DIDYNAMIA. 



(30) 



DIDYNAMIA. 



segment larger, emarginate ; stamens finally reflexed 



towards the sides. 



BALLOTA, Black Horehound Calix salver-shaped, five- 

 toothed, ten-streaked ; corolla, upper lip crenate, concave. 

 MARRUBIUM, White Horehound Calix salver-shaped, rigid, 



ten-streaked ; corolla, upper lip bifid, linear, straight. 

 LEONURUS, Motherwort Anthers having dots sprinkled 



over them. 

 PHLOMIS, Jerusalem Sage Calix angular; corolla, upper lip 



incumbent, compressed, villose. 

 MOLUCCELLA, Molucca Balm Calix bell-shaped, widening, 



broader than the corolla, spiny. 

 2. Stick as have the Calix divided into two lips. 

 CLINOPODIUM, Field Basil Involucre many-bristled, under 



the whorl. 

 ORIGANUM, Marjoram Strobile four-cornered, spiked, with 



one leaf to each calix. 

 THYMUS, Thyme Calix two-lipped, its mouth closed with 



hair; corolla, upper lip flat, emarginate. 

 MELISSA, Baum Calix dry, flattish above; upper lip sub- 



fastigiate, bifid ; lower lip bifid, linear, straight. 

 DRACOCEPHALUM, Dragons-head Corolla, throat inflated ; 



upper lip concave. 

 MELITTIS, Bastard Baum Calix wider than the tube of the 



corolla ; corolla, upper lip flat, lower crenated ; anthers 



crosswise. 

 OCYMUM, Basil Calix with the upper lip orbiculate, the 



lower four-cleft; corolla resupine, with one lip four-cleft, 



the other undivided; filaments, the outer putting forth a 



reflex process at the base. 

 TRICHOSTEMA Corolla, upper lip sickle-shaped ; stamens 



very long; calix two-lipped. 

 SCUTELLARIA, Skull-cap Calix with an entire mouth; 



after flowering closed by a lid. 

 PRUNELLA, Self-heal Filaments forked, with an anther on 



one of the forks; stigma bifid. 

 CLEONIA Filaments forked, with an anther at one of the 



tips ; stigma four-cleft. 

 PRASIUM, Shrubby Hedge Nettle Berries four, one-seeded. 



PHRYMA Calix two-lipped, five-toothed ; seed one. 



******** 



BYSTROPOGON Calix five-subulate, bearded at the opening; 

 corolla, upper lip bifid, lower trifid ; stamens distant. 



CORNUTIA Calix five-toothed ; stamens, two of them longer 

 than the corolla; style very long; berry globular, one- 

 seeded. 



ELSHOLTZIA Calix tubular, five-cleft; corolla ringent; upper 

 lip four-toothed, lower longest, undivided, finally crenate; 

 stamens distant. 



GALEOBDOLON -Calix five-cleft, unequal, awned ; upper lip 

 of the corolla entire, vaulted, lower in three acute seg- 

 ments. 



GLOXINIA Calix superior, five-leaved ; corolla bell-shaped, 

 with the border oblique; filaments four, with the rudi- 

 ment of a fifth, inserted into the receptacle. 



HYPTIS Calix turbinate; corolla with a very spreading 

 border; lower lip semi-bifid ; anthers hanging down. 



ISANTHUS Calix subcampanulate; corolla five-parted; tube 

 straight and narrow; segments of the border ovate and 

 equal; stamens subequal ; stigmas linear, recurved. 



LEUCAS Calix ten-striate, six to ten toothed; upper lip of 

 the corolla galeate ; lower lip long and trifid ; lobes of the 

 anthers divaricate; stigma shorter than the upper lip. 



LIPPIA Calix four-toothed, roundish, upright, compressed- 

 membranaceous; capsule one-celled, two-valved, two- 

 seeded, straight; seeds two-celled. 



MACBRIDEA Calix subturbinate, trifid, two of the segments 

 larger and oval, the third linear-lanceolate ; corolla ringent ; 

 upper lip entire, the lower shorter and three-parted. 



PLECTRANTHUS Calix, upper segment large; corolla re- 

 supine, gibbous, or spurred at the base ; filaments simple. 



PYCNANTIIEMUM, Mountain Mint Calix tubular, striate, 

 five-toothed ; upper lip of the corolla nearly entire, lower 

 trifid; middle segment longer; stamens distant; cells of 

 the anthers parallel. 



SELAGO Calix four-cleft; corolla, tube capillary; border 

 almost equal ; seed one or two. 



SYNANDRA Calix four-cleft, segments unequal, subulate ; 

 upper lip of the corolla entire and vaulted, the lower 

 obtusely and unequally three-lobed ; orifice inflated, 

 naked ; upper pair of anthers cohering, having the two 

 attached ceils empty; filaments tomentose. 



WESTRINGIA Calix five-cleft half way down, five-seeded; 

 upper lip of the corolla flat, cloven, lower in three deep 

 equal segments; stamens distant, the two upper with 

 halved anthers, two lower with divided abortive ones. 



2. ANGIOSPERM1A. 



(In this Order, the seeds are enclosed in a seed-vessel, or 

 pericarp.) 



1. Such as have a simple Stigma, and personate Corollas. 

 BARTSIA Calix two-lobed, emarginate, coloured ; corolla 



coloured, less than the calix; upper lip longest ; capsule 

 two-ceiled. 



RHINANTHUS, Yellow Rattle Calix four-cleft, ventricose ; 

 capsule two-celled, blunt, compressed. 



EUPHRASIA, Eyebright Calix cylindrical, four-toothed, 

 equal; upper lip of the corolla cloven, lower three-lobed, 

 the lobes cloven; anthers bearded with unequal spines; 

 capsule ovate-oblong; seeds striated. 



MELAMPYRUM, Cow Wheat Calix four-cleft; corolla, upper 

 lip compressed, with the edge folded back ; capsule two- 

 celled, oblique, opening on one side; seeds two, gibbons. 



LATHRJEA, Toothwort Calix four-cleft ; gland depressed at 

 the base of the suture of the germen ; capsule one- 

 celled. 



SCHWALBEA Calix four-cleft, the upper lobe very small, 

 the lowest large and emarginate. 



TOZZIA Calix tubular, five-toothed ; corolla ringent, with 

 five rounded segments; capsule one-celled, globular, two- 

 seeded. 



PEDICULARIS, Lousewort Calix five-cleft; capsule two- 

 celled, mucronate, oblique; seeds coated. 



GERARDIA Calix five-cleft; corolla two-lipped, lower lip 

 three-parted, the lobes emarginate, the middle segment 

 two-parted; capsule of two cells, gaping. 



CIIELONE Calix five-parted; rudiment of a fifth filament 

 between the upper stamens ; capsule two-celled. 



GESNERIA Calix five-cleft, sitting on the germen; corolla 

 incurved and recurved ; capsule inferior, two-celled. 



ANTIRRHINUM, Snapdragon, or Calves' -snout Calix five- 

 leaved ; corolla with the base produced downwards, and 

 nectariferous; capsule two-celled. 



CYMBARIA Calix ten-toothed ; capsule cordate, two-celled. 



2. With a simple Stigma and spreading Corollas. 

 CRANIOLARIA Calix double of the flower; perianth four 



leaved ; spathe one-leafed ; corolla, tube very long ; cap- 

 sule of Martynia. 



MARTYNIA Calix five-cleft; corolla ringent; capsule 

 woody, corticate, with a hooded beak, four-celled, two- 

 valved. 



