19 



\J « — - w 



* AMPHICOME arguta. 



Finely-cut Amphicome. 



DIDYNAMIA A'NGIOSPERMIA. 



Nat. ord. Bignoniace^, 



AMPHICOME, Royle. Ca/j/x campanulatus, 5-dentatus; sinubus nudis. 

 Corolla infundibularis ; limbo quinquelobo bilabiato : laciniis subccqualibus. 

 Stamina didynama ; antberis per pares stylo arete appressls, connectiv9 appendi- 

 culato lobisque aristatis. Riidimentum staminis quinti subulatum. Discus 

 hypogynus cyathiformis- Ovarium 1-loculare, placentis 2 linearibus parictalibus 

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

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



■Herbae terrestres Himalenses, foliis pinnatis. 



A. arguta; foliis caulinis bijugis, foliolis sessllibus ovato-lanceolatis parc^ et 

 gross^ serratis terminali ssepiils trilobo, calycis laciniis subulatis. 



I 



Itoyle Illustr. t. 11. f. 

 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 grossesine ordine 

 serratis, apice integerrimis, terminali scepiUs trilobo ; cauhna bijuga ; mfe- 

 riora 4-juga. Racemi terminales, secundi, pauciflori, pedunculisJiliform?bus, 

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

 5-dentatus ; laciniis subulatis, sinubus plicatis membranaceis,^^ ^°':°!'^ ^ 

 pollices longa, glaberrima, diluth rosea, infundibularis, laciniis labn in- 

 ferioris rotundafis, superioris subtruncatis. Antherae lobis pilosis, truncatis, 

 basi divergentibus, infra apicem aristatis; connectivo apice appendiculd 

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

 aribus polyspermis : stylus fdiformis , staminum longitudme ,antherisque am- 

 plexus; stisTiia bilamellatum, laciniis ovatis ciliatis. lludimentum stamims 

 quinti minimum subulatum. Capsula fliformis, siliquosa, glabra,^ suturd 

 unicd tantHm hinc dehiscens, unilocularis, poly sperma, placenta libera, 

 lineari, pland, marginibus incrassaiis, per axin haud sine lacerationebipar- 

 ■tibili; verosimilit^r e duahus oppositis approximatis adnatis a valvulis suif 

 liberatis covfectd. Semma numerosa, appensa, ovalia, compressa, paulo cis 

 extremitatem alteram inserta ; testd papyraced tenact, utrdque exlremitatc 

 in capillis tenuissimis comam referentibus distract a ; hi capilli, sub lente bW 

 diametra augente, imaginem referunt tuhuli strangulati filum latum irre- 

 gulare nunc spirale, nunc annulare, nunc suhreticulatum contmentis. ^ Em- 

 bryo sacco inclusus propria apice, chalaza loco, infiato, basi hilo proximo in 

 tubulum producto, exalbuminosus ; cotyledombus oblongis piano- 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 

 havino- been collected on the Himalaya mountams at the 

 €levat?6n of from 6000 to 8000 feet. A single individual 



.♦ From a^0t around, and Kopn hair, in allusion to the structu re of the seeds 



