Silverhill Seeds Catalogue 25 April 2013 (alphabetically)

4m shrub/tree, forked spines, glossy dark green leaves, white scented fl Sp, red fruits good for jam, coastal, good hedge. Sow Sp. Zone 9.
Carissa wyliei (Apocynaceae) US$ 3.50 per Pkt
2m shrub, unarmed or small spines, very showy large white fl tinged with red, red fruits. Sow Sp. Zone 9.
Carpanthea pomeridiana (Mesembryanthemaceae) US$ 3.50 per Pkt
Narrow tapering leaves, whole plant covered with white hairs, densely petalled yellow fl with irregular leafy sepals. Sow Au. Zone 8.
Carphalea pubescens (Rubiaceae) US$ 3.50 per Pkt
"Cups & saucers", to 2m tree, softly hairy leaves, many sweetly scented off-white/greenish fl in heads. Sow Sp. Zone 10.
Carpobrotus acinaciformis (Mesembryanthemaceae) US$ 3.50 per Pkt
"Hottentot fig", mat-like perenn, rose-purple fl Sp. Sow Au. Zone 9.
Carpobrotus deliciosus (Mesembryanthemaceae) US$ 3.50 per Pkt
Groundcover, succ leaves, large pink fl Sp, drought resistant, fruit edible. Sow Sp/Au. Zone 8.
Carpobrotus edulis (Mesembryanthemaceae) US$ 3.50 per Pkt / US$ 5.00 per 100
Groundcover, succ leaves, yellow fl turning pink, drought resistant, fruits edible. Sow Au. Zone 8.
Carpobrotus mellei (Mesembryanthemaceae) US$ 3.50 per Pkt
Perenn mat-forming to 1.5m diameter, greyish triangular lvs, large pink fl Sp-Su. Sow Au. Zone 9.
Cassia (Fabaceae) US$ 3.50 per Pkt
Also see Senna. Most species have been re-classified.
Cassia abbreviata (Fabaceae) US$ 3.50 per Pkt / US$ 6.00 per 100
3-10m tree, pinnate dull green leaves, large pale yellow fl in beautiful sprays Sp, golden-brown pod, frost tender when young. Sow Sp. Zone 10.
Cassinopsis ilicifolia (Icacinaceaea) US$ 3.50 per Pkt
"Lemon thorn", to 5m spiny tree/shrub, white fl Sp, orange fruit very lemon-scented. Sow Sp. Zone 9.
Castalis species (Asteraceae) US$ 3.50 per Pkt
See Dimorphotheca
Catha edulis (Celastraceae) US$ 3.50 per Pkt
"Bushmans-tea", tree to 10m, red to green stems become whitish with age, opposite simple lvs, tiny greenish fl in leaf axils, winged seeds, med. Sow
Sp. Zone 9.
Catophractes alexandri (Bignoniaceae) US$ 3.50 per Pkt / US$ 6.00 per 100
2m shrub, grey foliage, large white tubular bignonia-like fl Su-Wi, distinctive spiny seed-cases, lime, arid. Sow Sp. Zone 8.
Catunaregam taylori (Rubiaceae) US$ 3.50 per Pkt
Shrub/tree to 4m, young stems hairy, paired spines, hairy lvs, scented white fl maturing to yellow Su, 2cm round fruits. Sow Sp. Zone 10.
Celtis africana (Celtidaceae) US$ 3.50 per Pkt / US$ 6.00 per 100
"White stinkwood", 12m usually decid tree, pale trunk & branches, fast, drought resist, bonsai. Sow Sp. Zone 8.
Celtis gamphophylla (Celastraceae) US$ 3.50 per Pkt
"False white-stinkwood", decid tree to 30m, grey green bark, dark green lvs with entire margin, small greenish fl Wi-Sp, yellow-orange berries eaten
by birds. Sow Sp. Zone 10.
Cephalanthus natalensis (Rubiaceae) US$ 3.50 per Pkt
"Strawberry bush", to 4m scrambling shrub/small tree, grey-brown bark, shiny dark green leaves flush pink Au, small white/red/green fl in dense
heads Wi-Su, food plant, med. Sow Sp. Zone 9.
Cephalaria galpiniana ssp simplicior (Dipsacaceae) US$ 3.50 per Pkt
To 30cm, mat-forming at high altitudes, lobed basal lvs, large pale cream fl Su-Au. Sow Sp. Zone 7.
Cephalaria natalensis (Dipsacaceae) US$ 3.50 per Pkt
1m herbaceous perenn, hairy pinnate leaves, white fl similar to Scabiosa, high altitude, med. Sow Sp. Zone 7.
Cephalaria oblongifolia (Dipsacaceae) US$ 3.50 per Pkt
"False Scabious", to 60cm perenn, white fl Su-Au. Sow Sp. Zone 7.
Cephalaria pungens ? (Dipsacaceae) US$ 3.50 per Pkt
Perenn to 1m, variable lvs with toothed margins, white fl Su. Sow Sp. Zone 8.
Cephalophyllum alstonii (Mesembryanthemaceae) US$ 3.50 per Pkt
Prostrate, large tufted bright crimson fl, violet stamens. Sow Au.
Cephalophyllum loreum ? (Mesembryanthemaceae) US$ 3.50 per Pkt