458 



RUBIACE,E. 



shaped, with a 5-lobed limb and a bearded throat. Stamens 5, 

 free to the base of the corolla, exsef ted. Stigma divided. Ova- 

 rium 2-celled, many ovulate. 



57 MACROCNE'MUM. Limb of calyx minute, 5-toothed, per- 

 manent. Corolla tubular, with a widened throat and a 5-lobed 

 limb ; tube pentagonal at first. Stamens 5, free from the co- 

 rolla, except at the very base, hairy above the middle ; anthers 

 oblong, inclosed. Stigma obtuse, 2-lobed. Capsule 2-valved ; 

 valves dehiscing at the sides. Seeds acute, imbricated. 



58 CHIMA'RRHIS. Limb of calyx almost wanting, entire. 

 Corolla with a short tube and a 5-cleft spreading limb : lobes 

 hairy in the middle outside. Stamens 5, inserted at the top of 

 the tube, hairy at the base ; anthers oval. Capsule obovate or 

 turbinate, crowned ; valves semibifid. Seeds many. 



59 AUGU'STEA. Limb of calyx 5-parted. Corolla funnel- 

 shaped, much longer than the limb of the calyx ; tube widened 

 at the apex, a little incurved ; limb 5-parted, spreading. An- 

 thers 5, sessile in the sinuses of the corolla, and shorter than its 

 lobes. Style hairy at the base ; stigma bifid. Capsule oblong, 

 separable from the calyx, and naked at maturity, but crowned. 

 Seeds many, tetragonal. 



60 PORTLA'NDIA. Limb of calyx 5-parted ; tube 5-nerved. 

 Corolla large, funnel-shaped, with a short tube, a wide throat, 

 and a bluntly 5-lobed limb. Stamens 5, inserted in the bottom 

 of the throat ; anthers long, a little exserted. Stigma undivid- 

 ed. Capsule obovate, crowned, and retuse at the apex; valves 

 dehiscing at the apex. Placentas coriaceous, central. Seeds 

 scabrous. 



61 BIKKIA. Calyx with an 8-ribbed tube, and a 4-parted 

 limb. Corolla clavate, tetragonal, with a 4-cleft limb. Anthers 

 4, linear, not exceeding the limb. Capsule ovate, at length 

 separating from the calyx, 2-celled or nearly 4-celled ; valves 

 bifid at the apex. Placentas narrow. Seeds small, crested on 

 the margins. 



62 ISIDO'REA. Limb of calyx 5-parted. Corolla tubular, 

 pentagonal, with a naked throat, and a 5-cleft limb. Stamens 

 inserted in the very base of the corolla, and equal in length to it, 

 monadelphous and hairy at the base ; anthers oblong, obtuse. 

 Stigma bilamellate. Capsule nearly globose, pentagonal, truncate 

 at the apex, crowned. Coccula dehiscent, many seeded. Seeds 

 angular, furnished with a cup-formed membrane at the base. 



63 SPALLANZA'NIA. Limb of calyx 5-parted, permanent, 

 longer than the tube of the corolla. Corolla with a slender tube, 

 a naked throat, and a 5-lobed limb. Stamens 5, free from the 

 throat, exserted ; anthers oblong. Stigmas 2, slender. Capsule 

 ovate-globose, ribbed, crowned ; valves semibifid. Placentas 

 adnate to the dissepiment. Seeds tubercular. 



64 RONDELE'TIA. Limb of calyx 4-5-parted; permanent. 

 Corolla with a cylindrical tube and a 4-5-lobed spreading limb. 

 Anthers 4-5, sessile on the top of the tube, inclosed. Stigma 

 bifid. Capsule globose, crowned ; valves cleft in the middle. 

 Placentas central. Seed angular, few in the cells at maturity. 



65 WENDLA'NDIA. Limb of calyx very short, permanent, 

 4-5-toothed. Corolla with a terete tube, which is longer than 

 the calyx, and a 4-5-lobed spreading limb. Stamens 4-5, ris- 



1 



ing from the top of the tube ; anthers oblong, exserted. Stigma 

 bifid. Capsule ovate-globose, crowned ; dehiscing at the cells 

 at top, many seeded. 



