19 



* AMPHICOME arguta. 



Finely -cut Amphicome. 



DIUYNAMIA ANGIOSPERMIA. 



Nat. ord. Bignoniace^e. 



AMPHICOME, Royle. Calyx campanulatus, 5-dentatus; sinubus nudis. 

 Corolla infundibularis ; limbo quinquelobo bilabiato : laciniis subsequalibus. 

 Stamina didynama ; antheris per pares stylo arete appressis, connectivo appendi- 

 culato lobisque aristatis. Rudimentum staminis quinti subulatum. Discus 

 hypogynus cyathiformis. Ovarium 1-loculare, placentis 2 linearibus parietalibus 

 polyspermis ; stigma bilamellatum. Capsula siliquiformis, sutura altera dehis- 

 cens ; dissepimento libero. Semina appensa, utrinque pilis distinctis comosa. 

 Herbse terrestres Himalenses, foliis pinnatis. 



A. arguta ; foliis caulinis bijugis, foliolis sessilibus ovato-lanceolatis parce et 



grosse serratis terminali saepiiis trilobo, calycis laciniis subulatis. 

 A. arguta. Royle Illustr. t. 72. f 1. 

 Incarvillea arguta. Id. p. 296. 



Caulis perennis, subterraneus, radicans, ramos glabros, 2-3-pedales, 

 atrovirides promens. Folia subcoriacea, atroviridia, glabra, pinnata, foliolis 

 ovato-lanceolatis acuminatis sessilibus utrinque parce et grosse sine ordine 

 serratis, apice integerrimis, terminali scepius trilobo ; caulina bijuga ; infe- 

 riora 4-juga. Racemi terminates, secundi, pauciflori, pedunculis filiformibus, 

 9 lineas longis, gracilibus, nutantibus. Calyx campanulatus, subciliatus, 

 5-dentatus ; laciniis subulatis, sinubus plicatis membranaceis. Corolla 2 

 pollices longa, glaberrirna, dilute rosea, infundibularis, laciniis labii in- 

 ferior is rotundatis, superioris subtruncatis. Anthers lobis pilosis, truncatis, 

 basi diver yentibus, infra apicem aristatis ; connectivo apice appendiculd 

 ovatd pariter aristatd aucto. Ovarium lineare, uniloculare ; placentis line- 

 aribus polyspermis ; stylus filiformis, staminum longitudine , antherisque a?n- 

 plexus ; stigma bilamellatum, laciniis ovatis ciliatis. Rudimentum staminis 

 quinti minimum subulatum. Capsula filiformis, siliquosa, glabra, sutura 

 unicd tantum hinc dehiscens, uuilocularis, polysperma, placentd libera, 

 lineari, plana, marqinibus incrassatis, per axin haud sine laceratione bipar- 

 tibili ; verosimiliter e duabus oppositis approximatis adnatis a valvulis suis 

 liberatis confectd. Semina numerosa, appensa, ovalia, compressa, paulo cis 

 extremitatem alteram inserta ; testa papyraced tenaci, utrdque extremitate 

 in capillis tenuissimis comam referentibus distractd ; hi capilli, sub lente 500 

 diametra augente, imaginem referunt tubuli strangulati filum latum irre~ 

 gulare nunc spirale, nunc annulare, nunc subreticulatum continentis. Em- 

 bryo sacco inciusus proprio apice, chalazce loco, inflato, basi kilo proximo in 

 tubulum producto, exalbuminosus ; cotyledonibus oblongis plano-convexis 

 placentd parallelis, radiculd parvd conicd exsertd. 



Seeds of this very rare and curious plant were given to 

 the Horticultural Society by Professor Royle, marked as 

 having been collected on the Himalaya mountains at the 

 elevation of from 6000 to 8000 feet. A single individual 



* From ap<t>t around, and KOfxri hair, in allusion to the structure of the seeds. 



