116 



THE DICTIONARY OF GARDENING, 



Fh.ysianth.Tis continued. 



See Fig. 138. (B. M. 3201 ; B. R 1759.) In favoured spots, this 

 will succeed in the open air against a sheltered wall. 

 ?. auricomus (golden-haired). A synonym of P. graveolens. 



FIG. 138. PORTION OF FLOWERING STEM AND DETACHED FLOWER OF PHYSIANTHDS ALBENS. 



P. graveolens (strong-scented). A. white, in umbels of six or 

 seven. July. I. cordate-obovate, obtuse, softly pubescent, shining 

 above, h. 10ft. Brazil, 1835. Stove climbing sub-shrub. SYNS. 

 P. auricomus (B. M. 3891), Sehubertia ftraveolens (B. R. xxxii. 21). 



P. megapotamicus (Rio Grande), fl. green, white, and purple ; 

 lobes of corona denticulated ; corolla rotate-campanulate ; stigma 

 exserted ; peduncles one-Howered. June. I. narrow-lanceolate- 

 hastate, acuminate, h. 20ft. Uruguay, 1865. Greenhouse 

 climbing sub-shrub. SYN. Arauja anc/usttfolia. (B. M. 5481.) 



FHYSIDIUM (from physa, a bladder, and eidos, 

 resemblance ; in allusion to the shape of the lower lip). 

 SYNS. Schelveria, Thylacantha. ORD. Scrophularineae. A 

 small genus of stove herbs, or rarely sub-shrubs, natives 

 of South America, now regarded, by Bentham and 

 Hooker, as synonymous with Augelonia (which see for 

 culture). 



P. cornigerum (horn-bearing).* fl. rich purple, deeper towards 

 the mouth, the upper segments sprinkled with velvety dots, the 

 intermediate one of the lower lip furnished at base with a 

 horn-like process ; peduncles single-flowered, hairy. August. 

 f., lower ones opposite, lanceolate; the rest alternate but ap- 

 proximate, small and bract-like, h. 1ft. or more. Brazil, 1839. 

 Annual. SYN. Angelonia cornigera (B. M. 3848). 

 P. Gardner! (Gardner's). /. purple, white in the centre, dotted 

 with red, handsome, in long, terminal, leafy, bracteate racemes ; 

 pedicels solitary in the bracts. May. I. opposite, lanceolate, 

 sessile, acuminate, regularly serrated. Stem erect, about 3ft. 

 high ; branches, as well as the leaves and peduncles, glandular- 

 pubescent. Pernambuco, 1838. Sub-shrub. SYN. Angelonia 

 Oardtieri (B. M. 3754). 



PHYSINGA. Included under Epidendrum. 



PHYSOCALYCIUM. A synonym of Bryophyllum. 



PHYSOCHLAINA (from physa, a bladder, and 

 clilaina. an outer garment ; alluding to the inflated calyx). 

 SYN. Belenia. ORD. Solanacece. A small genus (four 

 species) of hardy, erect, glabrous, perennial herbs, natives 

 of Central Asia. Flowers erect or scarcely drooping, dis- 

 posed in a loose or dense, terminal corymb ; calyx tubular - 

 campauulate, five-fid, including the capsule; corolla funnel- 

 shaped or somewhat campanulate, the limb of five broad, 

 erecto-patent, imbricated lobes. Leaves membranous, en- 

 tire or sinuated. The three species introduced are very 



Pliysochlaina continued. 



desirable plants, producing their elegant flowers early in 

 the season. They thrive in any ordinary soil, and may 

 be readily increased by cuttings, or by seeds. 



P. grandiflora (large-flow- 

 ered), fl. greenish yellow, 

 with purple markings, droop- 

 ing ; corolla above lin. long, 

 between campanulate and 

 funnel-shaped, with a spread- 

 ing mouth ; panicle terminal, 

 leafy. March. I. alternate, 

 petiolate, ovate, acute, pen- 

 ninerved, thrice as long as 

 the petiole. Stem glandular- 

 downy, h. lift. Thibet. 

 (B. M. 4600.) 



P. orlentalls (Eastern). /. 

 pale purplish-blue, pedicel- 

 late, fasciculately and capi- 

 tately racemose ; calyx much 

 longer than the capsule ; co- 

 rolla widening gradually to 

 the top. March to May. I. 

 petiolate, deltoid-ovate, re- 

 pand or entire, acute, downy. 

 h. 1ft. to lift. Iberia, 1821. 

 (B. M. 2414 and S. B. F. G. 

 12, under name of Hyoseya- 

 mus orientalis.) 



P. physaloldes (Physalis- 

 like).* fl. purplish - violet, 

 pedicellate, terminal, capi- 

 tately corymbose ; calyx much 

 larger than the capsule. 

 March and April. I. petio- 

 late, ovate, acute, somewhat 

 repand or quite entire, h. 

 1ft. to lift. Siberia, 1777. 

 (B. M. 852 and S. B. F. G. 13, 

 under name of Hyoscyamus 

 physaloides.) 



FHYSODEIRA. Included under Episcia (which 



PHYSOLOBIUM. Included under Kennedya. 

 FHYSOSIFHON (from physao, to inflate, and siphon, 

 a tube ; referring to the slightly-inflated tube of the 

 flowers). ORD. Orchidece. A small genus (about four 

 species) of stove epiphytal orchids, natives of tropical 

 America, having the habit of Pleurothallis. Flowers 

 small, in elongated racemes ; sepals connate at base into 

 an ovoid or urceolate tube, which is three-fid at the 

 apex ; petals fleshy, obovate-cuneate ; lip small, articu- 

 lated with the base of the column, in form like the other 

 petals ; pollen-masses two, ovoid. The species are of 

 no great horticultural value. Those described below re- 

 quire culture similar to Pleurothallis (which see). 

 P. Loddigesii (Loddiges'). /. yellow-green in the lower half, the 

 ;d in an erect, racemose 

 .form. July. I. solitary, one- 

 ......, s , ....-.-,. ..L,...,,..,.^, obtuse. Rhizome slender, _' 



rise to several plants. Mexico. (B. M. 4869 ; L. B. C. 16 

 under name of Stelis tubata.) 



P. punctulatus (slightly-dotted), fl. greenish-yellow, purple- 

 spotted, minute. I. cuneate-oblong. Bogota, 1870. An insigni- 

 ficant orchid. (Ref. B. 96.) 



FHYSOSPERMUM (from physa, a bladder, and 

 sperma, a seed ; the teguments do not adhere to the 

 seed in a young state). Bladder Seed. SYNS. Danaa, 

 Haenslera. ORD. Umbelliferce. A small genus (from two 

 to five species have been quoted as distinct by various 

 authors) of hardy, glabrous, perennial herbs, natives of 

 Caucasian Europe and Asia. Flowers white, in com- 

 pound, many-rayed umbels. Leaves ternato-pinnately de- 

 compound ; segments cuneate, incised. The species have 

 no horticultural value. P. cornubiense is a British plant. 



PHYSOSPERMUM (of Cusson). A synonym of 

 Pleurospermum (which see). 



FHYSOSTEGIA (from physa, a bladder, and siege, 

 a covering; alluding to the inflated calyx). False 

 Dragon-head. ORD. Labiatce. A genus consisting of 



rest deep red-orange, distantly disposed in an erect, racemose 



spike; scape very slender, tilifon 



nerved, oblong, sub-spathulate, obtu 



