608 
Revista de la Facultad 
Obs. Radix crassa verticalis teres v. subturbinata (20-30 mm 
long. = 12-18 mm crass.) mox in ramis 2 v. 3 crassis plus minusve 
elongatis (50-60 mm long.=4>6 mm crass.) divaricatulis divisa, ápice 
saepius uniceps; folia numerosissima (50-100) confertissima rosulata 
obovata v. spathulata (20-25 mm long.=8-io mm lat.) antice obtu- 
sissime rotundata postice longiuscule attenuato-subpetiolata, basi 
in pericladio triangulan dilatatula, crasse membranácea carnosula 
parallele obsoleteque 3-5-nervia glaberrima utroque margine quan- 
doque integra quandoque dentibus 3 v. saepius 5 repandulis v. acutis 
plus minusve profundis ornata; scapi e centro rosularum exsurgentes 
erecti simplices crassissimi (10-15 cnt alt.=5-io mm crass.) glabri, 
inferné interrupte superne dense spicatim floriferi; flores in glomerulis 
relaxatis (inferís) v. aproximatis constipad, glomerulis subglobosis 
(10-15 mm diam.) sessilibus v. breviter crasseque pedicellatis, bractea 
lanceolata integra carnosula (5-8 mm long.=2-2,5 mm lat.) basi or- 
natis; achaenia compressa ovata sessilia (4 mm long.=2 mm lat.) 
valde compresa, nervosa, glabra, ápice setis saepius 1 2 crassiusculis 
linearibus (3 mm long.) longiuscule piloso-plumosis coronata. 
XXIV. Calycereae. 
90. Boopis australis DCsne — Miers, Contr. II, f. 25. 
Hab. In uliginosis prope Coloniam Gaelicam. 
Obs. Specimina chubutensia magis párvula atque contracta, foliis 
numerosioribus anguste linearibus, capitulis scapis brevissimis suf- 
fultis v. fere in rosularum centro 3 4 subsessilibus. 
XXV. Compositae. 
91. Gutierrezia panicul ata (DC . ) Ph. var. patagónica Speg. 
Hab. In collinis sterilibus prope Teka-choique. 
Obs. Perennis fruticulosa humilis (15-30 cnt alt.) viscosa pallide 
virens; cau dices tortuosi crassi prostrati v. subrepentes (5 10 cnt 
long. =5-1 5 mm crass.) ligno duro albido donati, cortice crasso dense 
squarroso-scrupuloso sordide fusco saepius nigricante (an e fungo 
parasitante?) vestiti, nudi, ápice plus minusve dense v. laxe ramosi; 
rami relaxati v. conferti erecti rectiusculi (10-15 cnt l° n g'- =0 >5~ 2 
mm crass.) fértiles et steriles commixti v. omnes fértiles subherbacei 
virides angulosi laeves v. laxe papillulato-glandulosi viscosuli, de- 
orsum in juventute dense foliati per aetatem nudi et leniter striati 
basibus foliorum subalbescentibus subimbricatis tecti, sursum sensim 
relaxato-foliosi saepius simplices, ápice plus minusve breviter v. 
longiuscule corymbose ramuloso-floriferi; folia crassiuscula rigidula 
viridia viscosula dense minuteque glandulose punctulato impressa, 
margine integerrima obtusa saepius papillis laxis v. confertiusculis 
minutis obsolete subpectinato-ciliolata oblanceolata plus minusve 
angusta, plana v. subplicato-carinatula, obsolete 1 -nervosa, ápice 
semper acutiuscula, inferné conferta divaricatula atque longiuscule 
