ASPARAGINEAE kunth. (Dasylirium.) 39 



spiuosa, inter spinas denticulato-spitiulosa, nunc scabra. 

 Paniculae terminales, so/ifariae, erectae, simp/ices vel ra- 

 mosae, bracteatae. Flores parvi, a/bi, pediccl/ati, solitarii 

 vel per 2-4 fascicu/ato-congesti, in ramulis spicati vel ra- 

 cemosi; pediceUis basi bractco/atis , superne articu/atis. 

 Authci'ae fiavac (Descr. fruclus ex Brongn.) Zuccarini 

 oliin (in Allgein. Gartenz. 1838. n. 38. p. 303.) inter Junceas, 

 prope Xerotem et Kingiain, nuuc (in Act. Acail. Monac. 1845.) 

 rectius inter Cordylinem e! Dracaenam posuit. Brongnart 

 Cordylini proximam dicit. Auatis rigida Sessc ct Mofinno 

 Ic.ined. est Rouliniae (Dasylirii) species. (Brongn. in Annal. 

 des sciences nat. 14. p. 320.) 



1. D. GRAMINIFOLIUM Znccarini in Otto et Dietr. Allgem. 

 Garteuz. 1838. n. 33. j>. 258. ot «. 38. P . 303. Idem in Acl. 

 Acad. Monac. 3. 225. /. 1. Knnth. in Olio et Dielr. Allgem. 

 dtartenz'. 1841. n. 1G. p. 121. /. 1. Caule erocto, striclo, in- 

 ferne dense folioso, superne vaginato, scapiformi ; foliis lineari- 

 bus, superne longissimc subulato-augustatis, leviter canaiiculaiis, 

 a[)ice in tila dissohibilibiis , margine remote spinosis , inter 

 spinas argute denticnlato- spinnlosis; panicnla subsimplici, con- 

 tracta, spicaeformi ; fioribus brevissimc pedicellatis, solitariis 

 vel geminis, in ramulis dense spicatis. — Mexico. ^) — Planfa 

 mascula: Canlis simplcx, erectns, strictus , adjecta panicula 

 subscxpedalis rigidus, basi crassus, basibns foliorum per- 

 sistentibus reflexis undique obfcctus, ad 2-3 pollices altiiudinis 

 dense foliosus, superne scapiformis, vaginatus, obsolele angulalus,, 

 laevis, glabcr, crassitic digiti minoris, apice florifer. Folia re- 

 curvato-patnla, linearia, superne longissimc et gradafim subulato- 

 angiisiaia, leviter canaliculata, apicc arida et in tibras solidas 

 rigidas dissolnfa, enervia, striafa, rigido-coriacea, inarginc spinis 

 brevibus conicis cartilagincis antrorsum curvatis hifescentibus 

 3 lineas longis 3-7 lineas reraotis armata, inler spinas argutc 

 denficulafo-spinulosa, spinulis callosis, uiinc rectis, minc sursum 

 vel deorsnm cnrvatis, glabra , subfus angnlis iribns obsolctis 

 inacqiiidistantibus scabriiiscnlis nntata , laete viridia, subniti- 

 dula , bipedalia et longiora , dimidium pollicem lafa, basi dila- 

 tata, seraiainplexicaulia. Vaginae niembranaceae, seiniamplexi- 

 caules , in folium angustissime lineare canaliciilatum rigidiim 

 margine spinulosiim recurvafum angusfatac, arido- ineinbrana- 

 ceae , rubellae, glabrae, 2£ - 2 - pollicares ; superiores gradatiin 

 breviorcs , in bracteas spafbaeformes iransformafac. Panicula 

 caulem terminans, simplcx, contracta, spicaeformis, angusia, 2|- 

 pedalis, stricta; ramis brevibus, penfa-, superioribus tri- vel 

 monosfachyis, bractea spatbiformi suflultis eamque subaequanfi- 

 bus, superioribus eam superantibus, oranibus erecfis. Spicae 

 brcvifer pedunculatae, cylindraceo-oblongac, obfusae. densiflorae, 



