Striga. 879 
no. 796. — Sickenberg. Contrib. Flor. d’Kg., p.265. — Striga orchidea 
Hochst. ex Benth. in DC. Prodrom. X, p. 501. — Buchnera gesne- 
rioides Willd. Spec. Plant. Ill, p.338. — Buchnera orobanchoides 
R. Br. in Salt Abyss. Append. XIV, name only. — A rigid erect 
parasitic herb 6—40 cm high, usually much branched from the base, 
more or less covered with short hairs or almost glabrous; root 
tuberous; branches usually stout, angular, erect. Leaves scale-like, 
opposite or alternate, lanceolate, up to about 1 cm long, acute. 
Spikes terminal, often as long as the branches themselves, usually 
much interrupted, but sometimes rather densely-flowered and scarcely 
interrupted; flowers opposite to alternate, sessile; bracts lanceolate 
to broadly lanceolate, about 5 cm long, 1—2 mm broad, acuminate, 
keeled, nearly glabrous or more or less pilose and ciliate; bracteoles 
linear, about 5 mm long. Calyx 6'/,—10 mm long, somewhat 
scarious, shortly hairy or glabrous except the teeth, more or less 
irregularly 5-toothed, 5-nerved, splitting very easily between the 
teeth; teeth lanceolate, acuminate, about 2mm long, ciliate. Corolla 
brownish-red, rose, lavender to purple, or white; tube 8'/,—10 mm 
long, bent and inflated above the calyx, glabrous or minutely pube- 
rulous; limb 2-lipped; upper lip shortly 2-lobed; lower lip deeply 
3-lobed; lobes ovate, 21/,—5*/, mm long, 2'/,—5'/, mm_ broad, 
entire or slightly toothed at the apex, thin. Style about 5 mm long, 
persistent. Capsule ovoid-oblong, 57/,—5?/, mm long, 2—2?/, mm 
broad. — Flow. March to April. 
O. Great Oasis. 
Also known from the Cape Verde Islands, South and Tropical Africa, 
Socotra, Arabia and India. 
1233. (2.) Striga hermonthica (Del.) Benth. in Hook. Comp. 
Bot. Mag. I (1835), p. 365. — DC. Prodrom. X, p. 502. — Aschers.- 
Schweinf. Ill. Flor. d’Eg., p.117 no. 797. — Sickenberg. Contrib. 
Flor. d’Eg., p. 265. — Buchnera hermonthica Del. Ilustr. Flor. d’Eg., 
p. 245 tab. 34 fie.3. — An erect usually branched apparently parasitic 
herb up to 60 cm high or more, but generally about 30 em, his- 
pidly hairy, scabrid, leafy; stems stout, quadrangular. Leaves opposite 
or alternate, linear-lanceolate or lanceolate, 2—6 cm long, 2—10 mm 
broad, acute or acuminate, entire, hispidly hairy chiefly on the margins 
and nerves, very scabrid. Spikes terminal, more or less densely- 
flowered, often about 12 cm long; bracts lanceolate, 1—1,5 cm long, 
2—2'/, mm broad, acuminate, hispidly ciliate, scabrid; bracteoles 
subulate, 5—5*/, mm long, hispidly ciliate; flowers large and showy. 
Calyx 8'/,—10 mm long, scarious, 5-toothed, 5-nerved, hispidly hairy 
on the teeth and nerves, sometimes scabrid; teeth narrowly triangular, 
27/,—2'/, mm long (the uppermost much smaller), with filiform 