66 XANTHOPHY'TUM. Limb of calyx 4- 5-cleft. Corolla 

 funnel-shaped, with a short tube, a villous throat, and a 4-5- 

 cleft spreading limb. Stamens 4-5, exserted, inserted in the 

 throat, conniyent. Style perforating the disk of the ovarium. 

 Stigma 2-lobed, gaping. Drupe didymous, crowned, divided 

 into 2 many seeded cells. Placentas prominent, fixed by the 

 middle on both sides. Seeds angular, minute. 



67 CARPHA'LEA. Limb of calyx 4-parted, permanent. Co- 

 rolla with a long filiform tube, a ventricose hairy throat, and a 

 4-parted limb. Anthers oblong, almost sessile, inclosed. Stigma 

 bifid. Capsule crowned, dehiscing at the cells ; valves semi- 

 septiferous ; cells many seeded. 



68 SIPA'NEA. Limb of calyx 5-parted, permanent. Corolla 

 with a long terete tube, a bearded throat, and a 5-parted limb. 

 Anthers 5, sessile, inclosed. Stigma bifid. Capsule subglobose, 

 crowned, dehiscing at the cells. Placentas central, fleshy. 

 Seeds numerous, minutely tubercular. Annual herbs. 



69 VIRE'CTA. Limb of calyx divided into 5 setaceous lobes. 

 Corolla funnel-shaped, with an obconical tube, a naked throat, 

 and having the limb divided into 5 linear-oblong ciliated lobes. 

 Stamens 5, much exserted ; anthers linear, oscillatory, bifid at 

 the base. Stigma undivided. Capsule globose, dehiscing at 

 the cells, at first crowned. Seeds numerous, 4-5-sided, a little 

 muricated. Hairy half herbaceous plants. 



70 OPHIORHI'ZA. Limb of calyx 5-cleft, permanent. Corolla 

 tubular, funnel-shaped, 3 times longer than the limb of the 

 calyx, hairy inside : with a 5-lobed limb. Stamens 5, inclosed. 

 Style girded by an urceolus at the base. Stigma 2-lobed. Cap- 

 sule compressed, 2-lobed, crowned, dehiscing by a transverse 

 chink at the apex. Placentas exserted from the dissepiment. 

 Seeds numerous, hexagonal.- Herbs. 



71 ARSOSTE'MMA. Limb of calyx 3-4-5-toothed. Corolla 

 rotate, spreading, 3-5, rarely 3-4-parted. Stamens alternating 

 with the lobes of the corolla. Anthers large, exserted, cohering 

 at the apex. Style perforating the fleshy disk ; stigma globose. 

 Capsule crowned, dehiscing radiately at the apex. Placentas 

 convex, adnate to the dissepiment. Seeds numerous, angular. 

 Herbs. 



72 SFIRADI'CUS. Lirnb of calyx 5-toothed. Corolla with 

 a short tube and a 5-parted spreading limb. Stamens 5, in- 

 closed. Style girded by 4 glands. Stigma 2-lobed, gaping. 

 Capsule oblong, crowned ; valves bipartite. Seeds numerous, 

 angular. An herb. 



73 TU'IA. Limb of calyx 5-toothed. Corolla with an ob- 

 long tube, and a 5-cleft toothed curled limb. Anthers inclosed. 

 Capsule many seeded. A procumbent herb. 



74 DENTE'LLA. Limb of calyx 5-cleft. Corolla funnel- 

 shaped, 5-cleft, with a hairy throat ; lobes furnished with one 

 tooth on each side. Anthers 5, inclosed, nearly sessile. Stigmas 

 2. Capsule or berry dry, almost indehiscent, nearly globose, 

 crowned. Placentas fleshy, prominent on both sides within the 

 cells. Seeds small, ovate. Creeping herbs. 



