48 MALME, BIE COMPOSITEN DKR ERSTEN REGNELLSCHEN EXPEDITION. 



styli vix 1 mm. longi, circiter O, is mm. lati, lineari-oblongi, obtusi (v. rarius subacuti et 

 tum apice + barbati). Flores disci numerosi, 8 — 9 mm. longi, tubi parte diraidia inferiore 

 gracili cylindracea, extiis glabra, superiore sensim manifeste dilatata, extus inferne pilis 

 gracilibns, filiformibus ornata; dentibus s. lobis limbi erectis v. conniventibus, ovato-trian- 

 gnlaribus, 0,75 — 1 mm. loiigis, circiter 0,5 mm. latis acntiusculis, dorso (extus) pilis mi- 

 nutis, clavatis v. subfiliformibus parce ornatis; stamina inclusa v. nonnihil exserta; stylus 

 (in floribus plurimis examinatus) inclusus v. subinclusus (an seraper persistenterque?), 

 ramis circiter 0,75 mm. longis, appendicibus breviter barbatis, seraiconicis v. anguste trian- 

 gularibus, acutis, circiter 0,6 mm. longis auctis. Achenia (immatura) circiter 3 mm. longa, 

 glaberrima, pappi albidi v. rufescentis, 6 — 7 mm. longi setis circiter 40, manifeste ciliatis. 



Rio Grande do Sul: prope Säo Martinho (pr. Santa Maria) (In carapo; loco uliginoso 

 graminoso. 18-^4 93. Malme 800.). 



Aster caricifolius H. B. K. (Nov. gen. et spec. plant. Tora. IV, pag. 92 et tab. 333), 

 haud dissimilis, dififert foliis semiamplexicaulibus, acntiusculis v. subobtusis, pedicellis 

 calathidiorum superne viscoso-hirtellis, squamis involucri angustioribus, viscosis, ligulis 

 albis etc. 



Ab A. Regnellii (Scii. Bip.) Baker recedit nostra species foliis multo numcrosiori- 

 bus, angustioribus rigidisque, calathidiis paucioribus majoribusque, squamis involucri colo- 

 ratis etc. 



FormiB saltem valde similes ex America australi reportatte in herbb. A. caricifolhis 

 nuncupatas sunt. 



A. Regnellii (Sch. Bip.) Baker. — Baker, 1. c. pag. 21. 



* mattogrossensis Malme n. subsp. 



Herba perennis, circiter 1 m. älta. Caulis simplex, erectus, teres, striatus v. leviter 

 costatus, glaberrimus, usque ad inflorescentiam foliatus. Folia numerosa, sat distantia 

 (internodiis vulgo 3 — 4 cm. longis), apicem caulis versus valde descrescentia, semiam- 

 plexicaulia, + erecta, integerrima, acuta, majora 3-nervia, venis sat conspicuis, supra et 

 subtus glabra, margine haud ciliata scabridave, anguste oblanceolato-linoaria v. linearia 

 v. (superiora) fere snbulata; inferiora majora usque ad 10 — 12 era. longa, 5 rara. lata; 

 superiora (sensim in bracteas inflorescentia? transeuntia) 2 — 5 era. longa, 1 — 2 rara. 

 lata. Inflorescentia corj'rabosa, sat oligocephaJa (calathidiis 5 — 12), ampla, usque ad 

 20 cm. la.ta, laxissima, pedicellis calathidiorum 5 — 7 cm. longis, glabris, erecto- 

 patentibus, bracteis triangulari-subulatis, adpressis, circiter 3 rara. longis ornatis. 

 Calatlndia (cum ligulis) circiter 15 rara. longa, heterogaraa. Involucri campanulati, 

 usque ad 9 — 10 rara. longi squamce 30 — 40, valde inipquilongtc, multiseriattTB, dorso 

 glabra?, margine pra^sertim apicem versus ciliata^, virides v. stramineo-virides, sa?pe 

 anguste subhyalino-marginata^, inferiores 3 — 5 inm. longae, vix 1 rara. lata^, anguste lan- 

 ceolato-triangulares, superiores lineares, 7 — 9 mm. longaj, 1 — 1,25 mm. latsB, acutae v. bre- 

 viter acurainatfe, apice deltoideo extus intusque levissime pubescente. LigulcB 15 — 20, albaj 

 v. dilute roseo-lilacina^, ovario excepto usque ad 12 rara. longa>, tubo gracili, cylindraceo, 

 parte dimidia superiore pilis gracilibns, filiformibus parce ornato; limbo usque ad 2 ram. 

 lato, lingulato, apice sat indistincte tridentato, glabro; rami styli circiter 1 ram. longi, 



