Tas. 8575. 
ACONITUM RotTuNDIFOLIUM. 
Western Central Asia. 
RanuncuLacEAE. Tribe HELLEBOREAE. 
Aconitum, Linn.; Benth. et Hook. f. Gen, Plant. vol. iii. p. 9. 
Aconitum rotundifolium, Kar. et Kir. in Bull. Soc. Imp. Nat. Mose, vol. xv. 
_ (1842), p. 139; Led. Fl. Ross. vol. i. p. 740. Regel in Pl. Radd. vol. i. 
p. 115, t. iii. fig. w, et in Gartenflora, vol. xxx. (1881), p. 357, t. 1063, 
fig. 2; Stapf in Ann, Roy. Bot. Gard. Calcutta, vol. x. pars ii. p. 149, t. 99 ; 
inter species sectionis Napelli tuberum cambio discontinuo in cylindra 
tenuia plerumque 4 sparsa dissoluto distinctum, colore florum mire 
variegato et nectarii cuculla antice admodum decurva insigne. 
Herba 15-40 cm. alta. Tubera geminata; annotinum obeonicum vel subcylin- 
dricum, 1-2°5 cm. longum, 6-8 mm. diametro, fibris longis munitum, in 
sectione transversa niveum, cortice tenui albido-fusca, cambio in cylindra 
tenuia 4-5 sparsa dissoluto; hornotinum nigrescens. Caulis erectus vel 
ascendens, teres, crispo-pubescens vel pilis subpatulis superne villosulus, 
inferne glabrescens. Folia nonnulla basalia in rosellam disposita, longius- 
cule petiolata, in speciminibus spontaneis cum floribus coetanea, in cultis 
a me visis sub anthesi emarcida, nonnulla in caule aequaliter sparsa, petiolis 
sursum cito decrescentibus; lamina ambitu orbiculari-cordata vel sub- 
reniformis, sinu angusto, e sinu ad apicem 1-3°5 cm, alta, 2-6 cm. lata, 
ad # 5-T-palmati-partita, divisionibus late obovato-cuneatis, 3- vel 
exterioribus 2-lobis, lobis parce crenatis vel inciso-crenatis, crenis sub- 
obtusis vel interdum breviter acutis, foliorum superiorum minus divisa, 
lobis crenisque angustioribus, omnium glabra vel saepius magis minusve 
crispule pubescens. Injlorescentia ubique pubescens vel villosula e racemis 
in soit pe, angustam collectis composita vel saepius racemum solitarium 
referens, racemi pauciflori; bracteae inferiores 5-3-partitae, segmentis 
angustis, superiores indivisae ; bracteolae 2, lineari-lanceolatae vel lineares 
vel obsoletae; pedicelli ad 2 cm. longi, suberecti. Sepala ex albido et 
viridi variegata, violaceo-venosa et saepe hinc inde purpureo- vel violaceo- 
suffusa, summum naviculare, magis minusve rostratum apice subacutum, 
circiter 18 mm. altum, pubescens; lateralia late oblique obovata vel 
rotundata, cireiter 15 mm. longa; inferiora late oblonga, obtusa, 6-8 mm. 
longa, Nectaria ungue glabro vel raro inferne piloso 15-16 mm. longo, cuculla 
antice admodum decurva vel horizontali apice inflata, labio bifido cucullam 
aequante vel paulo longiore. Filamenta basi latiuscula, superne tenuiter 
attenuata, dentata vel edentata, glabra, raro pilosa. Carpelia 5, sub 
anthesi arcte conniventia, oblonga, abrupte in stylum contracta, albo- 
pilosa, plerumque pilis patulis niveis conspicuis, raro subglabra, Folliculi 
oblongi, truncati, contigui, 9-13 mm. longi, plerumque pilosi. Semina 
obpyramidata, 3-angularia, 2 5-3 mm. longa, angulis inaequaliter alatis.— 
A. thianschanicum, Rupr. Sert. Thiansch. p. 38. A, oliganthemum, A, 
Kern. in Ber. Naturw. Ver. Innsbruck, vol. i, (1870), p. 119. A. Napellus 
var. rotundifolium, Hook. f. et Thoms. in Hook. f. Fl. Brit. Ind. vol. i. 
p. 29.—O. Srapr, 
The Aconite which is here figured is one of the most 
characteristic of those met with in Western Central Asia, 
SEPTEMBER, 1914, 
