26 Orobanche Virginiana. 
Nat. Syst. Juss. Pediculares. Classis VIII. Ordo II. 
Orogancue, T. L. * Orobanche. Calix 3-bracteatus, nunc tubulosus 5-fidus inzequalis, 
nunc subnullus bracteis 2 interioribus latioribus 2-fidis calicem supplentibus, 
Corolla tubulosa ventricosa irregularis 2-labiata, supra concava emarginata, 
infra reflexa 3-fida ineequalis, Stamina 4 didynama, sub labio superiore. Ger- 
men basi glandulosum; stylus 1; stigma 2-lobum. Capsula acuminata 1-locu- 
laris 2-valvis polysperma, singula valva medio 2-placentari et seminifera, 
seminibus minutissimis. Herbs subcarnosz rufescentes, parasitice plantarum 
radicibus innascentes ; radix tuberosa, squamis imbricata ; caulis alterné squa- 
mulosus, sepé simplex ; flores bracteati, spicati terminales. Species quedam 
scapo nudo 1-floro, flore spathaceo aflines Lathreis 1-floris. Thunbergius 
Phelypew nomine describit herbam Orobanche similem, unicaulem, aphyllam, 
squamulodsam, dioicam apice florentem, calice 2-partito bracteiformi, corolla 
6-partita connivente ciliata pilosa, filamento 1-hypogyno, anthera clavata, ger- 
mine supero, stylo 1, stigmate capitate, capsula columnari 7-valvi 7-loculari 
polysperma, columna intra fructum centrali: an planta veré corollata, aut 
vere l-andra? Juss. Gen. Plant, ed. 1789. p. 101-2. 
Gen. Ch. Perianth inferior, of two leaves, mostly divided, lateral, sometimes com- 
bined at their base, erect, coloured, permanent. Cor. of one petal, ringent, 
withering. Tube bending, ample, inflated. Limb spreading ; its upper lip con- 
eave, dilated, notched; lower reflexed, three cleft, uneven at the margin, 
notched; its segments various in size and proportion. Nectary a gland, in 
front, at the base of the germen. Stam. Filaments four, awl-shaped, conceal- 
ed under the upper lip, two of them longest; anthers erect, approximated, 
shorter than the corolla, tumid, two-lobed, and acutely awned. Pist. Germen 
superior, oblong ; style simple, the length and position of the stamens; stigma 
drooping, thick, of two obtuse lobes. Peric. Capsule ovate-oblong, pointed, 
of one cell and two valves. Seeds numerous, minute. Receptacles four, linear, 
lateral, attached to the valves. 
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