PALMAE. 29 PTYCHOSPERMA. 
apice praemorsis, spadix arrectus simplex (vel? bi-trifidus) glaber, ex 
axillis vaginae petiolaris enatus et junior eÂ inclusus, 21—34-pol- 
licaris. Seaforthia disticha Mart. l. c.p. 184. tab. Z. XVIL. fig. VI. 
Areca disticha Roxb. Flor. Ind. TI. p. 620. — Pinanga bifida 
Blume Ll. c. IL. p. 92, tab. 113, fig. 2. Species valde distincta. 
Poeloe-Pinang, Sumatra in de provincie Palembang, Ma- 
lak ka. 
$ 3. Drymophloeus Zipp. (genus). Flores polygamo-monoici, in scro- 
bieulís inserti, feminei duobus masculis vel hermaphroditis ad latus 
stipati. Albumen aequabile, — Palmae imprimis in Moluccis nec non 
in Nova Guinea indigenae, androeceo polyandro, antheris subversatili- 
bus nec non stigmatibus fl. fem. magis distinctis, frondium segmentis 
magis cuneatis, ct praemorsis magis Caryotinis distinctae, a Ptycho- 
sperma (quae ipsa adhue sub ineude revocanda)nondum separari posse 
videntur. Drymophloeus Zippel. mss. in Alg. Kunst- en Letterbode 1829. 
p. 294, (haud Hassk.) — Iriartea ej. in Bijdr. Nat. Wet. V. p. 118. 
21. Ptychosperma Rumphii sr. Caudex subelatus, 20—30-peda- 
lis, frondes 5—-6-pedales vel longiores increscenti-pinnatisectae, pe- 
tiolus supra basin vaginantem conicam sesquipedalem nudus 14 ped., 
eum rhachi fusco-leprosus, segmenta utrinque 7—10 alterna, patula, 
insertione callosa, inferiora spithamam usque pedem, superiora ses- 
quipedem et ultra longa, 4 — 5-poll. lata, inaequilateraliter cuneato- 
oblonga vel elongato-trapezoidea, reduplicata, apice subacuto vel 
vulgo obtuso leviterque bifido eroso-dentata, nervis usque tertiariis 
distinctis, supra glabra, subtus in nervis subfusco-furfurascentia, ter- 
minale maximum, flabellatum, spadicis 10 — 1 2-pollicaris fuligineo- 
tomentosi sensim glabrescentis rami 7 —9 omnes simplices, pedun- 
culo 4—6 pollicari, spathis 3 inaequalibus viridulis extus furfuraceis, 
drupae pollice longiores, elongato-ellipsoideae umbonatae rubrac. 
Ptychosperma (Drymophloeus) Rumphii Blume l.c. U. p. 119. — 
Areca elaeocarpa Reinw. mss. — Harina Rumphiana Mart.l. e.p. 
189— Seaforthia (Drymophloeus) olivaeformis Mart. l. c.p. 314 — 
lriartea ? leprosa Zippel. Bijdr. nat. Wet. V. p. 178. — Areca oli- 
vaeformis Giseke Prael. in Ord. Nat. p. 79. — Saguaster minor, 
Nibum Kitspil Rumph. Herb. Amb. 1. p. 67, tab. 15. — 
Celebes, Amboina, Ternate, Bali, en verdere Moluksche 
eilanden, in rotsachtige, eenigzins boschrijke oorden langs de kus- 
ten. — Paloen of Paroen maun amb.; Pedy in Bali, Doka 
