P E N T A N D R I A .
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NOVA GENERA.
GERUMA.
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1. a -grERUMA alb,a. Monogynia. Calyx monophyllus. Corolla j -petala,
Pericarpium 4-lotulare, dijperm.
Descr. Calyx: perianth. 1 -phyllum, planum, inferum, 5 -dentarum, per-
fiftens, viridc, parvum. Corolla; petala 5, lanceokto - truncata, pa-
tentia, calyce triplo longiora , alba. Fiknnenta 5 , erefita, corolla dimi-
-di<* brcviora: Anthcrce erefts, trigons. NeBarhm' annulus craflus circa
germen, margine exteriore (lamina geftans„ Germen globofura, nefta-
rio valde immerfum. Stylus" filiformis, parvus . Stigmata 3, pateu-
tiflima, rubra, cuneata , apice emarginata. Pericarpium: capfula fupera
ovalis , 4-locularis, (an 5 -locul. ?) 4- valvis, .difperma. Semina ova-
iia, bina in quovis loculo 5 (alterum fepe abortivum) inferta pulps
albs, trigonse. Folia alterna, ovali - oblonga , fubferrata.
Hadte, Arab. Djerrum.
■ a r n e b ia ;0
2. ARNEBIA tetrastigma,- Monagynia, monopetala.
Character Genericus: Calyx; perianth. 5-partitum, ereQum, linear:,
acurum, peril (lens. Corolla monopetala : Tubus cylindrical Limbus
patens, 5-fidus, obtufus: faux aperra. Filamenta 5. Anthem 3 ion-
giores, in fance corotlse: dute breviores. Germina 4. Stylus filifor-
mis, longitudine tubi. Stigma quadrifidum, Pericarpium nullum: calyx
erefhis fovebat femina nondum mature. Semina 4, extrorfum
plana, verticalia, triangularia, introrfum convexa, tota glabra. Hac
nota, & Stigmatis radiis differt a Lithofpermo, proxime fimili.
Seecies,
Sfecibs. ARNEBIA tinctqria J foins laneeolaiis, hbfutis\ caule ere Elo.
Descr. Radix fufi-formis, caule tenuior, externe rubra, cutem tingens.
Caulis erechis, a bafr ramofus, hirfuto- hifpirfus, teres, rufefcens, femi-
fpithdmalrs; . Folia mfîrrora majora (effilia , pollicaria , ' lineari-
lanceokra, caule minus hirfuta. Fores in fpicis ramorum tcrminalibus
lecundis , ante florefcentiam leviter reflexis, Bra&ea foliiformis ad
quemque , flore m, ilia longiur. . Calyx utrinque villofus. Corolla ob-
fcure - viokcea, calyce longior.
In defertis Kdhirinis ad Caid Bey. Arab. Sagaret el arneb. a
ANTURA.
3. ANTURA, Monogynia, mmiopetala, inféra.
Descr. Frutex tricubitalis, dichotomus: Jpinis ex dichotomia geminis pa-
tentibus, oppofitis, folio fiepe longioribus. Folia breviter periokra,
oppofita, pollicaria, ovato-acuta, inferiora ktiora, obtufa. Peduuculi
corymb! terminales., pedicellis confertis, bifloris. Fores feffiles, fepe
conjugatr. Calyx perianth. 1 -phyllum , j-partitum, crecîum, lineari-
lanceoktum, breve, perfiftens. Corolla monopetala; tubus teres, rcftus,
furlum craffior, calyce quadruple longrar, ruber. Limbus 5 -pnrrirus,
tubo brevior, patenti - reflexus, bneari - knceoktns, alBits. Filament a,
tubo corolte breviora, ei adnata. Antheroe ereâs, knceoiaræ. * Germen
ovarium,. viride, calyce brevrtrs. Stylus filiformis, longitudine
fikmentorum. Stigma (Implex, cylindricum, craffum, obtufum," anrhe-
rarum longrtudine. Pericarpium, bacca fupera, ovalis, pifi inagnitu-
dinc, nigra, bilocukris, difperma, edulis. • Semina in quovis loculo 2,
oblonga, mio latere convexa, duobus planis.
In montibus Hadtenfihus frequens.
Jir vel Arm.
Arab. Antur, Vocatur & Emir ja-
CATHA.
4. CATHA. Monogynia, 5 - petala v inf era.
- Descr. Arbor. Rami alternt, axillares; ramuli virides, annur, articukri.
Folia bipoll, ovato-hnceokta, ferrata, glabra, pkna, nitida, parentia,
rigida, oppofita; in ratnis magnis alterna. Petiolns fuperne planus,
brevis. Pedunculi axillares, oppofiti, terminales > folitarii ad angulos
reSros, denfe dicbotomi, flofculo parvo pediceHato ex fingula dichotomia
& fub ilk fquams 2 parvat, ktaceolats, oppofits. Calyx crateriformis,
monopbyllus, 5-dentatus, margine villofo- fufcus, obtufus, viridis,
corolla triplo brevior. Corolla j-p e ta k , infera, alba, eretio-patens,
ovalis,