semiovatis, margine i n f e r o basi in cristam nudam reflexis
repandis apiceque inaequaliter dentatis, s u p e r o reflexis
basi subgibhis integerrimis.
Ilabit. in peninsula Indiae orienlalis (IFiglit. Herb. cl.
Neesii ah Esenh.J
Descr. Caulis repens, iniricalus, foliis obsilus minnlis
subrolundis sni’snm conniventibus. Rami cred i, stridi, lineas
6 ad pollicem longi, simplices, rarins ajìice furcati,
fusci, tcrdps. Eolia tota dense imbricata, semiovata, in supina
canlis facie breviter decurrentia, patenti-divergentia,
suprema patenti-erecta, plano-disticha, basi convexiuscula,
laete viridia, subtus in cristam reflexa rcpandam nudam,
reliquo margine infei'O crenato-repanda, remote-dentata, margine
supei'o reilexa, integerrima, basi saepe gibba, apice ob-
tusiuscula vel acuta, dentibus nonnullis majoribus spiniformibus
instructa, dodrantem lineae longa, quartam vel di-
midiam partem lata. Textura spissa, areolae snbcontiguae,
minutae, ovali-rotundae vel hexagonac. Fructus ignotus.
Obs. A priore distinguenda: ramis simplicibus strictis,
minori statura, foliis minus rotundatis saepe acutis parce
dentato-spinosis crenato-repandis, margine postico integerrimis,
crista nuda; iisdera notis et foliis minus decurrentibus
latioribus a Pl. hypnoide et serrata diflert.
T a b . \ I I I . fìg. 1, P ianta naC. m a g u it.-, f. 2. f o l ia , a u c ta -, f . 3 . fo lium a p agin a
infera v isum , au ctum -, f. 4 . fo lii p a r s magis au cti ad le x lu r a in d cu io n -
strand am.
24. Plagiochila maapitiana Nees ab Esciib.
PI. caule basi intricato procumbente, ramis ascenden-
tibus subsimplicibus-, fo liis dense imbricatis palenti-divergentibus
oblique ovato ■ oblongis subintegerrimis basi subtus
in cristam nudam conniventibus, margine supero vix reflexis,
apice 2—3 dentatis; fru c tu laterali, perianthiis irape-
zoideis compressis dentato-ciliatis, margine antico alatis, cda
acuta integerrima.
lu n g . mauritiana N e e s a b E s e n b . in L in n a e a V o i. V I. p . 6 l 8 . N. 1 0 .
Hah. in insula Sti Mauritii (Sieber) ; ex India orientali
aliata specimina adsunt in Herb. Vahlii et Coesmamii.
Descr. Caulis basi intricatus, fibrillas breves emittens,
rami ascendentes, simplices vcl apice prolifero - dichotomi,
pollicares - sesquipollicares, fusci, terctes. Folia arcte imbricata
, apice lib e ra, lineam longa, basi semilineam lata,
apice angustiora, e basi oblique cordata ovato-oblonga,
convexa, patentia, margine infero saepius paullo arcuata,
subtus lobis reflexis in cristam nudam conniventia, supero
obsolete reflexa subundulata, integerrima, basi brcyi spatio
decurrentia, apice emarginato-bidentula, nonnulla acuminata
, vel obtusa apiculata, vel inaequaliter tridenticulata,
dentibus acutis. Retis areolae maiores, ovali-rotundae, mi-
noi'ibus cinctae. Fructus lateralis. Folia involucri basi
amplexantia, erecta, semicordato-lanceolata, margine anteriore
reflexa, apice bidentata. Perianthium vix involucrum
aequans, trapezoideum, ore compressum bilabiatum, labiis
acuminatis triangularibus minute ciliato - denticulatis, margine
alatum, ala repanda in cuspidem producla.
Obs. Pl. repanda, habitu accedens, distinguitur foliis
angustioribus basi repandis nec in cristam conniventibus,
apice integerrimis, perianthio ovato margine repando nec
alato, involucri forma, contextu celluloso diverso. V\. calva
longius distat ramificatione, involucri et perianlhii forma.