ENGLISH i um 
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878 radicle -- archiac term for rhizoid [f825, g1092, s962]. 
879 radiculose — covered with rhizoids [f826, g1093, s963]. 
880 ramose -- branching, having many branches [f833, g24, s975]. 
881 ramulose — with small branches [f837, g571, s977]. 
882 ramulus (pl. ramuli) — branchlet, smallest division of much-branched plant [f836, g23, 
s976]. 
883 rank — a vertical row; e.g. leaves arranged in rows; most leafy liverworts [f838, g828, s617]. 
884 ranked — in vertical rows; e.g., the leaf arrangement in leafy liverworts or the moss 
Orthostichidium [f1102, g829, s37]. 
885 receptacle — a disc or wart-like mass of tissue bearing antheridia or archegonia and found 
directly on the thallus (e.g., Cobol, Consinia), inside the thallus (e.g., Pellia), or 
elevated and terminating a g g., Marchantia) [f840, g834, s978]. 
886 reclined — turned or bent downward [f842, gli, s980]. 
887 recurved -- curved downward (abaxially) and inward; in leaves, referring to margins, 
apices, or marginal teeth; in peristome teeth curved outward and * downward (opposed 
to incurved) [f843, g1124, s981]. 
888 reduced — simplified during evolution; e.g., peristome of Leptostomum; not fully 
developed; e.g., smaller leaves at base of stem [f844, g1123, s983]. 
889 reflexed — bent down (abaxially) and inward generally referring to leaf margins or leaves 
on a stem (opposed to inflexed) [f845, g1124, s984]. 
890 regenerate protonema — protonemata arising from a mature structure; e.g., broken leaves, 
stems or setae of mosses [f803, g826, s933]. 
891 regeneration — the development of a plant from a dedifferentiated adult cell [f846, g825, 
s985] 
892 regular -- symmetric [f847, g892, s986]. 
893 remote — distant; widely separated; e.g., leaves along a stem [f304, g289, s357, 987]. 
894 reniform — kidney-shaped [f848, g705, s988]. 
895 repand — with wavy margin [f1103, g391, s990]. 
896 repent — creeping; prostrate [f835, g608, s991]. 
897 resorbed -- see resorption [f849, g830, s992]. 
898 resorption -- disappearance or erosion of parts of cell walls (resorbed); e.g., Sphagnum 
leaves [f850, g831, s993]. 
899 resorption furrow — a furrow produced by resorption of the outer wall of the elongated 
marginal leaf cell of some Sphagnum species, best seen in transverse-section as a C- 
shaped marginal cell open at the edge [f908, g832, s159]. 
900 reticulate — netted, as the network pattern produced by cell wall thickenings [f852, g701, 
s994 
l 
901 retort cells —- elongated, flask-shaped, hyalodermis cells with a short projecting distal neck 
terminating in a pore; e.g., many species of Sphagnum |f37, g833, s213]. 
902 retrorse -- directed backward or downward (opposed to antrorse) [f853, g11, s995]. 
903 retuse — a slight indention or notch in a broad, rounded apex (cf. emarginate) [f854, g253, 
988, s996]. 
