XCI. OEOBANCHACEiE. 311 



(rarely 2) -celled ; ovules many (rarely few), anatropous, on 2 (rarely 3) 

 pairs of free or confluent parietal placentas which sometimes ulti- 

 mately meet in the centre of the ovary. Capsule usually 1-celled, 

 sometimes imperfectly or perfectly 2-celled ; valves 2 (rarely 3). Seeds 

 many, minute ; testa usually pitted or tuberculate ; albumen fleshy ; 

 embryo ovoid, often undivided. — Distrib. Temperate and tropical 

 regions ; genera 11 ; species about 150. 



Corolla-lobes all broad, subequal. 

 Autber-cells unequal. 



Calyx spathaceous, splih in front nearly to the base... 1. iEciNETiA. 



Calyx tubular-campanulate, 5-toothed or 5-lobed 2. CuRisTisoNrA. 



Antber-cells equal 3. Cistanche. 



Corolla 2-lipped, the upper lip 2-lobed, the lower lip 3-lobed... 4. Okobanciie. 



1. .ffiGINETIA, Linn. 



Leafless herbs with branched or simple naked or scaly scapes or stems. 

 Flowers few, large, solitary or corymbose ; bracteoles U. Calyx spatha- 

 ceous, split down the front nearly to the base. Corolla broad, incurved, 

 tubular, obscurely 2-lipped ; lobes 5, broad, spreading, the 2 upper 

 connate. Stamens 4, didynamous, included ; anthers meeting in pairs, 

 with 1 perfect cell, tlie absent cell in the lower pair represented by an 

 empty clavate and deflexed spur. Ovary 1-celled ; placentas large, 2- or 

 more lobed, filling the cavity, ovuliferous all over ; style slender ; stigma 

 large, peltate. CJapsule partially 2-valved. Seeds crowded, minute, 

 reticulate. — Disteib. Tropical Asia ; species 4 or 5. 



1. .Sginetia indica, Linn. S^). PI. (1753) p. 632, Whole plant 

 purplish, drying brown; rhizome rather small, tuberous, with numerous 

 short branched coral-like roots. Scapes 1 or scA^eral from the rhizome, 

 6-12 in. high, erect, slender, with or without a few scales at the base. 

 Flowers large, solitary, like the bowl of a tobacco-pipe on the top of the 

 naked scape, nodding. Calyx |-li in. long, completely closed in bud, 

 pointed, glabrous, veined. Corolla purple; tube 1-1 g in. long, curved, 

 inflated ; limb |-1 in. across, the lobes small, equal, rounded. Lower pair 

 of anthers with thick blunt spurs behind. Capsules -| in. long, ovoid, 

 beaked, enclosed in the persistent calyx and corolla. Seeds numerous, 

 minute, reticulate, pale-yellow. Fl. B. I. v. 4, p. 320 ; Grab. Cat. 

 p. 146- Dalz. & Gibs. p. 202; Wight, Icon. t. 895; Trim. Fl. Ceyl. 

 V. 3, p. 261; Woodr. in Journ. Bomb. JVat. v. 12 (1898) p. 175,— 

 Flowers : Oct. 



KoNKAN : Balzell S( Gibson, Law I; Salsette, Nimmo ex Graham; Sewree near 

 Bombay, Woodrow ; Neral, Bhiva ! Deccan : Khandala, below bushes, Graham ; 

 Koina valley below Mahableshwar, Cooke ! — Distrib. Throughout India ; Ceylon, 

 China, Japan, Philippine Islands. 



2. CHRISTISONIA, Gardn. 



Fleshy low scaly parasitic herbs ; stems simple or tufted fi'om a short 

 or long rootstock ; scales alternate, obtuse or acute. Flowers with or 

 without bracteoles. Calyx tubular, terete or angular, 5-toothed or -lobed. 

 Corolla-tube long, inflated or infundibuliform, straight or curved ; limb 

 with 5 broad subequal rounded lobes, the 2 upper (inner in bud) suberect, 

 the 3 lower spreading. Stamens 4, included or subexserted ; filaments 



