi vic coslita: anthers 2-locu- 
ae, loculis ovatis sejunctis, @; Perigonium eylindricum. Staminum brevium sterilium rudimenta 
Inclnige, area oyarium. Ovarium elongatui ; stylus seepius lateralis, plus minus exsertus; stigma di- 
visum raro im acumina pauca, sepius in permulta, penicilli-fmbriatum. Fructus perigonio mdurato 
cireumdatus, nune cylindrico-clongatus apice limbo patulo, none ovato-elliptieus apice clauso, nunc 
integer nune costatus, nune leves nunc serrato-glandulosus et Viscosus, siccus aut subcarnosus, Em- 
brya rectus, radicula infera; cotyledones albumen inyolventes,—Arbores aut frutices, cortice sepe 
SpOngIORO § foliis verticillatis, sparsis aut oppositis; floribus steplus roseis, cymoso-corymbosis, raro 
umbellatis.—Calpidia, Pet. Thou, Afr, Austr. 37. ¢. 10, Ceodes, Vorst, Gen. Char, t. 71; Seem: 
Journ, of Bot. 1863, p. 244. 
