A Grammatical Dictionary of Botanical Latin

rhod-, rhodo-: in Gk. comp., red-colored, red-; rose-, rosy-red, rose-, [> Gk. rhodon (s.n.II), the rose; Lat. rosa,-ae (s.f.I)]; cf. ‘rose-, rosy-, rose-red (adj.);’

- rhodanthemus, with red or rosy-colored flowers; rhodanthus, rosy-flowered, with rose-colored flowers; rhodacanthus, with rose- or red-colored spines or thorns; rhodobasis,-e, with a red base; rhodocarpus, rosy-fruited; rhodocephalus, with a red head; rhodochilus, rosy-lipped; rhodochlamydeus, with a red perianth, or mantle; rhodochrous, rosy-colored; rhodocraspedus, rosy-edged; rhodocycla, with red circles, whorls or rounded organs; rhododactylus, with rosy fingers; rhodolepis, with red scales; rhodopetalus, rosy-petalled; rhodopus, with red foot or stalk; rhodorhizus, with red roots; rhodosporus, red-spored; rhodospathus, rosy-spathed; rhodospermus, rosy-seeded; rhodotrichus, with red hairs; cf. erythro-, red- (Stearn).

- Eupatorium rhodotephrum, reddish-gray.

Ageratina rhodopappa, with rose-colored pappus; Cirsium rhodo-leucanthum, with reddish-white flowers; Eupatorium rhodochlamydeum.

Rhodiola,-ae (s.f.I) L. dim. of Gk. rhudon, ‘rose,’ “referring to the rose-scented roots of the type species known as Rhudia Radix, or Rosea Radix, by the old herbalists. Crassulaceae” (Stearn 1996); cf. also Sedum Rosea “old name from the fragrant root, the Rosea radix of early apothecaries. Roseroot” (Fernald 1950); Rhodochiton,-onis (s.m.III), Gk. rhodo-, ‘red + chitOn, a tunic cloak; the calyx is large and red. Scrophulariaceae (Stearn 1996); Rhododendron,-i (s.n.II), rose-tree, “a name for the rose-flowered oleander (Nerium oleander), > Gk. rhodon, a rose + dendron, a tree; transferred to this genus. Ericaceae” (Stearn 1996); Rhodohypoxis,-idis (s.f.III), > Gk. “rhodo-, ‘red’ + Hypoxis, the yellow-flowered genus to which this genus with red, pink or white flowers is related. Hypoxidaceae. (Searn 1996); Rhodomyrtus,-i (s.f.II) > Gk. rhodo-, ‘red’ + myrtos, myrtle; “from the rose-colored, myrtle-like flowers of these shrubs. Myrtaceae” (Stearn 1996); Rhodospatha,-ae (s.f.I), > Gk. rhodo-, ‘red’ + spatha, spathe. Araceae (Stearn 1996); Rhodothamnus,-i (s.m.II), > Gk. rhodo-, ‘red’ + thamnos, a dhrub; “from the rosy flowers of this alpine shrub. Ericacese” (Stearn 1996); Rhodotypos,-i (s.f.II) > Gk. rhodon, a rose + typos, a type. Rosaceae (Stearn 1996), “with character of a rose” (Fernald 1950).

RHODALSINE, Gay, species unica, maritima, Mediterranea, habitu et petalis roseis (B&H), a single species, maritime, Mediterranean, with the habit and petals rosaceous.

NOTE: rhodOnia (s.f.I): a rose-bed, garden of roses, Lat. rosarium,-ii (s.f.I).