25 



Ooo'cns, Coo'oi—One-aeeded carpels, united 

 in. the pistil, but separating when ripe, 

 and opening with elasticity by an 

 internal longitudinal suture. The fruit 

 of the Castor oil, Sicinus, is a good 

 example. 



COOHLBAB (Coehlea'ris, belonging to a 

 spoon)— Applied to an aestivation 

 where one part of the perianth ia 

 helmet-shaped, larger than the rest, 

 which it entirely surrounds. 



CooHLEATBj.OoOHMA'Tns— Spirally twisted , 

 like a snail-shell. Of this form, the 

 fruit of the Medic Burr is a good 

 illustration. 



Ooco'nut FiBKE Dust— When bought it 



will be found a mixture of hair-like 



fibres and reddish dust. It is this 



"dTist which is so excellent a material 



for mixing with the soils to be used for 



potting ferns, and, indeed, most plants. 



. E'er striking cuttings it is, most useful. 



A portion of the more fibrous parts is 



found to be a very useful material for 



placing over the crocks used for pot- 



■ , drainage, to prevent the soil from gomg 



down and clogging up the drainage. 



CoDlo'PHYLLns— Where the leaf is covered 

 with a woolly pubescence. 



Ocbn'obium — A community of a definite 

 number of individuals united in one 

 body. 

 . Ccen'osus — Growing 'in mud or , miry 

 places. 



Cohee'ent and Adherent — These two 

 terms convey nearly the same meaning ; 

 practically, however, it has been found 

 more convenient to restrict cohesion to 

 the union of parts of the same whorl, 

 and adhesioti to the union of parts of, 

 different whorls of a flower. 



Co'hort, Co'hoks— A group of plants; 

 formed by uniting several orders: 

 tegether. 



Co-LEUs-^The wellinown garden plant is, 



., so called^ because -the filaments: in the; 



flower are united at the base and thus! 



form a sheath. 



' OoLEOKHi'zA— The sheath at the base of 



the radicle of monocotyledons. 

 . Col'lum or Nbok — The plane between the 

 stem and root. 



Co'lum — Synonym for "Placenta." 



OoLCMEL'iA, Oolcmnel'la— A persistent 

 central axis, round which the carpels 

 of some fruits are arranged,, as in the 

 Geranium. 



Co'MOSE, Ooma'tus- Furnished with hairs 

 at the end, as some seeds. 



Co'ma — Also applied to the aggregation of 

 branches forming the head of a tree, as 

 well as the tuft of bractese or barren 

 flowers, which ai;e sometimes formed at 

 —the crown of an inflorescence, as in 

 French Lavender, Zavendula Stcechas. 



CoMMissD 'ra — The inner surface of each of 

 the two parts (raericarps) into which 

 the fruit of the tTmbellif erae is divisible. 



Complana'tus — Made even or smooth ; 

 synonym for "Compressus." (See 

 stems of Acaaia complanata.) 



CoMPLEx'lVDS — When a leaf iii vernation is 

 folded over another, both at the sides 

 and apexj 



Concai'enate — United in a chain-like 

 manner. 



Con'oave, Con'cavcs— Hollow; applied to 

 any surface with a curvilinear depres- 

 sion, or hollow formed without angles. 



Conoentbioallt — In rings, with a common 

 centre. 



GoNOEPTA'auLUM— Double follicle; a two- 

 celled, many-seeded superior fruit, 

 separating into two portions, the seeds 

 of which do not adhere to marginal 

 placentae, as in the folliculus, to which 

 this closely approaches, but separate 

 from their placentae, and lie loose in 

 the cavity of each cell. (For example 

 see Asclepias. ) 



Concol'orous— Similar in colour. 



CoN'o BETE— Growing together. 



Cone', Co'kcs — A dense aggregation of 

 scale-like carpels, arranged symmetri- 

 cally round an axis, as in the Pine 

 family. 



CoN'rtUBNT — Running into each other, as 

 the sori in Palypodium confluens. 



Con'globate — In rounded clusters. 



Con' JUGATE, Conjuga'tus— A pinnate leaf, 

 composed of a single pair of leaflets. 



Connate',' CoNNA'Tus—Where the bases of 

 two opposite leaves, are united round 

 the stem, so that this appears to pass 

 through them. 



Connec'tivb, Conheoti'vum — A portion of 

 the stamen, distinct from the fila- 

 ment, which connects the cells of the 

 anthers together. 



CoNNi'vENT — When nearer together at the 

 ■summit than at the base. (See flowers 

 of Sterculia quadfifida, the calyx-lobes 

 of which are connivent and cohere 

 at their tips over the centre of the 

 flower.) 



Con'oid— Cone-like. 



Contoet'bd — In aestivation, when one edge 

 of a petal or sepal is covered, and the 

 other free or exposed ; twisted. 



Con'volute — In Eestivation or vernation, 

 when one part is rolled up within 

 another. 



Coe'alloid— Coral-like. 



Coraci'nus — Deep shining black, like a 

 raven. 



Coe'date, Corda'tus, Coedifoe'mis— 

 Shaped like the figure of a heart on 

 cards, the point of attachment being 

 at the broader end. (See the leaves of 

 Manettia cordifolia, a lovely climber 

 with red flowers. ) 



Coria'ceous, Coeia'oeus — Leathery in 

 texture. ,(See leaves of the Purple 

 Guava. ) 



Coem, Coe'mcs — A fleshy solid underground 

 bulb-like stem, usually annual. , A 

 tuberous rootstock. (See what is 

 called a bulb of Gladioliis,) 



Coe'neous, Coe'neus— Horny, or resemb- 

 ling horn in consistency, aa the albu- 

 men of many . seeds. The Date 

 ~ (PhcBnix), for instance, is a good 

 example. 



CoRNicuLA'TUS- Horned. (See the fruit 

 ■ of OxaXis corni(fulata, or Sour-grass.) 



CoRNl'oEBA — Horn-bearing, as the corolla 

 of Datura comigery, "Trumpet-flower, 



Coe'nutb— Shaped like a horn. 



