364 
LXIX. OROBANCHACEJE 
near the base of the tube ; filaments hairy, anthers cohering. 
Ovary ovoid, 1 -celled, the numerous ovules inserted on 4 parietal 
placentas meeting in the centre ; style long, linear, curved ; 
stigma broad, peltate, obscurely 2-lobed. Capsule opening by 2 
valves ; seeds numerous, minute. 
Simla, Mahasu, parasitic, on the roots of thyme, grass, etc., common ; 
July-October. — W. Himalaya, 7000-13,000 ft. — W. and Central 1 Asia, Europe 
(Britain, Red Broom-rape). O. rubra, Linn., of most authors. 
LXX. LENTIBULARIACE^E 
An Order containing a few genera of marsh or aquatic plants dis- 
persed over the greater part of the globe ; represented in the 
neighbourhood of Simla by only one very small and rare species. 
UTRICULARIA. From, the Latin utriculus, a small bladder, 
referring to the bladder-like vessels borne on the leaves of most 
species. — Nearly all regions. 
Utricularia orbiculata, Wall. ; FI. Br. Ind. iv. 334. A small, 
delicate herb ; stems creeping, thread-like, leafy. Leaves rosu- 
late or alternate, crowded, orbicular or obovate, about | in. across, 
interspersed with minute, bladder-like vessels. Flowers few, lilac, 
irregular, 2-sexual, \ in. long, forming terminal racemes on very 
slender, erect, naked scapes 2-6 in. high, springing from leafy 
rosettes. Calyx free, divided nearly to the base in 2' very unequal, 
rounded segments. Corolla hypogynous, 2-lipped, base prolonged 
backwards in a tubular, curved, pointed spur ; upper lip very 
short, erect or recurved, notched ; lower much larger, spreading, 
obscurely 3-lobed, base convex, closing the mouth of the spur. 
Stamens 2, included, attached at the base of the upper lip ; 
filaments curved. Ovary 1 -celled ; style very short ; stigma 
2-lipped. Capsule globose, surrounded by the enlarged calyx ; 
seeds numerous, minute. 
On wet rocks in a stream below Chota Simla ; August, September. — Hilly 
districts throughout India, ascending to 8000 ft. — Burmah, Malaya, S. China. 
The minute, bladder-like vessels among the leaves serve to capture and 
utilise as food various animalculse. See Darwin’s Insectivorous Plants, chap, 
xvii. ; and Kerner’s Nat. Hist, of Plants, i. 120. 
