194 FLORA VITIENSIS. 
On»o LXXIII. PLUMBAGINEZ. 
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. 213; Boissier in DC. Prodr. vol. 
xii. p. 693. Calyx insertione rectus, tubulosus, post anthesin spe conicus, inter 5 costas latas her- 
baceas totá longitudine v. 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 subdilatatà carnosulá concaviusculà in discum lobatum sub ovario conni- 
ventia. Antherz 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, imá basi teneriori irregulariter et circumscisse ruptus, dein a basi 
ad medium aut a parte medià jam fenestraté basin versus secus angulos valvatim fissus, valvis apice 
cohsrentibus. Semen ovatum v. oblongum.—Herbe perennes; floribus subsessilibus in spicas plus 
minus elongatas dispositis, singulo 3-bracteato, bracteis planis.— Plumbagidium, Spach, Veg. Phan. 
vol. x. pp. 336, 338. ` 
1. P. Zeylanica, Linn. Spec. vol. i. p. 215; Bois. l.c.; caulibus fruticosis subscandentibus 
angulato-striatis ramosissimis ; foliis ovatis oblongisve acutiusculis basi brevissime et abrupte in pe- 
tiolum amplexicaulem brevem sæpe basi minute auriculato-dilatatum attenuatis; floribus in spicas 
elongatas densiusculas dispositis, spicze rachide glandulosa; bracteis oblongis acuminatis calyce triplo 
brevioribus inferiori majori; calyce longe cylindrico post anthesin refracto apice vix constricto tota 
longitudine ad costas subsulcatas plurifariam glandulis longe stipitatis inzequalibus obsito inter eas 
- glabro v. minute glanduloso apice uncinatim et breviter 5-dentato ; corollze 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. 
Onpo LXXIV. NYCTAGINESA. 
I. Pisonia, Plum. Amer. vol. vii. t. 11; Choisy in DC. Prodr. vol. xiii.; sec. ii. p. 440. 
Bracteole 1-3, minutz, deciduz aut rarius persistentes. Perigonium minimum, campanulatum aut 
cylindricum, limbo breviter 5-dentato. Flores raro hermaphroditi, seepius abortu dioici. d: Perigo- 
nium campanulatum. Stamina 6-8, raro 8-10, exserta, inzequalia, basi vix coalita; antherz 2-locu- 
lares, loculis ovatis sejunctis. $9: Perigonium cylindricum. Staminum brevium sterilium rudimenta 
inclusa circa ovarium. Ovarium elongatum; stylus szpius lateralis, plus minus exsertus; stigma di- 
visum raro in acumina pauca, sepius in permulta, penicilli-fimbriatum. Fructus perigonio indurato 
circumdatus, nunc cylindrico-elongatus apice limbo patulo, nunc ovato-ellipticus apice clauso, nunc 
integer nunc costatus, nunc lzeves nunc serrato-glandulosus et viscosus, siccus aut subearnosus. Em- 
bryo rectus; radicula infera; cotyledones albumen involventes.— Arbores aut frutices, cortice ssepe - 
spongioso; foliis verticillatis, sparsis aut oppositis; floribus seepius roseis, cymoso-corymbosis, raro 
umbellatis.—Ca/pidia, Pet. Thou. Afr. Austr. 37. t. 10.  Ceodes, Forst. Gen. Char. t. 71; Seem. 
Journ. of Bot. 1863, p. 244. 
