337 
Habitat т prov. Minas Geraés prope Barbacena: Pohl п. 3755. 
Obs. Species Eryngium lacustre, etsi plane diversum, attamen 
habitu totius plantae ct praesertim inflorescentiae miro modo imitatur. 
35. ERYNGIUM ERIOPHORUM CHAM. caule solido, 
apice 1—6-radiato; foliis basalibus 30—80 cm. longis, 0,5 ad 
5 mm, latis, basi in vaginam glabram v. margine villosam 
paullatim dilatatis, apice obtusis, canaliculatis v. superne planis, 
margine inermibus, interdum eroso-denticellatis, caulinis satis 
crebris у. subparcis erectis caulique adpressis, basi 2—12 cm. 
longe vaginante inermibus, sed saepius villosis, inferioribus sub- 
amplexicaulibus; inflorescentiis 1-cephalis v. conferte usque 8- 
cephalis; capitulis ovatis v. ovoideo-globosis, coloratis v. non 
coloratis, primariis 12—18 mm. longis, 10—15 mm. diametro; 
bracteis involucralibus horizontaliter prominentibus, saepius re- 
flexis. 
Tabula nostra LXXXIX (habitus et analysis) et XC. Fig. VI (folia). 
Var. а. caule 0,3—1 m. alto, supra basin 1,5—3,5 mm. 
crasso, foliis basalibus supra vaginam (,5—2 mm. latis, margine 
laminae integerrimis, vaginae villoso- v. piloso-ciliatis, (Fol. a—b.) 
Eryngium eriophorum Cham. in Linnaea I. 342 (242); 
DC. Prodr. IV. 97. 
Var. В. VEGETIUS Cham., caule 1—1,6 m. alto, supra 
basin 4—6 mm. crasso, foliis basalibus supra vaginam 3—5 mm. 
latis, margine laminae inferioris eroso-denticellatis scabrisque, 
vaginae glabris. (Fol. c.) 
Eryngium eriophorum, forma vegetior Cham. in Linnaea 
VIII. 325. 
RHIZOMA subtuberosum ү. cylindricum, simplex v. multiceps usque 
ad 15 mm, diametro, fibris validis 1 mm, et ultra crassis nigris auctum. 
CAULES e rhizomate 1 v. pauci erecti foliis basalibus aequilongi v. tertia 
parte promínentes, teretes leviter v. obsolete striati, mediocriter foliosi, 
simplices, apice inflorescentia 1—8-cephala terminati. Forra basalia 
numerosa disticha erecta filiformia v. linearia, margine incrassato et 
plus minus incurvato canaliculata v. superne plana, inferne in vaginam 
longiusculam quam lamina pluries latiorem scariosam, margine, praecipue 
interiorum juniorumque, in parte superiore villis sericeis densis v. pilis 
setiformibus parcis ciliatam v. plane glabram, virescenti-griseam v. casta- 
neam nitidam paullatim dilatata, utrinque parallele nervosa; caulina 5 
ad 12, basalibus saepius latiora, sed multoties breviora, margine laevia 
v. eroso-denticellata, superiora non raro denticulos spinulasque eviden- 
tiores praebentia; prophylla vaginantia, primaria lanceolata v. lanceolato- 
linearia 1—8 cm. longa, caetera ovato-lanceolata 0,4—1 сш. longa, 
omnia margine spinulosa, villoso-ciliata v. laevia. INFLORESCENTIA ter- 
UMBELLIFERAE: ERYNGIUM—CONIUM. 
338 
minalis 2—8 cm., plerumque 3—5 cm, longa conferta, 1—6-radiata, 
raro ramulo 1-cephalo infra umbellam terminalem obvio; pedunculus 
caulem terminans radiis crassior longiorque, angulato-striatus 1—4, raro 
ad 6 cm. longus, 1—2,5 mm, crassus, sub capitulo plus minus incras- 
satus; radii fere semper 1-cephali, ad medium prophyllis oppositis ple- 
rumque sterilibus ornati; bracteae involucrales 6—8, a basi 1,5—2 mm. 
