258 Mr. D. Don's Descriptions of new Genera and Species 



mis quadruplici circiter ordine imbricatis, obtusis, membra- 

 naceis, margine scariosis. Receptacnhim depressum, scro- 

 biculatum. Flosculi disci numerosi, hermaphroditi, tubulosi, 

 basi angustati : limbo obtuse 5-dentato, subaequali ; dentibus 

 2 exterioribus majoribus, profundiusque sejunctis : no-vis 

 primariis ad sinum laciniarum bifidis, ramis marginalibus : 

 radii plures, foeminei, bilabiati, staminibus sterilibus ; labio 

 exteriore ligulato, elliptico-oblongo, 4-nervio (nervis extimis 

 longe intramarginalibus) apice obtuse tridentato ; interiore 

 lineari-angustissimo, recto, acute bidentato. Anthem ap- 

 pendiculd lineari-lanceolata acuta, cartilagineo-membrana- 

 cea coronatae, basi setis 2, longis tenuissimis, puberulis ips4 

 anthera longioribus munitoe. Stigma clavatum, bilobum : 

 lobis obtusis, conniventibus, minute papillosis. Achenia 

 lineari-oblonga, compressa, punctis elevatis, crystallinis 

 copiose ornata : disco epigyno parum dilatato, concavo. 

 Pappus pilosus, persistens : radiis simplici ordine contiguis, 

 asqualibus, tenuissime denticulatis. 



Herba erecta, ramosa, tenella, fragilis, palmaris v. spithamcea, om- 

 ?ii?io glaberrima, radice Jibrosd, annua. Rami elongati, erecto- 

 patentes, filiformes, purpurascentes, nitiduii, virgati, rigidius- 

 culi, foliosi. Folia alterna, sessilia, lineari-subulata, mucro- 

 nulata, subcarnosa, glabra, subtus convexa, suprd, concava, 

 margine glandulosa, basi adpressd remanenti, semuncialia v. 

 parum ultra ; superiora sensim breviora, et infoliolis involucri 

 abeuntia, nunc raro semipollicem longa. Flores terminates, 

 pro ratione plantce magni, solitarii, v. pauci laxe. cori/mbosi, 

 sessiles. Involucrum semipollicare, omnino lave : squamis 

 scarioso-membranaceis, nitidis, nunc purpurascentibus. Flos- 

 culi aurei. Pappus niveus. 



Nomen ab ev bene, et Qpi^ capillus (i. e. bene comatus), et ad 

 pappum refert. 



1. E. sal- 



