Radioes 



Raphe 



the root or descending axis, the 

 developed radicle. 

 rad'olan, akin to Utibiis Jiculula. 

 Raffia, Raph'ia, or Rof'fla, the native 

 Malagasy names for the fibre-like 

 material obtained from the leaves 

 of Ilaphia pedunculata, Heauv. , and 

 B. vinifera, Beauv. 

 Rafflnase (Fr, raffiner, to refine), 

 an enzyme which decomposes 

 Rarfinose, a sugar occurring in 

 beet, and germinating cereals. 

 Rain For'est, due to sufficient pre- 

 cipitation, as High '*', having over 

 72 inches rainfall annually ; Hot 

 ~, equatorial evergreen forest- 

 zones of the Amazon and Congo 

 basins ; Trop'ical ^ , corresponding 

 to the last ; Snbtrop'ioal, i)ractically 

 the same as High ~ ; Rain-leaves, 

 those which arc adapted to shed the 

 rain from their surfaces, and genei- 

 ally are acuminate, cf Diur-rip. 

 ra'mal {ramtis^ a branch), belonging 

 to branch ; Ramas'trum X {-astrum, 

 a suffix = likeness), a secondary 

 i>etiole or petiolules of compound 

 leaves ; ra meal, ramea'lis, per- 

 taining to a branch ; ramear'ins, 

 restricted to aerial roots, which 

 arise from blanches (J. S. Henslow). 

 Ramen'ta, pi. of Ramen'tum (Lat., 



scrapings, 

 scales of 



shavings), thin chafiy 



the epidermis, us the 

 scales of many Ferns ; Ba'ments = 

 Ramenta ; ramsnta'ceous, -ecus 

 {-{- ACEOus), possessing ramenta, 

 clothed with them. 



ra'meous, ra'mcus (Lat.), belonging 

 to a branch. 



Ramie' (Fr.), the fibre of IJhea, 

 Boehvieria tenacissivia. Hook, et Arn. 



ramif erous, -rus {ruviii~i, a branch ; 

 fero^' I bear), bearing branches, ra- 

 mose ; Ramifica'tion, -iio { facto, I 

 makt), the sciieme of branching or 

 separation into branches ; ramifi- 

 oa'tus (Lat.), branched ; ramiflor'- 

 %us, -rus, (Jim, Jioris, a flower), 

 flowering on the branches ; ra'mi- 

 form, ramiform'is [forma, shape), 

 shaj>ed like a branch ; Ra'miform 

 (-f FouM), an extreme modification 



i of Gkkgiform, usually of mouo- 

 j phyletic origin (Kuntze) ; ra'mil- 

 lary, term employed by Massart foi- 

 I those buds of climbers which de- 

 j velop into short branches, fruit or 

 [ leaves, <f. sarmentary ; ramip'- 

 arons [pario, I bring -forth), pro- 

 ducing branches, ramose ; ra'mose, 

 ramo'suSj ra'mcus, branching, hav- 

 ing many branches ; ramosis simus, 

 very much branched ; ram'ify, t(x 

 branch ; ram'nlar, pertaining to a 

 branch! et ; Ra'malet, used by Orew 

 for the vascular strands in the shell 

 of a nut ; ram'uline, applied to 

 leaves on the branches of Mosses ; 

 ra'mulose, ramulo'nus, having many 

 branchlets; Ra'molus (La...), a 

 branchlet ; Raman'culns, a twig, 

 the ultimate division of a brand i ; 

 Ra'mns (Lat.), a branch ; Ramns'- 

 culnm (Lat.), -lus, (1) the same as 

 ramulus, a branchlet ; (2) I "the 

 mycelium of certain Fungals" 

 (Lindley). 

 Rand, the latest formed layer of a 



starch-grain (Salter). 

 Range, the region over which a given 



form grows spontaneously. 

 Rank, a row, especially a vertical 



row. 

 ranunoula'ceous, (1) buttercup yellow 

 (Hayne) ; (2) allied to the genus 

 Ranunculus ; Bannncnle'tum, an 

 association oi Ranunculus ; ranune'n- 

 loid, resembling that genus, 

 rapa'oeus {rapum, a turnip), fusifortu 



or turnip-shaped. 

 ra'phal {i>a<ph, a seam), relating to 

 the Raphe ; Baph'e (pr. raph'y), 

 Raph'a (1) in a more or less ana- 

 tropous ovule a cord or ridge of 

 fihro vascular tissue oonnecting the 

 base of the nucellus with the pla- 

 centa, the adherent funicle ; it may 

 occur on the side of the ovule 

 turned to the axis (ventral), or on 

 the external face of the ovule, that 

 in dorsal ; (2) in Diatoms, the median 

 line or rib of a valve, and may bu 

 heteropolir or iso|)ol<ir (0. Muel- 

 ler) ; (3) the suture between the 

 carpels in Unibelliferae (Crozier). 



320 