lata sensim angustatae, 6—15 mm. longae liberae, margine nunc integer- 
rimo, nunc tuberculato, nunc eroso-scabrido, nunc dentibus obsoletis, 
nune villis basin versus adspersae, dorso nervis elevatis 5—7 parallelis 
notatae, nervo medio elevatiore, florales a basi capituli ad apicem paul- 
latim breviores, inferne ovatae et margine membranaceae, superne subito 
lanceolato-acuminatae, 5—7 mm. longae 3-nerves, nervis lateralibus mar- 
ginantibus, laeves. SEPALA ovalia v. ovato-orbicularia obtusa, obsolete 
v. brevissime mucronulata v. apiculata, apiculo quam sepalum 8-plo et 
ultra breviore, 1,5 mm, longa, 1—1,3 mm. lata, margine membranaceo 
imbricata, glabra. PETALA 1,5—2 mm. longa, 0,8—1 mm. lata, oblongo- 
subcuneata, dorso laevia, apice anguste usque ad 4-tam longitudinis par- 
iem excisa, lobulo inflexo inferne angustato, basi fimbriata subinvoluto. 
FiLAMENTA 3,5—5 mm. longa, superne attenuata; antherae ellipticae v. 
oblongo-lineares, filamentis 3!/,—4-plo breviores. STYLI filiformes angu- 
lati divergentes longe exserti 4—8 mm. longi. SQUAMAE ovarii flavae, 
laterales utrinque 3—4, oblique lanceolatae, calycinae paullo breviores 
uniseriales, ovato-acuminatae v. lanceolato-lineares, dorso longitrorsum 
plicato brunneo deficientes. 
Habitat т prov. Rio Grande do Sul: Gaudichaud п. 1960 et 2078, 
St-Hilaire C* n, 2758; prope As furnas, in campis et locis montosis m. 
Mart. florif.: Langsdorf п. 319; prope Montevideo: Sello n. 1117, 1960, 
2078; in Argentiniae prov. Corrientes: Bonpland m. 1032; var. В. т 
Brasiliae australis loco non adnotato: Sello n. 4181. 
Species mihi non visa, 
ERYNGIUM NUDUM GILL. et HOOK. caule erecto, 1 ad 
1 m. alto terete striato gracili, superne laxe panniculato, 
ramis verticillatis ternatisque; foliis (caulinis?) lineari-subulatis 
canaliculatis, inferioribus longioribus 0,3 m. longis, superioribus 
sensim minoribus, striatis glauco-viridibus, basi latioribus, cau- 
lem amplectentibus, margine ciliato-spinosis, spinulis binis ter- 
nisve basi incrassatis, versus apicem foliorum rarioribus; capi- 
tulis globosis peduneulos longos graciles terminantibus , involucro 
omnino destitutis; bracteis floralibus oblongis, florem aequan- 
tibus, aeutis mucronatis; sepalis ellipticis mucronatis; petalis 
oblongis calycem vix excedentibus, lobulo inflexo longitudine 
petali; stylis longe exsertis erectis. 
Eryngium nudum Gill. et Hook. in Hook. Bot. Miscell. 
1. 334; Walp. Repert. II. 390. 
Habitat in planitie Pampas dicta, circa Buenos Ayres: Gillies, 
Ops. Affine E. Lassauxii esse videtur, nisi idem. 
SERIES II, HAPLOZYGIAE. 
Tribus IV. AMMINEAE. 
(Characteres ef, supra in conspectu.) 
VIII. CONIUM Low. 
CONIUM Linn. Gen. n. 836; Нофт. Umbell. 99. t. I. f. 3; Koch 
Umbell. 185. f. 40; DC. Prodr. IV. 242; Meissn. Gen. 150 
(108); Endl. Gen. п. 4582; Benth. et Hook. Gen. 1. 883. — 
CICUTA Tournef. Instit. t. 160; Spreng. Umbell. Prodr. 19 (ex 
parte). — Conium sect. EUCONIUM Baill. Hist. des plant. VII. 
132 et 229. 
CALYOIS dentes obsoleti. PETALA subtriangularia 
v. obovato- v. oblongo-cuneata, ob costam superne 
Umbellif. 
leviter impressam emarginata, acumine brevi inflexo. 
DISCUS convexus v. depressus, subinteger v. subrepan- 
dus, FRUCTUS latiuscule ovatus, a latere compressus; 
mericarpia sub-6-gona; juga primaria prominentia ob- 
tusa subundulata v. crenulata v. laevia, lateralia prope 
marginem. SEMEN transverse angulatum v. subteres, 
facie profunde excisum. 
HERBAE elatae biennes. FOLIA pinnatim decom- 
posita, segmentis pinnatifidis dentatisque. UMBELLAE 
46 
