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M icrostylis. ] CXXXVI. ORCHIDEA!. 13<br />
(8) M. nemoralis Ridl. Journ. Roy. As. Soc. S. Br. 54,<br />
P·47·<br />
Stem 6 in. long, purple creeping, ascending fleshy. Leaves<br />
ovate acuminate, 4 to 9, red, base round, 3 to 4 in. long, 2 in. wide.<br />
Raceme 5 in. tall; rachis angled. Flowers '25 in. wide, crowded.<br />
Sepals elliptic broad, tip round, lateral ones broader. Petals linear<br />
blunt, all red. Lip orange yellow, auricles broad round, limb<br />
obovate, quadrate with 2 round angle lobes and 5 acute teeth<br />
between. Hab. Very rare, in wet mud in dense forest, Johor,<br />
Sedenak (Ridley). Perak (Scortechini).<br />
2. OBERONIA, Lind!.<br />
Small epiphytes, stem usually short, coverec;l with distichous<br />
fleshy equitant leaves. Spike terminal slender, covered with<br />
minute green yellow or red flowers; bracts short oblong; petals<br />
and sepals ovate deflexed. Lip entire or lobed, with a nectar depression<br />
(fovea) at base. Column very short, arms short. Pollinia 4<br />
on a viscid disc. Capsule globose or elliptic. Species about 60,<br />
Old World tropics and Japan.<br />
§ 1. Acaules. No distinct stem.<br />
Lip entire fla.t ovate. .<br />
Lip entire triangular oblong<br />
Lip concave emarginate<br />
Lip bilobed toothed.<br />
Lip bifid oblong .<br />
(I) O. lunata<br />
(2) O. Prainiana<br />
(3) O. subnavieularis<br />
(4) O. iridifolia<br />
(5) O. gracillima<br />
(6) O. rosea<br />
(7) O. stenophylla<br />
Lip 3-lobed, edges entire .<br />
Lip 3-lobed. Side lobes toothed<br />
Lip 4-lobed.<br />
Side-lobes entire short (8) O. aurantiaca<br />
Side-lobes fimbriate (9) O. insectifera<br />
§ 2. Caulescentes. Stem distinct elongate entirely leafy.<br />
Lip entire or bifid; petals entire.<br />
Lip oblong retuse ocre entire • • . • (10) O. aneeps<br />
Lip linear narrowly bifid; stems 7 in. long.<br />
narrow. . . . • • • (II) O. sinuosa<br />
Lip bilobed at tiP. toothed; stem short. I in.<br />
long. . • • • ., (12) O. miniata<br />
Lip oblong bifid toothed; stem 12 in. long . (13) O. grandis<br />
Lip bifid With long curved crenulate auricles /(14) O. porphyrochUa<br />
Petals toothed.<br />
Lip oblong or ovate serrate; stem 3 to 6 in.<br />
long . . . . . .<br />
Lip ovate-elliptic with few teeth; stem very<br />
short. . • • .<br />
Lip ovate lacmiate; stem I in. long .<br />
Lip spathulate. tip ovate bilobed rounded<br />
Lip 3-lobed; petals entire.<br />
Stems short, I to 3 in. long.<br />
Midlobe obcuneate broad erose<br />
Midlobe quadrate bifia- . .<br />
Midlobe oblong with 2 short lobes<br />
(15) O. eiliolata<br />
(16) O. Bertoldi<br />
(17) O. brunneseens<br />
(18) O. spathulata<br />
(19) O. intermedia<br />
(20) O. gracilis<br />
(21) O. flava
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