(;7f» cxxT. ORcniDACE.?:, 



Anther-cells sessile on tlio culiinin, roniote or contiguoua, 

 always discrete ; pollinia -5, sometimes 2-partite, adiiate 

 witli or without caiulicles to sejDarate glands; leaves 

 niendiranoiis ; terrestrial herbs. 



Sepals siibeqiial and more or less connivent ; petals 



equal to or shorter than the sepals 29. Pekistylus. 



Sepals unequal, the lateral ones more or less 

 spreading. 



Stigmas sessile or subsessile, confluent or more 



or less distinct 30. Platanthera. 



Stigmas more or less distinctly stalked, very 



rarely confluent 31. Habenakia. 



1. OBERONIA, Lindl. 



Epipliytic herbs with usually very sliort often tufted stems. Leaves 

 coriaceous or Heshy, usually eusiforiu, always distichous and equitant. 

 Flowers minute, numerous, in dense subc-yliudric spikes or racemes, 

 expanding centrifugally. Sepals ovate or oblong, subequal. Petals as 

 wide as or narrower than the sepals. Lip larger than the sepals, sessile, 

 more or less concave, usually lobed and often erose. Column very short, 

 stout. Anther terminal or incumbent ; pollinia 4, cohering in pairs, 

 waxy. — DiSTKiB. Species about 60, Tropical Asiatic, Australian, and 

 Pacilic. 



Petals broad, ovate or obovate. 



Petals ovate ; lateral lobes of lip small ; midlobe 2-fid with 



a broad sinus ; flowers greenish-yellovf 1. O.Falconeri. 



Petals obovate; lateral lobes of lip large, orbicular ; midlobe 



2-fid with a narrow sinus ; flowers brick-red 2. 0. rccurva. 



Petals linear 3. 0. Brunoniana. 



]. Oberonia Falconeri, i/oo/i:./. /coji. PZ. (1888) 1. 1780. Leaves 

 coriaceous, broadly ensil'orm, acute, subfalcate, 1-2 by i-| in., the lower 

 becoming gradually smaller. Scape terete, shorter than the leaves, 

 robust ; bracts numerous, ovate-lanceolate or oblong, serrulate, slightly 

 shorter than the flowers. Flowers about ijV ^"- across, greenish-yellow, 

 numerous, shortly pedicellate, in a dense raceme 3-5 in. long ; rliachis 

 stout. Sepals broadly ovate. Petals ovate, obtuse. Lip linear-oblong ; 

 side lobes small, rounded or tooth-like ; midlobe 2-fid at the apex, the 

 lobules narrow, parallel or incurved, subacute, with a subtruncate broad 

 sinus. Capsules shortly pedicellate, deeply I'ibbcd, i-^ in. long. PI. B. 

 I. v. 5, p. 678; Woodr. in Journ. Bomb. Nat. v. 12 (1899) p. 518; 

 Prain, Beng. PL p. 1003; Gammie, in Journ. Bomb. Nat. v. 16, i)art 4 

 (1905) p. 564. Oheronia iridifolia, Wall. Cat. 1948 (1 and 3) in part 

 {not of Lindl.). — Flowers : Sept. -Oct. 



KoNKAN : Lriu'., Woodrowl; Kixlynn, Mi/lord ex Gammie— DisTR^n. India (Xe|;al 

 J5ehar, Chota N.igpur, Dehra Dim, W. reninsulu). 



2. Oberonia recurva, Lindl. in Bot. Itcij. (1839) Misc. No, 8. A 

 small plant 2-3J in. high to toj) of intloresconco. Leaves 1-lf in. long, 

 thin, jjale green, oblong-lanceolate, acuminate, nearly straight. Scape 

 short, terete ; bracts lanceolate, shorter than the flowers, entire or sub- 

 crcnulate. Flowers y^\y in. across, hyaline, sparsely gland-dotted, pale 

 brick-red, pedicellate, in slt'iider dense-flowered racemes 1]-2;1 in. long. 

 Sepals broadly triangular-ovate, obtuse. Petals obovatc-oblong, obtuse, 



