A division of the Camden Park catalogues that is very clearly defined. All plants in the category belong to the family Orchidaceae, the largest family in the plant kingdom.
Terrestrial orchid with fleshy, spreading roots, leathery leaves and tall racemes of reddish to reddish brown flowers, the labellum having a prominent lobed, dark purple callus near the apex. To 80cm. [Jones, FNSW, Pridgeon, Beadle].
Frost-tender, very variable epiphytic orchid with pseudobulbous stems, rigid leaves, to 50cm long, and racemes, to 40cm long, with numerous, variable flowers, usually greenish-yellow with dark red spots, to solid maroon, in spring and summer. [RHSD, Jones, FNSW, Pridgeon, Beadle].
Cymbidium orchid with pendulous, many flowered racemes of yellowish flowers with a central purplish stripe. Often confused with Cymbidium aloifolium (L.) Sw. [RHSD].
Frost-hardy epiphytic orchid with non-pseudobulbous stem, to 30cm long, leaves to 40cm long, and arching racemes, to 45cm long, of numerous, small, fleshy, fragrant, yellowish-green flowers in spring or summer. A very variable species. [RHSD, Jones, FNSW, Beadle].
Terrestrial or epiphytic orchid with cigar-shaped pseudobulbs, up to 20 leaves and large panicles of greenish yellow flowers with purple spots. [RHSD, Hortus, Pridgeon].
Epiphytic orchid with short pseudobulbs, to 15cm long, 2-4 leaves, to 7cm long, at the apex of each pseudobulb, and racemes, to 10cm long, of many spidery, white to pink flowers in late winter to spring. To 30cm. [RHSD, Jones, FNSW, Beadle].
Frost tender orchid with very variable pseudobulbs, from very small to 30cm long and 5cm thick, and racemes of 2-7 creamy-white flowers, to 10cm across, with red streaks at the base of the petals and 1 or 2 large reddish-crimson blotches at the base of the lip, in summer. [RHSD, Hortus].
Frost-tender epiphytic orchid with gherkin-shaped leaves attached to a creeping rhizome and short racemes of slightly perfumed, greenish white flowers, to 2.5cm long, with reddish purple streaks at the bottom of the segments and a 3-lobed lip, in spring. [RHSD, Jones, FNSW, Pridgeon, Beadle].
Frost tender, pendulous, deciduous orchid with stems to 1m long and usually 1 or 2 creamy white flowers, to 5cm across, the lip fringed, white, margined purple and blotched orange at the base and bordered with a lace-like frill, in spring or summer. Pseudobulbs may bear up to 100 flowers. [RHSD, Hortus].
Frost-tender evergreen, epiphytic orchid with slender, spindle-shaped pseudobulbs, to 2m long, bearing lance-shaped leaves, to 15cm long, and pendant racemes, to 18cm long, of orange-yellow flowers, to 6cm across, with fringed lips, in spring. [RHSE, Pridgeon, Hortus, Jennings].
Frost tender, erect, evergreen orchid with racemes of up to 10 flowers, to 7.5 cm across, growing from the upper parts of the pseudobulbs, rich orange in colour, the lips bright yellow with 2 dark spots at the base, in summer. [RHSD].
Frost-tender, evergreen, epiphytic or lithophytic orchid with narrow, conical, pseudobulbs, to 55cm long, with ovate leaves, to 10cm long, and racemes, to 15cm long, of fragrant, pink to deep mauve, occasionally white, flowers, to 4cm across, produced from the pseudobulb tips in spring. [RHSE, Jones, FNSW, Pridgeon, Hortus].
Frost-tender lithophytic orchid with creeping stems, ovate leaves, to 3cm long, and racemes to 12cm long, bearing numerous white flowers, with faint purplish markings, in winter. [RHSD, Jones, FNSW, Beadle].
Frost-tender, small epiphytic orchid with a branched, creeping rhizome, alternate, oblong, somewhat fleshy leaves, and pinkish purple flowers, with white-banded orange lips, in spring. The flowers are solitary and arise from stem joints after the leaves have fallen. [RHSD, Hortus].
Frost-tender, semi-evergreen epiphytic orchid with cylindrical pseudobulbs and lance-shaped leaves, to 12cm long, and usually pairs of flowers varying in colour from largely white, to pinkish purple, with a maroon mark on each lip, in spring. There are many named colour forms. [RHSE, Pridgeon, Hortus, Jennings].