Psychotria.| RUBIACEAE. 181 
as lobes, inserted in the throat, the anthers affixed near the base. Style 
2lobed. Ovary 2-celled, with 1 erect ovule in each cell. Fruit a drupe 
with 2 coriaceous pyrenae. Seeds flat on the inner face and usually 
albumen and almost dorsal, small, with flat ovate or orbicular cotyledons 
and inferior radicle. — Shrubs or small trees. Stipules 1 or 2 on each 
side, sometimes united into a sheath within the diaceg Flowers in ter- 
minal cymose corymbs or panicles, rarely axillary 
A large genus, ri ap over the tropical regions of — a New ~ Old World. 
Leaves pale; flowers in a trichotomous corymbose cym 1. P. hexandra. 
Leaves dark; flowers in a panicle with verticillate a fe ‘ 2. P. grandifiora. 
. P. hexandra, Mann, Enum. no. 170. — A small tree with glabrous, 
on ai compressed branches, the ridges decurrent from the stipular 
and leaf-ribs. Leaves green when dry, obovate or oboyate-oblong, 3—6' 
1—15/s‘, on petioles of 3—12", shortly and abruptly acuminate, cuneate 
at the base, membranous, pale and glabrous underneath. | Stipule 
on each side, oblong, broad, 4—6“ long, overlapping each other, pie ora 
in the living fe caducous, 1 ef a itn nge of hairlets in the axils. 
about 4’ in cE the padunels 1l,—1‘, the pedicels of the median 
flowers 1“, of the lateral bate 3. Bracteoles below the calyx ovate, acute, 
subconnate, 2—1'. Calyx 3”, the urceolate limb twice as long th 
tube, with 6 toothlets. Corolla waxy white, funnel-shaped, villous at the 
throat, 6-lobed, the tube 6”, the linear-lanceolate lobes 3”. Anthers 
subsessile at the throat, oblong, acute at both ends, little eceines. Style 
slightly exserted, the short lobes dilated, plano-convex. Drupe ovoid, 6", 
crowned with the calycine limb. Pyrenae with 3 ridges at the back, — 
Wawra, in Flora, 1874, p. 328 
Kauai! mountain forests of Waimea (Kn.). 
var. hirta. — A dense shrub with short knobby branches. Leaves 
elliptical, ee long, the young ones densely pubescent un nderneath. 
Cymes contracted, few-flowered. Flowers large, pale lemon-colored. — 
Wawra, Le 
Same locality. 
2. P. grandiflora, Mann, Enum. no. 171. — A small glabrous tree. 
Leaves dark green and glossy when fresh, deep copper-colored when dry, 
ohovate-oblong, 3—41/2/ & 11/2—2', on petioles of 2—6", obtuse or shortly 
acuminate, papillose but vieheuie underneath, subcoriaceous, with reflected 
margins. Stipules as before, 4. Inflorescence a terminal, puberulous, 
Strongly deflected panicle with a long peduncle of 1—2' a generally 
2 nodes, the lower with a whorl of 4—6 rays, each carrying 2 simple cyme, 
the median pedicel 11/2—2”, the lateral 3—4“. Bracts small dentiform, 
Connate. Calyx as before. Corelia waxy white (copper-colored when dry), 
