Ehtnchoglossum. ] BIGNOJSIACEJE. 1G9 



bract coles minute. Calyx campanulate, 5-lobed. Corolla-tube 

 cylindric, contracted at the mouth ; linih 2-lippcd ; tipper lip short, 

 bifid; lower longer, 3-loled. Stamens 2, perfect, included; anther 

 connivent, 2-celled ; cells ellipsoid, subparallel, slits ultimately 

 confluent at the apex. Ovary 1-celied, ovoid, style linear, stigma 

 minutely 2-lobed ; placentas much intruded, divided into 2 thick 

 lamelhe bearing many ovules on all sides. Fruit au ellipsoid mem- 

 branous loculioidally 2-valved smooth capsule, included within the 

 calyx. Seeds narrowly ellipsoid, smooth, testa minutely reticulate. 

 — Species 2, extending from India to the Philippines. 



R. obliquum, Blum* Bijdr. 741, Var. parviflora, C. B. Clarke in 

 D.C. Monogr.v, 162; F. B.I.iv, 367; FrainBeng. PL 784: Cooke Fl. 

 Bomb, to, 324. 



A succulent herb up to 20 in. high, glabrous or nearly so. Leaves 2-6 in 

 lonp, elliptic-oblong, acuminate, unequal at the base, semicordate at the 

 base on one side, acute on the other ; lateral nerves many, parallel, 

 curved, prominent beneath, petioles $-2 in. long. Racemes about 4$ in. 

 long. Flowers solitary or in pairs ; bracteoles about T 'n in. long, narrow, 

 subulate ; pedicels filiform, nodding. Cal\n i *"• long, divided about 

 i-way di.wn ; lobes triangular, acute. Corolla blue, tube about as long 

 as the calyx ; upper lip about T ' g in. long, with 2 iriangular acute lobes, 

 lower lip nearly twice as long as the upper and with 3 shallow obtuse 

 lobes. Capmle ± in long. 



Dehra Dun, flowering during the rainy seaso". Distrib. Himalaya from 

 Kumaon to Bhutan up to 5.000 ft., Chuta INagpur and C. India to 

 \\ . and S. India, also in Ceylon. The type occurs in Tenasserim 

 the Malay Islands and in China. 



LXXXIII— BIGNONIACEiE. 



Trees, shrubs (rarely climbing) or herbs. Leaves opposite, rarely 

 alternate, unequally 1-3-pinnate, or sometimes undivided. Flowers 

 hermaphrodite, irregular, usually showy, arranged in terminal racemes 

 or panicles, rarely on short lateral branches ; bracts and bracteoles 

 inconspicuous. Calyx spathaceous or funnel-shaped ; iobes 2-5 or 

 more, valvate. Corolla 2-lipped, tubular-ventricose ; lobes 5, 

 subequal, imbricate in bud. Stamens didjnanious, rudiment of oth 

 stamen often present and inserted where the corolla-tube is suddenly 

 swollen, rarely with five perfect stamens ; filaments glabrous or 

 hairy at the base ; anthers 2-celled, included or rarely shortly 

 exserted ; cells elliptic or oblong, parallel or diverging, dehiscing by 

 longitudinal slits. Disk usually thick or annular. Ovary subseseile, 

 2-celled ; style long, glabrous, stigma of 2 elliptic lobes ; ovules 



