—— 
Ardisai. 91 
| 70 mm lata, membranacea, praeter lepides minutissimas pallide brunneas subtus praesertim 
ad nervum medium manifestas glabra, perdense costata supra sublaevia subtus costis prosi- 
|lientibus insuper optime prominulo-retieulata, punctis multis atris aucta. Inflorescentia ter- 
|minalis, multi- vel co-flora, ample tripinnatim pannieulata, laxe pyramidata, folia superans, 
Nepidoto- furfuracea, pedicellis = 2,5 mm longis e validioribus; flores = 5 mm longi; 
| sepala basi breviter coalita, elliptica, apice rotundata, symmetrica ; "petala vix ad 1/; connata 
| anguste elliptica, apice óbacure peroblique emarginata bene asymmetrica; stamina petalis 
bene breviora antheris apice mucronatis, dorso concoloribus, filamentis 3-plo brevioribus 
infime affixis, rimis apice poratim dilatatis dehiscentibus; ovarium glabrum, ellipsoideum, 
| stylo tenuissimo petala aequante. 
| Central-Amerika: bei Chontales, am Chiriqui; Nicaragua (Hart n. 136, See- 
E. n. 59, Tate n. 228. — Herb. Kew.). 
| . A. 'erenipetala Mez n. sp. — Ramuli graciles, novelli dense brevissime puberuli. 
. Folia Re = 6 mm longis stipitata, elliptica, basi acuta apice eleganter acuminata, mar- 
| gine dense crenata, = 130 mm longa, 50 mm lata, membranacea, glabra, nitida, praeter 
m subtus paullo prominulas laevia, punctulis et atris partim brevissime lineiformibus 
| planis et brunneis optime prominulis his praesertim marginem densa serie sequentibus in- 
signia. Inflorescentia terminalis, subpauciflora, breviter lateque pyramidatim tripinnatim 
| panniculata, puberula, foliis sat brevior, pedicellis validis usque ad 3 mm longis; flores 
| ante anthesin 5 mm longi, glabri; sepala anguste triangularia, acutiuscula, fere libera; 
| petala quam maxime asymmetrica; stamina petalis paullo breviora antheris linearibus, apice 
| optime mucronatis, dorso punctulis perpaucis minutisque ad filamenti insertionem praeditis ; 
| ovarium glabrum stylo gracillimo, petala aequante. 
| Mexico: bei Orizaba und Colonia Melchor Ocampo, in 1200 m Meereshóhe (Botteri 
Fn. ur 481, Conzatti n. 169). — Blüht im Juni (Herb. DC., Paris, Asa Gray). 
| A. pellucida Oerst.! in Kjoebenh. Vidensk. Meddel. (1861) 130, t. 2. — Tinus 
BER O. Ktze. Rev. gen. II. (1891) 974. — Ramuli crassi, apicem versus dense punc- 
tulis minutis umbrinis obtecti. Folia petiolis - 25 mm longis, gracillimis, lamina vix dila- 
latis stipitata, oblonga, basin versus persensim acuta apice breviter acuminata, zc 250 mm 
longa, 80 mm lata, tenuiter membranacea, glabra, mixte costata, utrinque minutissime pro- 
. minulo-reticulata, sub lente punctulis oo aterrimis prominulis insignia. Inflorescentia termi- 
nalis, subpauciflora, paupere tripinnatim panniculata, squarrosa, foliis multo brevior, dense 
- glanduloso-lepidotula, ramulis flores bene corymbosos gerentibus, pedicellis usque ad 5 mm 
longis, bracteas subulatas multo superantibus; flores valde imperfecte solum cogniti glabri; 
sepala quincuncialia, fere libera, late ovata, paullo oblique acuta, submembranacea, 
margine crenulata; petala e parte inferiore solum cognito s-convoluta, breviter connata, 
bene asymmetrica, membranacea; stamina profunde inclusa antheris peracutis, dorso con- 
coloribus, prope basin filamentis brevibus affixis; ovarium ellipsoideum, glabrum. 
| Mexico: bei Pital, und Guatemala: bei Sta. Barbara, dept. Sololá in 500 m Meeres- 
hóhe (Liebmann, Shannon ed. Donnell-Smith n. 170). (Herb. Asa Gray, Kopen- 
hagen). 
43. A. pectinata Donnell-Smith! in Bot. Gaz. XII. (1887) 132. — Ramuli crassi, 
novelli lepidibus minutis umbrinis punctulati. Folia petiolis + 20 mm longis, lamina decur- 
rente bene alatis stipitata, elliptica, basi longe acuta apice elegantissime acuminata, = 
280 mm longa, 120 mm lata, tenuiter membranacea, glaberrima, nitida, remote costata, 
utrinque dense prominenti-reticulata, punctis maculiformibus sueto paullo elongatis vix pro- 
minulis permultis aucta. Inflorescentia terminalis, oo-flora, basi foliis maximis intermixta, 
densiuscule subsquarrose 4-pinnatim pannieulata, foliis multo brevior, glanduloso-puberula, 
ramulis flores bene corymbosos procreantibus, pedicellis usque ad 8 mm longis, gracilibus, 
apice paullo incrassatis, bracteas minutas lingulatas multo superantibus ; flores 5 mm 
longi, glabri; sepala submembranacea, libera, ovata, acutiuscula, margine breviter ciliata ; 
petala basi breviter coalita lobis membranaceis, s-convolutis, per anthesin suberectis, ovatis, 
apice oblique acutiusculis valde asymmetrieis, haud punctatis; stamina petalis breviora 
antheris acuminulatis, rimis binis apice triangulo-dilatatis dehiscentibus, dorso concoloribus 
