Hastato-lanceolate 



( 465 ) 



Involucre 



Hmtato-lanceolate, between hal- 

 berd shaped and lanceolate. 



lltistiitn-siii/ittiite, between hal- 

 berd and arrow shaped. 



Htixtiitiis. armed as with spears. 



llnxtilia, spear shaped. 



Haulm, usually applied to the 

 dead stems of herbs. 



Huiistiirinm, a root-like organ by 

 which parasites absorb nour- 

 ishment. 



Hi ad, a. close cluster of flowers, 

 as in the Composites. 



llfili-riimiiis. Ivy -like. 



Helinntliiiides, resembling a Sun- 

 flower. 



Heliciiidul, applied to an inflores- 

 cence which bears a resem- 

 blance to the shell of a snail. 



Heliotropism, positive heliotrop- 

 ism is growing towards the 

 light, and negative heliotrop- 

 ism growing away from it. 



Helmet, the hooded upper part 

 of a flower ; e.g. Aconitum 

 Napelius (Monkshood). 



HeniixpliH'rirux, hemispherical. 



Hemispherical, in the shape of half 

 a globe. 



Heptagynmu, with seven styles. 



Hejftandrtna, possessing seven 

 stamens. 



Herbaceous, without wood ; used 

 to distinguish plants which 

 possess annual stems from 

 those having stems of a woody 

 and enduring nature. 



Hermaphrodite, containing two 

 sexes. 



Ilesptridiiini, the fruit of the 

 Orange and its relatives. 



Btteractmthma, with different 

 sorts of spines. 



Hcleroearpi'US, with different sorts 

 of fruits. 



Hettrogamout, applied to Compo- 

 site flowers which have herma- 

 phrodite and unisexual flowers 

 in the same head. 



Ifeterottytetl, with long and short 

 styles, as in the Primula. 



Hexagonous, with six sides. 



ll'j'itndrous, with six stamens. 



Jlians, gaping, open, in opposition 

 to closed. 



llilum, the scar or mark on a seed 

 which indicates the place by 

 which it was attached to the 

 placenta. 



//<VHf!s,rough with hairs, shaggy. 



/li rt n.i, rough haired. 



Hispid, rough with stiff, bristly 

 hairs ; e.g. Borage. 



Unary, covered with greyish or 

 white down. 



Ilolaierieeims, covered with min- 

 ute, silky hairs. 



Iloiiioi/aminis, applied to Compo- 

 site plants which possess heads 

 containing only hermaphrodite 

 flowers. 



HoiHoijeneout, uniform in nature, 

 structure, or substance. 

 60 



llttnoloijy, similarity in structure. 



lIomotrojioHt, with embryos which 

 take the same general direc- 

 tion as the seed. 



Iliwdi'd, curved into the form of a 

 hood. 



Iloriiontalis, horizontal ; a leaf or 

 branch which grows from a 

 stem in a direction parallel to 

 the earth's surface. 



Horn, the name given to any long 

 tapering process arising in or 

 from a flower. 



Horological, applied to flowers 

 which open and close regularly 

 at certain hours. 



Ilorridut, shaggy, spiny, unplea- 

 sant. 



Hurli'iixis, relating to a garden. 



Hum/fuse, spreading on the 

 ground. 



Iliimilis, humble, lowly. 



Husk, the dry coverings of flowers 

 or fruits, particularly Grasses. 



Hyalinns, crystalline, transparent. 



Hybernalis, sleeping or resting in 

 winter. 



Hybrid, mule ; a plant produced 

 by fertilising a flower of one 

 species with pollen taken from 

 another of a different species. 



Hyrmalit, relating to winter. 



Ryfrvmetrieal, indicating moist- 

 ure. 



Hyper-, over, above. 



Hyphce, the thread-like tissues of 

 Fungi. 



Hypo-, beneath, under. 



irypocrateriformis, shaped like a 

 salver ; e.g. the blossom of the 

 Primrose. 



Hypoijynous, situated below the 

 ovary or pistil. 



Hypnpliyllut, inserted beneath the 

 leaves. 



I 

 i Icosl, twenty. 



Igneus, fiery. 



Illustris, famous, brilliant. 



Imberbis, without a beard. 



Imbricatus, overlapping like tiles 



or the scales of a Fir cone. 

 j Immaciilatiis, without spots. 



Impart-pinnate, pinnate, but pos- 

 srssiug an odd terminal leaf- 

 let. 



Imperfect, flowers which do not 

 possess both anthers and 

 pistils. 



Imperialis, imperial, powerful. 



Implexiis, entwined, interwoven. 



Impressus, marked, impressed. 



fiifft/Halis, unequal. 



Inarticulate, without joints. 



Ittmnnt, grey with fine hairs, 

 hoary. 



Innirii'itiiK, flesh coloured, pink. 



liieisim, divided, deeply cut; e.g. 

 Hawthorn leaves. 



liicliiititus, inclined, bent. 



Included, with stamens enclosed 

 within the corolla and not 

 protruding beyond it. 



Ineomparabills, incomparable, un- 

 excelled. 



Incomplete, applied to a plant 

 which is lacking one of the 

 usual four floral whorls. 



Inconiptiis, rough, unrefined. 



1 iifin-i'iihis, bending inwards. 



Indefinite, applied to stamens 

 above twenty ; e.g. the stamens 

 in Cacti. 



Indchiicent, not opening or burst- 

 ing; having no regular line of 

 opening. 



Indeterminate, applied to an in- 

 definite inflorescence. 



Indigenous, native to a country, 

 aboriginal. 



Tndiriius, undivided. 



Indiiplicate, with the edges turned 

 slightly inwards when unfold- 

 ing from the bud. 



Indurated, hardened. 



Indiitium, a spore case, a mem- 

 brane covering the spores of 

 some Ferns. 



Inermis, unarmed, without spines 

 or thorns. 



Inferior, beneath ; applied to 

 ovaries around and above 

 which the receptacle has 

 grown. 



In/ems, beneath, under. 



Inftatiti, distended, swollen, like 

 a bladder. 



Inflexed, bending inwards. 



Injtorescenee, the arrangement 

 of flowers, or mode of flower- 

 ing. 



Infractus, broken. 



Infiindibidiformis, funnel shaped. 



1 in/ ii i nans, contaminating. 



I a xi <j HIS, remarkable. 



Inspisxated, thickened ; applied to 

 dried up sap. 



Integrifoliui, with entire leaves. 



Interfoliar, between two opposite 

 leaves. 



Internnde, the space between the- 

 nodes or joints of a stem. 



Interpetiolar, between the petioles 

 or leafstalks. 



Interrupted, used to indicate th& 

 destruction of a symmetrical 

 arrangement. 



Intine, inner coat of a pollen grain. 



Intrafoliaceoiis, within the leaves. 



Intronc, applied to anthers which 

 open on the side next to the 

 pistil. 



Inverted, applied to an embryo 

 when its radicle is directed 

 towards the end of the seed 

 opposite to its eye or hilum. 



Iiiriiliicellum, the partial involucre 

 of Umbelliferous plants. 



I it mineral, with an involucre. 



Innilncrc, the appendage of art 

 umbel which is found at a dis- 

 tance from the flowers, or a 

 collection of bracts which en- 

 closes many florets. The Carrot 

 illustrates the first instance, 

 and the Dandelion the second. 



